mirror of https://github.com/facebook/rocksdb.git
4609 lines
161 KiB
C++
4609 lines
161 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include "db/db_with_timestamp_test_util.h"
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#include "port/stack_trace.h"
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#include "rocksdb/perf_context.h"
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#include "rocksdb/utilities/debug.h"
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#include "table/block_based/block_based_table_reader.h"
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#include "table/block_based/block_builder.h"
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#include "test_util/sync_point.h"
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#include "test_util/testutil.h"
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#include "utilities/fault_injection_env.h"
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#include "utilities/merge_operators/string_append/stringappend2.h"
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namespace ROCKSDB_NAMESPACE {
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class DBBasicTestWithTimestamp : public DBBasicTestWithTimestampBase {
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public:
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DBBasicTestWithTimestamp()
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: DBBasicTestWithTimestampBase("db_basic_test_with_timestamp") {}
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};
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TEST_F(DBBasicTestWithTimestamp, SanityChecks) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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options.avoid_flush_during_shutdown = true;
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options.merge_operator = MergeOperators::CreateStringAppendTESTOperator();
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DestroyAndReopen(options);
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Options options1 = CurrentOptions();
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options1.env = env_;
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options1.comparator = test::BytewiseComparatorWithU64TsWrapper();
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options1.merge_operator = MergeOperators::CreateStringAppendTESTOperator();
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assert(options1.comparator &&
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options1.comparator->timestamp_size() == sizeof(uint64_t));
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ColumnFamilyHandle* handle = nullptr;
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Status s = db_->CreateColumnFamily(options1, "data", &handle);
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ASSERT_OK(s);
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std::string dummy_ts(sizeof(uint64_t), '\0');
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// Perform timestamp operations on default cf.
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ASSERT_TRUE(
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db_->Put(WriteOptions(), "key", dummy_ts, "value").IsInvalidArgument());
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ASSERT_TRUE(db_->Merge(WriteOptions(), db_->DefaultColumnFamily(), "key",
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dummy_ts, "value")
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.IsInvalidArgument());
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ASSERT_TRUE(db_->Delete(WriteOptions(), "key", dummy_ts).IsInvalidArgument());
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ASSERT_TRUE(
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db_->SingleDelete(WriteOptions(), "key", dummy_ts).IsInvalidArgument());
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ASSERT_TRUE(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(),
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"begin_key", "end_key", dummy_ts)
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.IsInvalidArgument());
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// Perform non-timestamp operations on "data" cf.
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ASSERT_TRUE(
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db_->Put(WriteOptions(), handle, "key", "value").IsInvalidArgument());
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ASSERT_TRUE(db_->Delete(WriteOptions(), handle, "key").IsInvalidArgument());
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ASSERT_TRUE(
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db_->SingleDelete(WriteOptions(), handle, "key").IsInvalidArgument());
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ASSERT_TRUE(
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db_->Merge(WriteOptions(), handle, "key", "value").IsInvalidArgument());
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ASSERT_TRUE(db_->DeleteRange(WriteOptions(), handle, "begin_key", "end_key")
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.IsInvalidArgument());
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{
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WriteBatch wb;
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ASSERT_OK(wb.Put(handle, "key", "value"));
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ASSERT_TRUE(db_->Write(WriteOptions(), &wb).IsInvalidArgument());
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}
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{
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WriteBatch wb;
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ASSERT_OK(wb.Delete(handle, "key"));
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ASSERT_TRUE(db_->Write(WriteOptions(), &wb).IsInvalidArgument());
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}
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{
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WriteBatch wb;
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ASSERT_OK(wb.SingleDelete(handle, "key"));
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ASSERT_TRUE(db_->Write(WriteOptions(), &wb).IsInvalidArgument());
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}
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{
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WriteBatch wb;
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ASSERT_OK(wb.DeleteRange(handle, "begin_key", "end_key"));
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ASSERT_TRUE(db_->Write(WriteOptions(), &wb).IsInvalidArgument());
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}
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// Perform timestamp operations with timestamps of incorrect size.
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const std::string wrong_ts(sizeof(uint32_t), '\0');
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ASSERT_TRUE(db_->Put(WriteOptions(), handle, "key", wrong_ts, "value")
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.IsInvalidArgument());
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ASSERT_TRUE(db_->Merge(WriteOptions(), handle, "key", wrong_ts, "value")
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.IsInvalidArgument());
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ASSERT_TRUE(
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db_->Delete(WriteOptions(), handle, "key", wrong_ts).IsInvalidArgument());
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ASSERT_TRUE(db_->SingleDelete(WriteOptions(), handle, "key", wrong_ts)
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.IsInvalidArgument());
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ASSERT_TRUE(
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db_->DeleteRange(WriteOptions(), handle, "begin_key", "end_key", wrong_ts)
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.IsInvalidArgument());
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delete handle;
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}
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TEST_F(DBBasicTestWithTimestamp, MixedCfs) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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options.avoid_flush_during_shutdown = true;
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DestroyAndReopen(options);
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Options options1 = CurrentOptions();
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options1.env = env_;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options1.comparator = &test_cmp;
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ColumnFamilyHandle* handle = nullptr;
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Status s = db_->CreateColumnFamily(options1, "data", &handle);
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ASSERT_OK(s);
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WriteBatch wb;
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ASSERT_OK(wb.Put("a", "value"));
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ASSERT_OK(wb.Put(handle, "a", "value"));
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{
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std::string ts = Timestamp(1, 0);
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const auto ts_sz_func = [kTimestampSize, handle](uint32_t cf_id) {
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assert(handle);
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if (cf_id == 0) {
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return static_cast<size_t>(0);
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} else if (cf_id == handle->GetID()) {
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return kTimestampSize;
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} else {
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assert(false);
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return std::numeric_limits<size_t>::max();
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}
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};
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ASSERT_OK(wb.UpdateTimestamps(ts, ts_sz_func));
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ASSERT_OK(db_->Write(WriteOptions(), &wb));
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}
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const auto verify_db = [this](ColumnFamilyHandle* h, const std::string& key,
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const std::string& ts,
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const std::string& expected_value) {
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ASSERT_EQ(expected_value, Get(key));
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Slice read_ts_slice(ts);
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ReadOptions read_opts;
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read_opts.timestamp = &read_ts_slice;
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std::string value;
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ASSERT_OK(db_->Get(read_opts, h, key, &value));
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ASSERT_EQ(expected_value, value);
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};
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verify_db(handle, "a", Timestamp(1, 0), "value");
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delete handle;
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Close();
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std::vector<ColumnFamilyDescriptor> cf_descs;
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cf_descs.emplace_back(kDefaultColumnFamilyName, options);
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cf_descs.emplace_back("data", options1);
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options.create_if_missing = false;
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s = DB::Open(options, dbname_, cf_descs, &handles_, &db_);
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ASSERT_OK(s);
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verify_db(handles_[1], "a", Timestamp(1, 0), "value");
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, CompactRangeWithSpecifiedRange) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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WriteOptions write_opts;
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std::string ts = Timestamp(1, 0);
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ASSERT_OK(db_->Put(write_opts, "foo1", ts, "bar"));
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ASSERT_OK(Flush());
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ASSERT_OK(db_->Put(write_opts, "foo2", ts, "bar"));
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ASSERT_OK(Flush());
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std::string start_str = "foo";
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std::string end_str = "foo2";
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Slice start(start_str), end(end_str);
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ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, &end));
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, GcPreserveLatestVersionBelowFullHistoryLow) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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std::string ts_str = Timestamp(1, 0);
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WriteOptions wopts;
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ASSERT_OK(db_->Put(wopts, "k1", ts_str, "v1"));
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ASSERT_OK(db_->Put(wopts, "k2", ts_str, "v2"));
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ASSERT_OK(db_->Put(wopts, "k3", ts_str, "v3"));
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ts_str = Timestamp(2, 0);
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ASSERT_OK(db_->Delete(wopts, "k3", ts_str));
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ts_str = Timestamp(4, 0);
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ASSERT_OK(db_->Put(wopts, "k1", ts_str, "v5"));
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ts_str = Timestamp(5, 0);
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ASSERT_OK(
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db_->DeleteRange(wopts, db_->DefaultColumnFamily(), "k0", "k9", ts_str));
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ts_str = Timestamp(3, 0);
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Slice ts = ts_str;
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CompactRangeOptions cro;
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cro.full_history_ts_low = &ts;
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ASSERT_OK(db_->CompactRange(cro, nullptr, nullptr));
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ASSERT_OK(Flush());
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ReadOptions ropts;
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ropts.timestamp = &ts;
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std::string value;
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Status s = db_->Get(ropts, "k1", &value);
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ASSERT_OK(s);
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ASSERT_EQ("v1", value);
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std::string key_ts;
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ASSERT_TRUE(db_->Get(ropts, "k3", &value, &key_ts).IsNotFound());
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ASSERT_EQ(Timestamp(2, 0), key_ts);
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ts_str = Timestamp(5, 0);
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ts = ts_str;
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ropts.timestamp = &ts;
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ASSERT_TRUE(db_->Get(ropts, "k2", &value, &key_ts).IsNotFound());
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ASSERT_EQ(Timestamp(5, 0), key_ts);
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ASSERT_TRUE(db_->Get(ropts, "k2", &value).IsNotFound());
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, UpdateFullHistoryTsLow) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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const std::string kKey = "test kKey";
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// Test set ts_low first and flush()
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int current_ts_low = 5;
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std::string ts_low_str = Timestamp(current_ts_low, 0);
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Slice ts_low = ts_low_str;
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CompactRangeOptions comp_opts;
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comp_opts.full_history_ts_low = &ts_low;
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comp_opts.bottommost_level_compaction = BottommostLevelCompaction::kForce;
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ASSERT_OK(db_->CompactRange(comp_opts, nullptr, nullptr));
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auto* cfd =
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static_cast_with_check<ColumnFamilyHandleImpl>(db_->DefaultColumnFamily())
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->cfd();
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auto result_ts_low = cfd->GetFullHistoryTsLow();
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ASSERT_TRUE(test_cmp.CompareTimestamp(ts_low, result_ts_low) == 0);
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for (int i = 0; i < 10; i++) {
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WriteOptions write_opts;
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std::string ts = Timestamp(i, 0);
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ASSERT_OK(db_->Put(write_opts, kKey, ts, Key(i)));
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}
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ASSERT_OK(Flush());
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for (int i = 0; i < 10; i++) {
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ReadOptions read_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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read_opts.timestamp = &ts;
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std::string value;
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Status status = db_->Get(read_opts, kKey, &value);
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if (i < current_ts_low) {
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ASSERT_TRUE(status.IsInvalidArgument());
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} else {
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ASSERT_OK(status);
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ASSERT_TRUE(value.compare(Key(i)) == 0);
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}
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}
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// Test set ts_low and then trigger compaction
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for (int i = 10; i < 20; i++) {
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WriteOptions write_opts;
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std::string ts = Timestamp(i, 0);
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ASSERT_OK(db_->Put(write_opts, kKey, ts, Key(i)));
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}
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ASSERT_OK(Flush());
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current_ts_low = 15;
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ts_low_str = Timestamp(current_ts_low, 0);
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ts_low = ts_low_str;
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comp_opts.full_history_ts_low = &ts_low;
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ASSERT_OK(db_->CompactRange(comp_opts, nullptr, nullptr));
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result_ts_low = cfd->GetFullHistoryTsLow();
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ASSERT_TRUE(test_cmp.CompareTimestamp(ts_low, result_ts_low) == 0);
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for (int i = current_ts_low; i < 20; i++) {
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ReadOptions read_opts;
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std::string ts_str = Timestamp(i, 0);
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Slice ts = ts_str;
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read_opts.timestamp = &ts;
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std::string value;
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Status status = db_->Get(read_opts, kKey, &value);
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ASSERT_OK(status);
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ASSERT_TRUE(value.compare(Key(i)) == 0);
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}
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// Test invalid compaction with range
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Slice start(kKey), end(kKey);
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Status s = db_->CompactRange(comp_opts, &start, &end);
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ASSERT_TRUE(s.IsInvalidArgument());
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s = db_->CompactRange(comp_opts, &start, nullptr);
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ASSERT_TRUE(s.IsInvalidArgument());
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s = db_->CompactRange(comp_opts, nullptr, &end);
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ASSERT_TRUE(s.IsInvalidArgument());
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// Test invalid compaction with the decreasing ts_low
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ts_low_str = Timestamp(current_ts_low - 1, 0);
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ts_low = ts_low_str;
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comp_opts.full_history_ts_low = &ts_low;
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s = db_->CompactRange(comp_opts, nullptr, nullptr);
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ASSERT_TRUE(s.IsInvalidArgument());
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, UpdateFullHistoryTsLowWithPublicAPI) {
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Options options = CurrentOptions();
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options.env = env_;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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std::string ts_low_str = Timestamp(9, 0);
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ASSERT_OK(
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db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(), ts_low_str));
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std::string result_ts_low;
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ASSERT_OK(db_->GetFullHistoryTsLow(nullptr, &result_ts_low));
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ASSERT_TRUE(test_cmp.CompareTimestamp(ts_low_str, result_ts_low) == 0);
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// test increase full_history_low backward
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std::string ts_low_str_back = Timestamp(8, 0);
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auto s = db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
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ts_low_str_back);
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ASSERT_EQ(s, Status::InvalidArgument());
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// test IncreaseFullHistoryTsLow with a timestamp whose length is longger
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// than the cf's timestamp size
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std::string ts_low_str_long(Timestamp(0, 0).size() + 1, 'a');
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s = db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
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ts_low_str_long);
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ASSERT_EQ(s, Status::InvalidArgument());
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// test IncreaseFullHistoryTsLow with a timestamp which is null
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std::string ts_low_str_null = "";
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s = db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
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ts_low_str_null);
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ASSERT_EQ(s, Status::InvalidArgument());
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// test IncreaseFullHistoryTsLow for a column family that does not enable
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// timestamp
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options.comparator = BytewiseComparator();
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DestroyAndReopen(options);
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ts_low_str = Timestamp(10, 0);
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s = db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(), ts_low_str);
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ASSERT_EQ(s, Status::InvalidArgument());
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// test GetFullHistoryTsLow for a column family that does not enable
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// timestamp
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std::string current_ts_low;
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s = db_->GetFullHistoryTsLow(db_->DefaultColumnFamily(), ¤t_ts_low);
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ASSERT_EQ(s, Status::InvalidArgument());
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Close();
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}
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TEST_F(DBBasicTestWithTimestamp, GetApproximateSizes) {
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Options options = CurrentOptions();
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options.write_buffer_size = 100000000; // Large write buffer
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options.compression = kNoCompression;
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options.create_if_missing = true;
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const size_t kTimestampSize = Timestamp(0, 0).size();
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TestComparator test_cmp(kTimestampSize);
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options.comparator = &test_cmp;
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DestroyAndReopen(options);
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auto default_cf = db_->DefaultColumnFamily();
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WriteOptions write_opts;
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std::string ts = Timestamp(1, 0);
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const int N = 128;
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Random rnd(301);
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for (int i = 0; i < N; i++) {
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ASSERT_OK(db_->Put(write_opts, Key(i), ts, rnd.RandomString(1024)));
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}
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uint64_t size;
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std::string start = Key(50);
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std::string end = Key(60);
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Range r(start, end);
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SizeApproximationOptions size_approx_options;
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size_approx_options.include_memtables = true;
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size_approx_options.include_files = true;
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_GT(size, 6000);
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ASSERT_LT(size, 204800);
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// test multiple ranges
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std::vector<Range> ranges;
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std::string start_tmp = Key(10);
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std::string end_tmp = Key(20);
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ranges.emplace_back(Range(start_tmp, end_tmp));
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ranges.emplace_back(Range(start, end));
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uint64_t range_sizes[2];
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ASSERT_OK(db_->GetApproximateSizes(size_approx_options, default_cf,
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ranges.data(), 2, range_sizes));
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ASSERT_EQ(range_sizes[1], size);
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// Zero if not including mem table
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ASSERT_OK(db_->GetApproximateSizes(&r, 1, &size));
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ASSERT_EQ(size, 0);
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start = Key(500);
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end = Key(600);
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r = Range(start, end);
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_EQ(size, 0);
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// Test range boundaries
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ASSERT_OK(db_->Put(write_opts, Key(1000), ts, rnd.RandomString(1024)));
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// Should include start key
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start = Key(1000);
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end = Key(1100);
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r = Range(start, end);
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ASSERT_OK(
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db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
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ASSERT_GT(size, 0);
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uint64_t total_mem_count;
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uint64_t total_mem_size;
|
|
db_->GetApproximateMemTableStats(default_cf, r, &total_mem_count,
|
|
&total_mem_size);
|
|
ASSERT_GT(total_mem_count, 0);
|
|
ASSERT_GT(total_mem_size, 0);
|
|
|
|
// Should exclude end key
|
|
start = Key(900);
|
|
end = Key(1000);
|
|
r = Range(start, end);
|
|
ASSERT_OK(
|
|
db_->GetApproximateSizes(size_approx_options, default_cf, &r, 1, &size));
|
|
ASSERT_EQ(size, 0);
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SimpleIterate) {
|
|
const int kNumKeysPerFile = 128;
|
|
const uint64_t kMaxKey = 1024;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
DestroyAndReopen(options);
|
|
const std::vector<uint64_t> start_keys = {1, 0};
|
|
const std::vector<std::string> write_timestamps = {Timestamp(1, 0),
|
|
Timestamp(3, 0)};
|
|
const std::vector<std::string> read_timestamps = {Timestamp(2, 0),
|
|
Timestamp(4, 0)};
|
|
for (size_t i = 0; i < write_timestamps.size(); ++i) {
|
|
WriteOptions write_opts;
|
|
for (uint64_t key = start_keys[i]; key <= kMaxKey; ++key) {
|
|
Status s = db_->Put(write_opts, Key1(key), write_timestamps[i],
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
for (size_t i = 0; i < read_timestamps.size(); ++i) {
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamps[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
// Forward iterate.
|
|
for (it->Seek(Key1(0)), key = start_keys[i]; it->Valid();
|
|
it->Next(), ++count, ++key) {
|
|
CheckIterUserEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
}
|
|
size_t expected_count = kMaxKey - start_keys[i] + 1;
|
|
ASSERT_EQ(expected_count, count);
|
|
|
|
// Backward iterate.
|
|
count = 0;
|
|
for (it->SeekForPrev(Key1(kMaxKey)), key = kMaxKey; it->Valid();
|
|
it->Prev(), ++count, --key) {
|
|
CheckIterUserEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(static_cast<size_t>(kMaxKey) - start_keys[i] + 1, count);
|
|
|
|
// SeekToFirst()/SeekToLast() with lower/upper bounds.
|
|
// Then iter with lower and upper bounds.
|
|
uint64_t l = 0;
|
|
uint64_t r = kMaxKey + 1;
|
|
while (l < r) {
|
|
std::string lb_str = Key1(l);
|
|
Slice lb = lb_str;
|
|
std::string ub_str = Key1(r);
|
|
Slice ub = ub_str;
|
|
read_opts.iterate_lower_bound = &lb;
|
|
read_opts.iterate_upper_bound = &ub;
|
|
it.reset(db_->NewIterator(read_opts));
|
|
for (it->SeekToFirst(), key = std::max(l, start_keys[i]), count = 0;
|
|
it->Valid(); it->Next(), ++key, ++count) {
|
|
CheckIterUserEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(r - std::max(l, start_keys[i]), count);
|
|
|
|
for (it->SeekToLast(), key = std::min(r, kMaxKey + 1), count = 0;
|
|
it->Valid(); it->Prev(), --key, ++count) {
|
|
CheckIterUserEntry(it.get(), Key1(key - 1), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
}
|
|
ASSERT_OK(it->status());
|
|
l += (kMaxKey / 100);
|
|
r -= (kMaxKey / 100);
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, TrimHistoryTest) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
auto check_value_by_ts = [](DB* db, Slice key, std::string readTs,
|
|
Status status, std::string checkValue,
|
|
std::string expected_ts) {
|
|
ReadOptions ropts;
|
|
Slice ts = readTs;
|
|
ropts.timestamp = &ts;
|
|
std::string value;
|
|
std::string key_ts;
|
|
Status s = db->Get(ropts, key, &value, &key_ts);
|
|
ASSERT_TRUE(s == status);
|
|
if (s.ok()) {
|
|
ASSERT_EQ(checkValue, value);
|
|
}
|
|
if (s.ok() || s.IsNotFound()) {
|
|
ASSERT_EQ(expected_ts, key_ts);
|
|
}
|
|
};
|
|
// Construct data of different versions with different ts
|
|
ASSERT_OK(db_->Put(WriteOptions(), "k1", Timestamp(2, 0), "v1"));
|
|
ASSERT_OK(db_->Put(WriteOptions(), "k1", Timestamp(4, 0), "v2"));
|
|
ASSERT_OK(db_->Delete(WriteOptions(), "k1", Timestamp(5, 0)));
|
|
ASSERT_OK(db_->Put(WriteOptions(), "k1", Timestamp(6, 0), "v3"));
|
|
check_value_by_ts(db_, "k1", Timestamp(7, 0), Status::OK(), "v3",
|
|
Timestamp(6, 0));
|
|
ASSERT_OK(Flush());
|
|
Close();
|
|
|
|
ColumnFamilyOptions cf_options(options);
|
|
std::vector<ColumnFamilyDescriptor> column_families;
|
|
column_families.push_back(
|
|
ColumnFamilyDescriptor(kDefaultColumnFamilyName, cf_options));
|
|
DBOptions db_options(options);
|
|
|
|
// Trim data whose version > Timestamp(5, 0), read(k1, ts(7)) <- NOT_FOUND.
|
|
ASSERT_OK(DB::OpenAndTrimHistory(db_options, dbname_, column_families,
|
|
&handles_, &db_, Timestamp(5, 0)));
|
|
check_value_by_ts(db_, "k1", Timestamp(7, 0), Status::NotFound(), "",
|
|
Timestamp(5, 0));
|
|
Close();
|
|
|
|
// Trim data whose timestamp > Timestamp(4, 0), read(k1, ts(7)) <- v2
|
|
ASSERT_OK(DB::OpenAndTrimHistory(db_options, dbname_, column_families,
|
|
&handles_, &db_, Timestamp(4, 0)));
|
|
check_value_by_ts(db_, "k1", Timestamp(7, 0), Status::OK(), "v2",
|
|
Timestamp(4, 0));
|
|
Close();
|
|
|
|
Reopen(options);
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(), "k1",
|
|
"k3", Timestamp(7, 0)));
|
|
check_value_by_ts(db_, "k1", Timestamp(8, 0), Status::NotFound(), "",
|
|
Timestamp(7, 0));
|
|
Close();
|
|
// Trim data whose timestamp > Timestamp(6, 0), read(k1, ts(8)) <- v2
|
|
ASSERT_OK(DB::OpenAndTrimHistory(db_options, dbname_, column_families,
|
|
&handles_, &db_, Timestamp(6, 0)));
|
|
check_value_by_ts(db_, "k1", Timestamp(8, 0), Status::OK(), "v2",
|
|
Timestamp(4, 0));
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, OpenAndTrimHistoryInvalidOptionTest) {
|
|
Destroy(last_options_);
|
|
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
|
|
ColumnFamilyOptions cf_options(options);
|
|
std::vector<ColumnFamilyDescriptor> column_families;
|
|
column_families.push_back(
|
|
ColumnFamilyDescriptor(kDefaultColumnFamilyName, cf_options));
|
|
DBOptions db_options(options);
|
|
|
|
// OpenAndTrimHistory should not work with avoid_flush_during_recovery
|
|
db_options.avoid_flush_during_recovery = true;
|
|
ASSERT_TRUE(DB::OpenAndTrimHistory(db_options, dbname_, column_families,
|
|
&handles_, &db_, Timestamp(0, 0))
|
|
.IsInvalidArgument());
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, GetTimestampTableProperties) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// Create 2 tables
|
|
for (int table = 0; table < 2; ++table) {
|
|
for (int i = 0; i < 10; i++) {
|
|
std::string ts = Timestamp(i, 0);
|
|
ASSERT_OK(db_->Put(WriteOptions(), "key", ts, Key(i)));
|
|
}
|
|
ASSERT_OK(Flush());
|
|
}
|
|
|
|
TablePropertiesCollection props;
|
|
ASSERT_OK(db_->GetPropertiesOfAllTables(&props));
|
|
ASSERT_EQ(2U, props.size());
|
|
for (const auto& item : props) {
|
|
auto& user_collected = item.second->user_collected_properties;
|
|
ASSERT_TRUE(user_collected.find("rocksdb.timestamp_min") !=
|
|
user_collected.end());
|
|
ASSERT_TRUE(user_collected.find("rocksdb.timestamp_max") !=
|
|
user_collected.end());
|
|
ASSERT_EQ(user_collected.at("rocksdb.timestamp_min"), Timestamp(0, 0));
|
|
ASSERT_EQ(user_collected.at("rocksdb.timestamp_max"), Timestamp(9, 0));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
class DBBasicTestWithTimestampTableOptions
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<BlockBasedTableOptions::IndexType> {
|
|
public:
|
|
explicit DBBasicTestWithTimestampTableOptions()
|
|
: DBBasicTestWithTimestampBase(
|
|
"db_basic_test_with_timestamp_table_options") {}
|
|
};
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampTableOptions,
|
|
testing::Values(
|
|
BlockBasedTableOptions::IndexType::kBinarySearch,
|
|
BlockBasedTableOptions::IndexType::kHashSearch,
|
|
BlockBasedTableOptions::IndexType::kTwoLevelIndexSearch,
|
|
BlockBasedTableOptions::IndexType::kBinarySearchWithFirstKey));
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, GetAndMultiGet) {
|
|
Options options = GetDefaultOptions();
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(3));
|
|
options.compression = kNoCompression;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.index_type = GetParam();
|
|
bbto.block_size = 100;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator cmp(kTimestampSize);
|
|
options.comparator = &cmp;
|
|
DestroyAndReopen(options);
|
|
constexpr uint64_t kNumKeys = 1024;
|
|
for (uint64_t k = 0; k < kNumKeys; ++k) {
|
|
WriteOptions write_opts;
|
|
ASSERT_OK(db_->Put(write_opts, Key1(k), Timestamp(1, 0),
|
|
"value" + std::to_string(k)));
|
|
}
|
|
ASSERT_OK(Flush());
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
std::string ts_str = Timestamp(2, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
// verify Get()
|
|
for (it->SeekToFirst(); it->Valid(); it->Next()) {
|
|
std::string value_from_get;
|
|
std::string key_str(it->key().data(), it->key().size());
|
|
std::string timestamp;
|
|
ASSERT_OK(db_->Get(read_opts, key_str, &value_from_get, ×tamp));
|
|
ASSERT_EQ(it->value(), value_from_get);
|
|
ASSERT_EQ(Timestamp(1, 0), timestamp);
|
|
}
|
|
ASSERT_OK(it->status());
|
|
|
|
// verify MultiGet()
|
|
constexpr uint64_t step = 2;
|
|
static_assert(0 == (kNumKeys % step),
|
|
"kNumKeys must be a multiple of step");
|
|
for (uint64_t k = 0; k < kNumKeys; k += 2) {
|
|
std::vector<std::string> key_strs;
|
|
std::vector<Slice> keys;
|
|
for (size_t i = 0; i < step; ++i) {
|
|
key_strs.push_back(Key1(k + i));
|
|
}
|
|
for (size_t i = 0; i < step; ++i) {
|
|
keys.emplace_back(key_strs[i]);
|
|
}
|
|
std::vector<std::string> values;
|
|
std::vector<std::string> timestamps;
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(read_opts, keys, &values, ×tamps);
|
|
ASSERT_EQ(step, statuses.size());
|
|
ASSERT_EQ(step, values.size());
|
|
ASSERT_EQ(step, timestamps.size());
|
|
for (uint64_t i = 0; i < step; ++i) {
|
|
ASSERT_OK(statuses[i]);
|
|
ASSERT_EQ("value" + std::to_string(k + i), values[i]);
|
|
ASSERT_EQ(Timestamp(1, 0), timestamps[i]);
|
|
}
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, SeekWithPrefixLessThanKey) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(3));
|
|
options.memtable_whole_key_filtering = true;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
bbto.index_type = GetParam();
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->Seek("foo");
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
|
|
iter->Seek("bbb");
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, SeekWithCappedPrefix) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
// All of the keys or this test must be longer than 3 characters
|
|
constexpr int kMinKeyLen = 3;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(kMinKeyLen));
|
|
options.memtable_whole_key_filtering = true;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
bbto.index_type = GetParam();
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", ts, "bar"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
// Make sure the prefix extractor doesn't include timestamp, otherwise it
|
|
// may return invalid result.
|
|
iter->Seek("foo");
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, SeekWithBound) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(2));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
bbto.index_type = GetParam();
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo1", ts, "bar1"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", ts, "bar2"));
|
|
ASSERT_OK(Flush());
|
|
|
|
// Move sst file to next level
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
for (int i = 3; i < 9; ++i) {
|
|
ASSERT_OK(db_->Put(write_opts, "foo" + std::to_string(i), ts,
|
|
"bar" + std::to_string(i)));
|
|
}
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string up_bound = "foo5"; // exclusive
|
|
Slice up_bound_slice = up_bound;
|
|
std::string lo_bound = "foo2"; // inclusive
|
|
Slice lo_bound_slice = lo_bound;
|
|
read_opts.iterate_upper_bound = &up_bound_slice;
|
|
read_opts.iterate_lower_bound = &lo_bound_slice;
|
|
read_opts.auto_prefix_mode = true;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
// Make sure the prefix extractor doesn't include timestamp, otherwise it
|
|
// may return invalid result.
|
|
iter->Seek("foo");
|
|
CheckIterUserEntry(iter.get(), lo_bound, kTypeValue, "bar2",
|
|
Timestamp(1, 0));
|
|
iter->SeekToFirst();
|
|
CheckIterUserEntry(iter.get(), lo_bound, kTypeValue, "bar2",
|
|
Timestamp(1, 0));
|
|
iter->SeekForPrev("g");
|
|
CheckIterUserEntry(iter.get(), "foo4", kTypeValue, "bar4", Timestamp(1, 0));
|
|
iter->SeekToLast();
|
|
CheckIterUserEntry(iter.get(), "foo4", kTypeValue, "bar4", Timestamp(1, 0));
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ChangeIterationDirection) {
|
|
Options options = GetDefaultOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(1));
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
DestroyAndReopen(options);
|
|
const std::vector<std::string> timestamps = {Timestamp(1, 1), Timestamp(0, 2),
|
|
Timestamp(4, 3)};
|
|
const std::vector<std::tuple<std::string, std::string>> kvs = {
|
|
std::make_tuple("aa", "value1"), std::make_tuple("ab", "value2")};
|
|
for (const auto& ts : timestamps) {
|
|
WriteBatch wb(0, 0, 0, kTimestampSize);
|
|
for (const auto& kv : kvs) {
|
|
const std::string& key = std::get<0>(kv);
|
|
const std::string& value = std::get<1>(kv);
|
|
ASSERT_OK(wb.Put(key, value));
|
|
}
|
|
|
|
ASSERT_OK(wb.UpdateTimestamps(
|
|
ts, [kTimestampSize](uint32_t) { return kTimestampSize; }));
|
|
ASSERT_OK(db_->Write(WriteOptions(), &wb));
|
|
}
|
|
std::string read_ts_str = Timestamp(5, 3);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
|
|
it->SeekToFirst();
|
|
ASSERT_TRUE(it->Valid());
|
|
it->Prev();
|
|
ASSERT_FALSE(it->Valid());
|
|
|
|
it->SeekToLast();
|
|
ASSERT_TRUE(it->Valid());
|
|
uint64_t prev_reseek_count =
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION);
|
|
ASSERT_EQ(0, prev_reseek_count);
|
|
it->Next();
|
|
ASSERT_FALSE(it->Valid());
|
|
ASSERT_EQ(1 + prev_reseek_count,
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
|
|
it->Seek(std::get<0>(kvs[0]));
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[0]), kTypeValue,
|
|
std::get<1>(kvs[0]), Timestamp(4, 3));
|
|
it->Next();
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[1]), kTypeValue,
|
|
std::get<1>(kvs[1]), Timestamp(4, 3));
|
|
it->Prev();
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[0]), kTypeValue,
|
|
std::get<1>(kvs[0]), Timestamp(4, 3));
|
|
|
|
prev_reseek_count =
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION);
|
|
ASSERT_EQ(1, prev_reseek_count);
|
|
it->Next();
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[1]), kTypeValue,
|
|
std::get<1>(kvs[1]), Timestamp(4, 3));
|
|
ASSERT_EQ(1 + prev_reseek_count,
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
|
|
it->SeekForPrev(std::get<0>(kvs[1]));
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[1]), kTypeValue,
|
|
std::get<1>(kvs[1]), Timestamp(4, 3));
|
|
it->Prev();
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[0]), kTypeValue,
|
|
std::get<1>(kvs[0]), Timestamp(4, 3));
|
|
|
|
prev_reseek_count =
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION);
|
|
it->Next();
|
|
CheckIterUserEntry(it.get(), std::get<0>(kvs[1]), kTypeValue,
|
|
std::get<1>(kvs[1]), Timestamp(4, 3));
|
|
ASSERT_EQ(1 + prev_reseek_count,
|
|
options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
|
|
it.reset();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SimpleForwardIterateLowerTsBound) {
|
|
constexpr int kNumKeysPerFile = 128;
|
|
constexpr uint64_t kMaxKey = 1024;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
DestroyAndReopen(options);
|
|
const std::vector<std::string> write_timestamps = {Timestamp(1, 0),
|
|
Timestamp(3, 0)};
|
|
const std::vector<std::string> read_timestamps = {Timestamp(2, 0),
|
|
Timestamp(4, 0)};
|
|
const std::vector<std::string> read_timestamps_lb = {Timestamp(1, 0),
|
|
Timestamp(1, 0)};
|
|
for (size_t i = 0; i < write_timestamps.size(); ++i) {
|
|
WriteOptions write_opts;
|
|
for (uint64_t key = 0; key <= kMaxKey; ++key) {
|
|
Status s = db_->Put(write_opts, Key1(key), write_timestamps[i],
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
for (size_t i = 0; i < read_timestamps.size(); ++i) {
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamps[i];
|
|
Slice read_ts_lb = read_timestamps_lb[i];
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
for (it->Seek(Key1(0)), key = 0; it->Valid(); it->Next(), ++count, ++key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i), write_timestamps[i]);
|
|
if (i > 0) {
|
|
it->Next();
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue,
|
|
"value" + std::to_string(i - 1),
|
|
write_timestamps[i - 1]);
|
|
}
|
|
}
|
|
ASSERT_OK(it->status());
|
|
size_t expected_count = kMaxKey + 1;
|
|
ASSERT_EQ(expected_count, count);
|
|
}
|
|
// Delete all keys@ts=5 and check iteration result with start ts set
|
|
{
|
|
std::string write_timestamp = Timestamp(5, 0);
|
|
WriteOptions write_opts;
|
|
for (uint64_t key = 0; key < kMaxKey + 1; ++key) {
|
|
Status s = db_->Delete(write_opts, Key1(key), write_timestamp);
|
|
ASSERT_OK(s);
|
|
}
|
|
|
|
std::string read_timestamp = Timestamp(6, 0);
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamp;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string read_timestamp_lb = Timestamp(2, 0);
|
|
Slice read_ts_lb = read_timestamp_lb;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
for (it->Seek(Key1(0)), key = 0; it->Valid(); it->Next(), ++count, ++key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeDeletionWithTimestamp, Slice(),
|
|
write_timestamp);
|
|
// Skip key@ts=3 and land on tombstone key@ts=5
|
|
it->Next();
|
|
}
|
|
ASSERT_EQ(kMaxKey + 1, count);
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, BackwardIterateLowerTsBound) {
|
|
constexpr int kNumKeysPerFile = 128;
|
|
constexpr uint64_t kMaxKey = 1024;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
DestroyAndReopen(options);
|
|
const std::vector<std::string> write_timestamps = {Timestamp(1, 0),
|
|
Timestamp(3, 0)};
|
|
const std::vector<std::string> read_timestamps = {Timestamp(2, 0),
|
|
Timestamp(4, 0)};
|
|
const std::vector<std::string> read_timestamps_lb = {Timestamp(1, 0),
|
|
Timestamp(1, 0)};
|
|
for (size_t i = 0; i < write_timestamps.size(); ++i) {
|
|
WriteOptions write_opts;
|
|
for (uint64_t key = 0; key <= kMaxKey; ++key) {
|
|
Status s = db_->Put(write_opts, Key1(key), write_timestamps[i],
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
for (size_t i = 0; i < read_timestamps.size(); ++i) {
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamps[i];
|
|
Slice read_ts_lb = read_timestamps_lb[i];
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = 0;
|
|
for (it->SeekForPrev(Key1(kMaxKey)), key = kMaxKey; it->Valid();
|
|
it->Prev(), ++count, --key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue, "value0",
|
|
write_timestamps[0]);
|
|
if (i > 0) {
|
|
it->Prev();
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue, "value1",
|
|
write_timestamps[1]);
|
|
}
|
|
}
|
|
ASSERT_OK(it->status());
|
|
size_t expected_count = kMaxKey + 1;
|
|
ASSERT_EQ(expected_count, count);
|
|
}
|
|
// Delete all keys@ts=5 and check iteration result with start ts set
|
|
{
|
|
std::string write_timestamp = Timestamp(5, 0);
|
|
WriteOptions write_opts;
|
|
for (uint64_t key = 0; key < kMaxKey + 1; ++key) {
|
|
Status s = db_->Delete(write_opts, Key1(key), write_timestamp);
|
|
ASSERT_OK(s);
|
|
}
|
|
|
|
std::string read_timestamp = Timestamp(6, 0);
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_timestamp;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string read_timestamp_lb = Timestamp(2, 0);
|
|
Slice read_ts_lb = read_timestamp_lb;
|
|
read_opts.iter_start_ts = &read_ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
int count = 0;
|
|
uint64_t key = kMaxKey;
|
|
for (it->SeekForPrev(Key1(key)), key = kMaxKey; it->Valid();
|
|
it->Prev(), ++count, --key) {
|
|
CheckIterEntry(it.get(), Key1(key), kTypeValue, "value1",
|
|
Timestamp(3, 0));
|
|
it->Prev();
|
|
CheckIterEntry(it.get(), Key1(key), kTypeDeletionWithTimestamp, Slice(),
|
|
write_timestamp);
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(kMaxKey + 1, count);
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, SimpleBackwardIterateLowerTsBound) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
std::string ts_ub_buf = Timestamp(5, 0);
|
|
Slice ts_ub = ts_ub_buf;
|
|
std::string ts_lb_buf = Timestamp(1, 0);
|
|
Slice ts_lb = ts_lb_buf;
|
|
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts_ub;
|
|
read_opts.iter_start_ts = &ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
it->SeekToLast();
|
|
ASSERT_FALSE(it->Valid());
|
|
ASSERT_OK(it->status());
|
|
|
|
it->SeekForPrev("foo");
|
|
ASSERT_FALSE(it->Valid());
|
|
ASSERT_OK(it->status());
|
|
}
|
|
|
|
// Test iterate_upper_bound
|
|
ASSERT_OK(db_->Put(WriteOptions(), "a", Timestamp(0, 0), "v0"));
|
|
ASSERT_OK(db_->SingleDelete(WriteOptions(), "a", Timestamp(1, 0)));
|
|
|
|
for (int i = 0; i < 5; ++i) {
|
|
ASSERT_OK(db_->Put(WriteOptions(), "b", Timestamp(i, 0),
|
|
"v" + std::to_string(i)));
|
|
}
|
|
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts_ub;
|
|
read_opts.iter_start_ts = &ts_lb;
|
|
std::string key_ub_str = "b"; // exclusive
|
|
Slice key_ub = key_ub_str;
|
|
read_opts.iterate_upper_bound = &key_ub;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
it->SeekToLast();
|
|
CheckIterEntry(it.get(), "a", kTypeSingleDeletion, Slice(),
|
|
Timestamp(1, 0));
|
|
|
|
key_ub_str = "a"; // exclusive
|
|
key_ub = key_ub_str;
|
|
read_opts.iterate_upper_bound = &key_ub;
|
|
it.reset(db_->NewIterator(read_opts));
|
|
it->SeekToLast();
|
|
ASSERT_FALSE(it->Valid());
|
|
ASSERT_OK(it->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, BackwardIterateLowerTsBound_Reseek) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.max_sequential_skip_in_iterations = 2;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
for (int i = 0; i < 10; ++i) {
|
|
ASSERT_OK(db_->Put(WriteOptions(), "a", Timestamp(i, 0),
|
|
"v" + std::to_string(i)));
|
|
}
|
|
|
|
for (int i = 0; i < 10; ++i) {
|
|
ASSERT_OK(db_->Put(WriteOptions(), "b", Timestamp(i, 0),
|
|
"v" + std::to_string(i)));
|
|
}
|
|
|
|
{
|
|
std::string ts_ub_buf = Timestamp(6, 0);
|
|
Slice ts_ub = ts_ub_buf;
|
|
std::string ts_lb_buf = Timestamp(4, 0);
|
|
Slice ts_lb = ts_lb_buf;
|
|
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts_ub;
|
|
read_opts.iter_start_ts = &ts_lb;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
it->SeekToLast();
|
|
for (int i = 0; i < 3 && it->Valid(); it->Prev(), ++i) {
|
|
CheckIterEntry(it.get(), "b", kTypeValue, "v" + std::to_string(4 + i),
|
|
Timestamp(4 + i, 0));
|
|
}
|
|
for (int i = 0; i < 3 && it->Valid(); it->Prev(), ++i) {
|
|
CheckIterEntry(it.get(), "a", kTypeValue, "v" + std::to_string(4 + i),
|
|
Timestamp(4 + i, 0));
|
|
}
|
|
ASSERT_OK(it->status());
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ReseekToTargetTimestamp) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
constexpr size_t kNumKeys = 16;
|
|
options.max_sequential_skip_in_iterations = kNumKeys / 2;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// Insert kNumKeys
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
for (size_t i = 0; i != kNumKeys; ++i) {
|
|
std::string ts = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
s = db_->Put(write_opts, "foo", ts, "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
CheckIterUserEntry(iter.get(), "foo", kTypeValue, "value0", ts_str);
|
|
ASSERT_EQ(
|
|
1, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
|
|
ts_str = Timestamp(kNumKeys, 0);
|
|
ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
iter.reset(db_->NewIterator(read_opts));
|
|
iter->SeekToLast();
|
|
CheckIterUserEntry(iter.get(), "foo", kTypeValue,
|
|
"value" + std::to_string(kNumKeys - 1), ts_str);
|
|
ASSERT_EQ(
|
|
2, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ReseekToNextUserKey) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
constexpr size_t kNumKeys = 16;
|
|
options.max_sequential_skip_in_iterations = kNumKeys / 2;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// Write kNumKeys + 1 keys
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
for (size_t i = 0; i != kNumKeys; ++i) {
|
|
std::string ts = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
s = db_->Put(write_opts, "a", ts, "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(kNumKeys + 1), 0);
|
|
WriteBatch batch(0, 0, 0, kTimestampSize);
|
|
{ ASSERT_OK(batch.Put("a", "new_value")); }
|
|
{ ASSERT_OK(batch.Put("b", "new_value")); }
|
|
s = batch.UpdateTimestamps(
|
|
ts_str, [kTimestampSize](uint32_t) { return kTimestampSize; });
|
|
ASSERT_OK(s);
|
|
s = db_->Write(write_opts, &batch);
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
std::string ts_str = Timestamp(static_cast<uint64_t>(kNumKeys + 1), 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->Seek("a");
|
|
iter->Next();
|
|
CheckIterUserEntry(iter.get(), "b", kTypeValue, "new_value", ts_str);
|
|
ASSERT_EQ(
|
|
1, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, ReseekToUserKeyBeforeSavedKey) {
|
|
Options options = GetDefaultOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
constexpr size_t kNumKeys = 16;
|
|
options.max_sequential_skip_in_iterations = kNumKeys / 2;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
for (size_t i = 0; i < kNumKeys; ++i) {
|
|
std::string ts = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
WriteOptions write_opts;
|
|
Status s = db_->Put(write_opts, "b", ts, "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
std::string ts = Timestamp(1, 0);
|
|
WriteOptions write_opts;
|
|
ASSERT_OK(db_->Put(write_opts, "a", ts, "value"));
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToLast();
|
|
iter->Prev();
|
|
CheckIterUserEntry(iter.get(), "a", kTypeValue, "value", ts_str);
|
|
ASSERT_EQ(
|
|
1, options.statistics->getTickerCount(NUMBER_OF_RESEEKS_IN_ITERATION));
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetWithFastLocalBloom) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
timestamps.data(), statuses.data(), true);
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
ASSERT_EQ(Timestamp(1, 0), timestamps[0]);
|
|
for (auto& elem : values) {
|
|
elem.Reset();
|
|
}
|
|
|
|
ASSERT_OK(db_->SingleDelete(WriteOptions(), "foo", Timestamp(2, 0)));
|
|
ts = Timestamp(3, 0);
|
|
read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
timestamps.data(), statuses.data(), true);
|
|
ASSERT_TRUE(statuses[0].IsNotFound());
|
|
ASSERT_EQ(Timestamp(2, 0), timestamps[0]);
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, MultiGetWithPrefix) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(5));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
bbto.index_type = GetParam();
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
timestamps.data(), statuses.data(), true);
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
ASSERT_EQ(Timestamp(1, 0), timestamps[0]);
|
|
for (auto& elem : values) {
|
|
elem.Reset();
|
|
}
|
|
|
|
ASSERT_OK(db_->SingleDelete(WriteOptions(), "foo", Timestamp(2, 0)));
|
|
// TODO re-enable after fixing a bug of kHashSearch
|
|
if (GetParam() != BlockBasedTableOptions::IndexType::kHashSearch) {
|
|
ASSERT_OK(Flush());
|
|
}
|
|
|
|
ts = Timestamp(3, 0);
|
|
read_ts = ts;
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
timestamps.data(), statuses.data(), true);
|
|
ASSERT_TRUE(statuses[0].IsNotFound());
|
|
ASSERT_EQ(Timestamp(2, 0), timestamps[0]);
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, MultiGetWithMemBloomFilter) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(5));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
bbto.index_type = GetParam();
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "bar"));
|
|
|
|
// Read with MultiGet
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetRangeFiltering) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
// random data
|
|
for (int i = 0; i < 3; i++) {
|
|
auto key = std::to_string(i * 10);
|
|
auto value = std::to_string(i * 10);
|
|
Slice key_slice = key;
|
|
Slice value_slice = value;
|
|
ASSERT_OK(db_->Put(write_opts, key_slice, ts, value_slice));
|
|
ASSERT_OK(Flush());
|
|
}
|
|
|
|
// Make num_levels to 2 to do key range filtering of sst files
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
// Read with MultiGet
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, GetWithRowCache) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
LRUCacheOptions cache_options;
|
|
cache_options.capacity = 8192;
|
|
options.row_cache = cache_options.MakeSharedRowCache();
|
|
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts_early = Timestamp(1, 0);
|
|
std::string ts_later = Timestamp(10, 0);
|
|
Slice ts_later_slice = ts_later;
|
|
|
|
const Snapshot* snap_with_nothing = db_->GetSnapshot();
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts_early, "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, "foo2", ts_early, "bar2"));
|
|
ASSERT_OK(db_->Put(write_opts, "foo3", ts_early, "bar3"));
|
|
|
|
const Snapshot* snap_with_foo = db_->GetSnapshot();
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts_later_slice;
|
|
|
|
std::string read_value;
|
|
std::string read_ts;
|
|
Status s;
|
|
|
|
int expected_hit_count = 0;
|
|
int expected_miss_count = 0;
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), expected_miss_count);
|
|
|
|
{
|
|
read_opts.timestamp = nullptr;
|
|
s = db_->Get(read_opts, "foo", &read_value);
|
|
ASSERT_NOK(s);
|
|
ASSERT_TRUE(s.IsInvalidArgument());
|
|
}
|
|
|
|
// Mix use of Get
|
|
{
|
|
read_opts.timestamp = &ts_later_slice;
|
|
|
|
// Use Get without ts first, expect cache entry to store the correct ts
|
|
s = db_->Get(read_opts, "foo2", &read_value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
ASSERT_EQ(read_value, "bar2");
|
|
|
|
s = db_->Get(read_opts, "foo2", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), ++expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar2");
|
|
|
|
// Use Get with ts first, expect the Get without ts can get correct record
|
|
s = db_->Get(read_opts, "foo3", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar3");
|
|
|
|
s = db_->Get(read_opts, "foo3", &read_value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), ++expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), expected_miss_count);
|
|
ASSERT_EQ(read_value, "bar3");
|
|
}
|
|
|
|
{
|
|
// Test with consecutive calls of Get with ts.
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar");
|
|
|
|
// Test repeated get on cache entry
|
|
for (int i = 0; i < 3; i++) {
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT),
|
|
++expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar");
|
|
}
|
|
}
|
|
|
|
{
|
|
std::string ts_nothing = Timestamp(0, 0);
|
|
Slice ts_nothing_slice = ts_nothing;
|
|
read_opts.timestamp = &ts_nothing_slice;
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
}
|
|
|
|
{
|
|
read_opts.snapshot = snap_with_foo;
|
|
read_opts.timestamp = &ts_later_slice;
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar");
|
|
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), ++expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), expected_miss_count);
|
|
ASSERT_EQ(read_ts, ts_early);
|
|
ASSERT_EQ(read_value, "bar");
|
|
}
|
|
|
|
{
|
|
read_opts.snapshot = snap_with_nothing;
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), expected_hit_count);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS),
|
|
++expected_miss_count);
|
|
}
|
|
|
|
db_->ReleaseSnapshot(snap_with_nothing);
|
|
db_->ReleaseSnapshot(snap_with_foo);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, GetWithRowCacheMultiSST) {
|
|
BlockBasedTableOptions table_options;
|
|
table_options.block_size = 1;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
LRUCacheOptions cache_options;
|
|
cache_options.capacity = 8192;
|
|
options.row_cache = cache_options.MakeSharedRowCache();
|
|
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(table_options));
|
|
options.merge_operator = MergeOperators::CreateStringAppendTESTOperator();
|
|
options.disable_auto_compactions = true;
|
|
|
|
DestroyAndReopen(options);
|
|
|
|
std::string ts_early = Timestamp(1, 0);
|
|
std::string ts_later = Timestamp(10, 0);
|
|
Slice ts_later_slice = ts_later;
|
|
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", ts_early, "v1"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ColumnFamilyHandle* default_cf = db_->DefaultColumnFamily();
|
|
ASSERT_OK(
|
|
db_->Merge(WriteOptions(), default_cf, "foo", Timestamp(2, 0), "v2"));
|
|
ASSERT_OK(
|
|
db_->Merge(WriteOptions(), default_cf, "foo", Timestamp(3, 0), "v3"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &ts_later_slice;
|
|
|
|
std::string read_value;
|
|
std::string read_ts;
|
|
Status s;
|
|
|
|
{
|
|
// Since there are two SST files, will trigger the table lookup twice.
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), 0);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), 2);
|
|
ASSERT_EQ(read_ts, Timestamp(3, 0));
|
|
ASSERT_EQ(read_value, "v1,v2,v3");
|
|
|
|
s = db_->Get(read_opts, "foo", &read_value, &read_ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_HIT), 2);
|
|
ASSERT_EQ(TestGetTickerCount(options, ROW_CACHE_MISS), 2);
|
|
ASSERT_EQ(read_ts, Timestamp(3, 0));
|
|
ASSERT_EQ(read_value, "v1,v2,v3");
|
|
}
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, MultiGetPrefixFilter) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.prefix_extractor.reset(NewCappedPrefixTransform(3));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = false;
|
|
bbto.index_type = GetParam();
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "bar"));
|
|
|
|
ASSERT_OK(Flush());
|
|
// Read with MultiGet
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
size_t batch_size = 1;
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<std::string> values(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
keys[0] = "foo";
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
std::vector<ColumnFamilyHandle*> cfhs(keys.size(), cfh);
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(read_opts, cfhs, keys, &values, ×tamps);
|
|
|
|
ASSERT_OK(statuses[0]);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MaxKeysSkippedDuringNext) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
constexpr size_t max_skippable_internal_keys = 2;
|
|
const size_t kNumKeys = max_skippable_internal_keys + 2;
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
{
|
|
std::string ts = Timestamp(1, 0);
|
|
ASSERT_OK(db_->Put(write_opts, "a", ts, "value"));
|
|
}
|
|
for (size_t i = 0; i < kNumKeys; ++i) {
|
|
std::string ts = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
s = db_->Put(write_opts, "b", ts, "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.max_skippable_internal_keys = max_skippable_internal_keys;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
iter->Next();
|
|
ASSERT_TRUE(iter->status().IsIncomplete());
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MaxKeysSkippedDuringPrev) {
|
|
Options options = GetDefaultOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
constexpr size_t max_skippable_internal_keys = 2;
|
|
const size_t kNumKeys = max_skippable_internal_keys + 2;
|
|
WriteOptions write_opts;
|
|
Status s;
|
|
{
|
|
std::string ts = Timestamp(1, 0);
|
|
ASSERT_OK(db_->Put(write_opts, "b", ts, "value"));
|
|
}
|
|
for (size_t i = 0; i < kNumKeys; ++i) {
|
|
std::string ts = Timestamp(static_cast<uint64_t>(i + 1), 0);
|
|
s = db_->Put(write_opts, "a", ts, "value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.max_skippable_internal_keys = max_skippable_internal_keys;
|
|
std::string ts_str = Timestamp(1, 0);
|
|
Slice ts = ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
iter->SeekToLast();
|
|
iter->Prev();
|
|
ASSERT_TRUE(iter->status().IsIncomplete());
|
|
}
|
|
Close();
|
|
}
|
|
|
|
// Create two L0, and compact them to a new L1. In this test, L1 is L_bottom.
|
|
// Two L0s:
|
|
// f1 f2
|
|
// <a, 1, kTypeValue> <a, 3, kTypeDeletionWithTimestamp>...<b, 2, kTypeValue>
|
|
// Since f2.smallest < f1.largest < f2.largest
|
|
// f1 and f2 will be the inputs of a real compaction instead of trivial move.
|
|
TEST_F(DBBasicTestWithTimestamp, CompactDeletionWithTimestampMarkerToBottom) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.num_levels = 2;
|
|
options.level0_file_num_compaction_trigger = 2;
|
|
DestroyAndReopen(options);
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
ASSERT_OK(db_->Put(write_opts, "a", ts, "value0"));
|
|
ASSERT_OK(Flush());
|
|
|
|
ts = Timestamp(2, 0);
|
|
ASSERT_OK(db_->Put(write_opts, "b", ts, "value0"));
|
|
ts = Timestamp(3, 0);
|
|
ASSERT_OK(db_->Delete(write_opts, "a", ts));
|
|
ASSERT_OK(Flush());
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
|
|
ReadOptions read_opts;
|
|
ts = Timestamp(1, 0);
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "a", &value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("value0", value);
|
|
|
|
ts = Timestamp(3, 0);
|
|
read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string key_ts;
|
|
s = db_->Get(read_opts, "a", &value, &key_ts);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(Timestamp(3, 0), key_ts);
|
|
|
|
// Time-travel to the past before deletion
|
|
ts = Timestamp(2, 0);
|
|
read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
s = db_->Get(read_opts, "a", &value);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("value0", value);
|
|
Close();
|
|
}
|
|
|
|
#if !defined(ROCKSDB_VALGRIND_RUN) || defined(ROCKSDB_FULL_VALGRIND_RUN)
|
|
class DBBasicTestWithTimestampFilterPrefixSettings
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const FilterPolicy>, bool, bool,
|
|
std::shared_ptr<const SliceTransform>, bool, double,
|
|
BlockBasedTableOptions::IndexType>> {
|
|
public:
|
|
DBBasicTestWithTimestampFilterPrefixSettings()
|
|
: DBBasicTestWithTimestampBase(
|
|
"db_basic_test_with_timestamp_filter_prefix") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampFilterPrefixSettings, GetAndMultiGet) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = std::get<1>(GetParam());
|
|
bbto.cache_index_and_filter_blocks = std::get<2>(GetParam());
|
|
bbto.index_type = std::get<6>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
options.prefix_extractor = std::get<3>(GetParam());
|
|
options.memtable_whole_key_filtering = std::get<4>(GetParam());
|
|
options.memtable_prefix_bloom_size_ratio = std::get<5>(GetParam());
|
|
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
const int kMaxKey = 1000;
|
|
|
|
// Write any value
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
|
|
int idx = 0;
|
|
for (; idx < kMaxKey / 4; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), ts, "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), ts, "bar"));
|
|
}
|
|
|
|
ASSERT_OK(Flush());
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), nullptr, nullptr));
|
|
|
|
for (; idx < kMaxKey / 2; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), ts, "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), ts, "bar"));
|
|
}
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
for (; idx < kMaxKey; idx++) {
|
|
ASSERT_OK(db_->Put(write_opts, Key1(idx), ts, "bar"));
|
|
ASSERT_OK(db_->Put(write_opts, KeyWithPrefix("foo", idx), ts, "bar"));
|
|
}
|
|
|
|
// Read with MultiGet
|
|
ReadOptions read_opts;
|
|
Slice read_ts = ts;
|
|
read_opts.timestamp = &read_ts;
|
|
|
|
for (idx = 0; idx < kMaxKey; idx++) {
|
|
size_t batch_size = 4;
|
|
std::vector<std::string> keys_str(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
|
|
keys_str[0] = Key1(idx);
|
|
keys_str[1] = KeyWithPrefix("foo", idx);
|
|
keys_str[2] = Key1(kMaxKey + idx);
|
|
keys_str[3] = KeyWithPrefix("foo", kMaxKey + idx);
|
|
|
|
auto keys = ConvertStrToSlice(keys_str);
|
|
|
|
db_->MultiGet(read_opts, cfh, batch_size, keys.data(), values.data(),
|
|
statuses.data());
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
ASSERT_OK(statuses[i]);
|
|
}
|
|
for (int i = 2; i < 4; i++) {
|
|
ASSERT_TRUE(statuses[i].IsNotFound());
|
|
}
|
|
|
|
for (int i = 0; i < 2; i++) {
|
|
std::string value;
|
|
ASSERT_OK(db_->Get(read_opts, keys[i], &value));
|
|
std::unique_ptr<Iterator> it1(db_->NewIterator(read_opts));
|
|
ASSERT_NE(nullptr, it1);
|
|
ASSERT_OK(it1->status());
|
|
it1->Seek(keys[i]);
|
|
ASSERT_TRUE(it1->Valid());
|
|
}
|
|
|
|
for (int i = 2; i < 4; i++) {
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, keys[i], &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampFilterPrefixSettings,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(NewBloomFilterPolicy(10, true)),
|
|
std::shared_ptr<const FilterPolicy>(NewBloomFilterPolicy(10,
|
|
false))),
|
|
::testing::Bool(), ::testing::Bool(),
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(1)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(4)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Bool(), ::testing::Values(0, 0.1),
|
|
::testing::Values(
|
|
BlockBasedTableOptions::IndexType::kBinarySearch,
|
|
BlockBasedTableOptions::IndexType::kHashSearch,
|
|
BlockBasedTableOptions::IndexType::kTwoLevelIndexSearch,
|
|
BlockBasedTableOptions::IndexType::kBinarySearchWithFirstKey)));
|
|
#endif // !defined(ROCKSDB_VALGRIND_RUN) || defined(ROCKSDB_FULL_VALGRIND_RUN)
|
|
|
|
class DataVisibilityTest : public DBBasicTestWithTimestampBase {
|
|
public:
|
|
DataVisibilityTest() : DBBasicTestWithTimestampBase("data_visibility_test") {
|
|
// Initialize test data
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
test_data_[i].key = "key" + std::to_string(i);
|
|
test_data_[i].value = "value" + std::to_string(i);
|
|
test_data_[i].timestamp = Timestamp(i, 0);
|
|
test_data_[i].ts = i;
|
|
test_data_[i].seq_num = kMaxSequenceNumber;
|
|
}
|
|
}
|
|
|
|
protected:
|
|
struct TestData {
|
|
std::string key;
|
|
std::string value;
|
|
int ts;
|
|
std::string timestamp;
|
|
SequenceNumber seq_num;
|
|
};
|
|
|
|
constexpr static int kTestDataSize = 3;
|
|
TestData test_data_[kTestDataSize];
|
|
|
|
void PutTestData(int index, ColumnFamilyHandle* cfh = nullptr) {
|
|
ASSERT_LE(index, kTestDataSize);
|
|
WriteOptions write_opts;
|
|
|
|
if (cfh == nullptr) {
|
|
ASSERT_OK(db_->Put(write_opts, test_data_[index].key,
|
|
test_data_[index].timestamp, test_data_[index].value));
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
test_data_[index].seq_num = snap->GetSequenceNumber();
|
|
if (index > 0) {
|
|
ASSERT_GT(test_data_[index].seq_num, test_data_[index - 1].seq_num);
|
|
}
|
|
db_->ReleaseSnapshot(snap);
|
|
} else {
|
|
ASSERT_OK(db_->Put(write_opts, cfh, test_data_[index].key,
|
|
test_data_[index].timestamp, test_data_[index].value));
|
|
}
|
|
}
|
|
|
|
void AssertVisibility(int ts, SequenceNumber seq,
|
|
std::vector<Status> statuses) {
|
|
ASSERT_EQ(kTestDataSize, statuses.size());
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
if (test_data_[i].seq_num <= seq && test_data_[i].ts <= ts) {
|
|
ASSERT_OK(statuses[i]);
|
|
} else {
|
|
ASSERT_TRUE(statuses[i].IsNotFound());
|
|
}
|
|
}
|
|
}
|
|
|
|
std::vector<Slice> GetKeys() {
|
|
std::vector<Slice> ret(kTestDataSize);
|
|
for (int i = 0; i < kTestDataSize; i++) {
|
|
ret[i] = test_data_[i].key;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
void VerifyDefaultCF(int ts, const Snapshot* snap = nullptr) {
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(ts, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
read_opts.snapshot = snap;
|
|
|
|
ColumnFamilyHandle* cfh = db_->DefaultColumnFamily();
|
|
std::vector<ColumnFamilyHandle*> cfs(kTestDataSize, cfh);
|
|
SequenceNumber seq =
|
|
snap ? snap->GetSequenceNumber() : kMaxSequenceNumber - 1;
|
|
|
|
// There're several MultiGet interfaces with not exactly the same
|
|
// implementations, query data with all of them.
|
|
auto keys = GetKeys();
|
|
std::vector<std::string> values;
|
|
auto s1 = db_->MultiGet(read_opts, cfs, keys, &values);
|
|
AssertVisibility(ts, seq, s1);
|
|
|
|
auto s2 = db_->MultiGet(read_opts, keys, &values);
|
|
AssertVisibility(ts, seq, s2);
|
|
|
|
std::vector<std::string> timestamps;
|
|
auto s3 = db_->MultiGet(read_opts, cfs, keys, &values, ×tamps);
|
|
AssertVisibility(ts, seq, s3);
|
|
|
|
auto s4 = db_->MultiGet(read_opts, keys, &values, ×tamps);
|
|
AssertVisibility(ts, seq, s4);
|
|
|
|
std::vector<PinnableSlice> values_ps5(kTestDataSize);
|
|
std::vector<Status> s5(kTestDataSize);
|
|
db_->MultiGet(read_opts, cfh, kTestDataSize, keys.data(), values_ps5.data(),
|
|
s5.data());
|
|
AssertVisibility(ts, seq, s5);
|
|
|
|
std::vector<PinnableSlice> values_ps6(kTestDataSize);
|
|
std::vector<Status> s6(kTestDataSize);
|
|
std::vector<std::string> timestamps_array(kTestDataSize);
|
|
db_->MultiGet(read_opts, cfh, kTestDataSize, keys.data(), values_ps6.data(),
|
|
timestamps_array.data(), s6.data());
|
|
AssertVisibility(ts, seq, s6);
|
|
|
|
std::vector<PinnableSlice> values_ps7(kTestDataSize);
|
|
std::vector<Status> s7(kTestDataSize);
|
|
db_->MultiGet(read_opts, kTestDataSize, cfs.data(), keys.data(),
|
|
values_ps7.data(), s7.data());
|
|
AssertVisibility(ts, seq, s7);
|
|
|
|
std::vector<PinnableSlice> values_ps8(kTestDataSize);
|
|
std::vector<Status> s8(kTestDataSize);
|
|
db_->MultiGet(read_opts, kTestDataSize, cfs.data(), keys.data(),
|
|
values_ps8.data(), timestamps_array.data(), s8.data());
|
|
AssertVisibility(ts, seq, s8);
|
|
}
|
|
|
|
void VerifyDefaultCF(const Snapshot* snap = nullptr) {
|
|
for (int i = 0; i <= kTestDataSize; i++) {
|
|
VerifyDefaultCF(i, snap);
|
|
}
|
|
}
|
|
};
|
|
constexpr int DataVisibilityTest::kTestDataSize;
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// GetImpl(ts,seq)
|
|
// It is OK to return <k, t1, s1> if ts>=t1 AND seq>=s1. If ts>=t1 but seq<s1,
|
|
// the key should not be returned.
|
|
TEST_F(DataVisibilityTest, PointLookupWithoutSnapshot1) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::GetImpl:3",
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot1:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithoutSnapshot1:AfterPut",
|
|
"DBImpl::GetImpl:4"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts = Timestamp(1, 0);
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot1:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", write_ts, "value");
|
|
ASSERT_OK(s);
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithoutSnapshot1:AfterPut");
|
|
});
|
|
ReadOptions read_opts;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
|
|
writer_thread.join();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// Flush
|
|
// GetImpl(ts,seq)
|
|
// It is OK to return <k, t1, s1> if ts>=t1 AND seq>=s1. If ts>=t1 but seq<s1,
|
|
// the key should not be returned.
|
|
TEST_F(DataVisibilityTest, PointLookupWithoutSnapshot2) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::GetImpl:3",
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot2:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithoutSnapshot2:AfterPut",
|
|
"DBImpl::GetImpl:4"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts = Timestamp(1, 0);
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithoutSnapshot2:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", write_ts, "value");
|
|
ASSERT_OK(s);
|
|
ASSERT_OK(Flush());
|
|
|
|
write_ts = Timestamp(2, 0);
|
|
s = db_->Put(write_opts, "bar", write_ts, "value");
|
|
ASSERT_OK(s);
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithoutSnapshot2:AfterPut");
|
|
});
|
|
ReadOptions read_opts;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
writer_thread.join();
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100
|
|
// seq'=11
|
|
// write finishes
|
|
// GetImpl(ts,seq)
|
|
// Since application specifies both timestamp and snapshot, application expects
|
|
// to see data that visible in BOTH timestamp and sequence number. Therefore,
|
|
// <k, t1, s1> can be returned only if t1<=ts AND s1<=seq.
|
|
TEST_F(DataVisibilityTest, PointLookupWithSnapshot1) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::PointLookupWithSnapshot1:AfterTakingSnap",
|
|
"DataVisibilityTest::PointLookupWithSnapshot1:BeforePut"},
|
|
{"DataVisibilityTest::PointLookupWithSnapshot1:AfterPut",
|
|
"DBImpl::GetImpl:1"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts = Timestamp(1, 0);
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot1:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", write_ts, "value");
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot1:AfterPut");
|
|
ASSERT_OK(s);
|
|
});
|
|
ReadOptions read_opts;
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithSnapshot1:AfterTakingSnap");
|
|
read_opts.snapshot = snap;
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
writer_thread.join();
|
|
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100
|
|
// seq'=11
|
|
// write finishes
|
|
// Flush
|
|
// GetImpl(ts,seq)
|
|
// Since application specifies both timestamp and snapshot, application expects
|
|
// to see data that visible in BOTH timestamp and sequence number. Therefore,
|
|
// <k, t1, s1> can be returned only if t1<=ts AND s1<=seq.
|
|
TEST_F(DataVisibilityTest, PointLookupWithSnapshot2) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::PointLookupWithSnapshot2:AfterTakingSnap",
|
|
"DataVisibilityTest::PointLookupWithSnapshot2:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
std::string write_ts = Timestamp(1, 0);
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::PointLookupWithSnapshot2:BeforePut");
|
|
Status s = db_->Put(write_opts, "foo", write_ts, "value1");
|
|
ASSERT_OK(s);
|
|
ASSERT_OK(Flush());
|
|
|
|
write_ts = Timestamp(2, 0);
|
|
s = db_->Put(write_opts, "bar", write_ts, "value2");
|
|
ASSERT_OK(s);
|
|
});
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::PointLookupWithSnapshot2:AfterTakingSnap");
|
|
writer_thread.join();
|
|
std::string read_ts_str = Timestamp(3, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.snapshot = snap;
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
Status s = db_->Get(read_opts, "foo", &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=90
|
|
// ts=100
|
|
// seq=10
|
|
// seq'=11
|
|
// write finishes
|
|
// scan(ts,seq)
|
|
// <k, t1, s1> can be seen in scan as long as ts>=t1 AND seq>=s1. If ts>=t1 but
|
|
// seq<s1, then the key should not be returned.
|
|
TEST_F(DataVisibilityTest, RangeScanWithoutSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::NewIterator:3",
|
|
"DataVisibilityTest::RangeScanWithoutSnapshot:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::RangeScanWithoutSnapshot:BeforePut");
|
|
for (int i = 0; i < 3; ++i) {
|
|
std::string write_ts = Timestamp(i + 1, 0);
|
|
Status s = db_->Put(write_opts, "key" + std::to_string(i), write_ts,
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
});
|
|
std::string read_ts_str = Timestamp(10, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &read_ts;
|
|
Iterator* it = db_->NewIterator(read_opts);
|
|
ASSERT_NE(nullptr, it);
|
|
writer_thread.join();
|
|
it->SeekToFirst();
|
|
ASSERT_FALSE(it->Valid());
|
|
delete it;
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// reader writer
|
|
// seq=10
|
|
// ts'=90
|
|
// ts=100 seq'=11
|
|
// write finishes
|
|
// scan(ts,seq)
|
|
// <k, t1, s1> can be seen by the scan only if t1<=ts AND s1<=seq. If t1<=ts
|
|
// but s1>seq, then the key should not be returned.
|
|
TEST_F(DataVisibilityTest, RangeScanWithSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DataVisibilityTest::RangeScanWithSnapshot:AfterTakingSnapshot",
|
|
"DataVisibilityTest::RangeScanWithSnapshot:BeforePut"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
WriteOptions write_opts;
|
|
TEST_SYNC_POINT("DataVisibilityTest::RangeScanWithSnapshot:BeforePut");
|
|
for (int i = 0; i < 3; ++i) {
|
|
std::string write_ts = Timestamp(i + 1, 0);
|
|
Status s = db_->Put(write_opts, "key" + std::to_string(i), write_ts,
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
});
|
|
const Snapshot* snap = db_->GetSnapshot();
|
|
TEST_SYNC_POINT(
|
|
"DataVisibilityTest::RangeScanWithSnapshot:AfterTakingSnapshot");
|
|
|
|
writer_thread.join();
|
|
|
|
std::string read_ts_str = Timestamp(10, 0);
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.snapshot = snap;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &read_ts;
|
|
Iterator* it = db_->NewIterator(read_opts);
|
|
ASSERT_NE(nullptr, it);
|
|
it->Seek("key0");
|
|
ASSERT_FALSE(it->Valid());
|
|
|
|
delete it;
|
|
db_->ReleaseSnapshot(snap);
|
|
Close();
|
|
}
|
|
|
|
// Application specifies both timestamp and snapshot.
|
|
// Query each combination and make sure for MultiGet key <k, t1, s1>, only
|
|
// return keys that ts>=t1 AND seq>=s1.
|
|
TEST_F(DataVisibilityTest, MultiGetWithTimestamp) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
const Snapshot* snap0 = db_->GetSnapshot();
|
|
PutTestData(0);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
|
|
const Snapshot* snap1 = db_->GetSnapshot();
|
|
PutTestData(1);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
const Snapshot* snap2 = db_->GetSnapshot();
|
|
PutTestData(2);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
VerifyDefaultCF(snap2);
|
|
|
|
db_->ReleaseSnapshot(snap0);
|
|
db_->ReleaseSnapshot(snap1);
|
|
db_->ReleaseSnapshot(snap2);
|
|
|
|
Close();
|
|
}
|
|
|
|
// Application specifies timestamp but not snapshot.
|
|
// reader writer
|
|
// ts'=0, 1
|
|
// ts=3
|
|
// seq=10
|
|
// seq'=11, 12
|
|
// write finishes
|
|
// MultiGet(ts,seq)
|
|
// For MultiGet <k, t1, s1>, only return keys that ts>=t1 AND seq>=s1.
|
|
TEST_F(DataVisibilityTest, MultiGetWithoutSnapshot) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->LoadDependency({
|
|
{"DBImpl::MultiGet:AfterGetSeqNum1",
|
|
"DataVisibilityTest::MultiGetWithoutSnapshot:BeforePut"},
|
|
{"DataVisibilityTest::MultiGetWithoutSnapshot:AfterPut",
|
|
"DBImpl::MultiGet:AfterGetSeqNum2"},
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
port::Thread writer_thread([this]() {
|
|
TEST_SYNC_POINT("DataVisibilityTest::MultiGetWithoutSnapshot:BeforePut");
|
|
PutTestData(0);
|
|
PutTestData(1);
|
|
TEST_SYNC_POINT("DataVisibilityTest::MultiGetWithoutSnapshot:AfterPut");
|
|
});
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(kTestDataSize, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
auto keys = GetKeys();
|
|
std::vector<std::string> values;
|
|
auto ss = db_->MultiGet(read_opts, keys, &values);
|
|
|
|
writer_thread.join();
|
|
for (auto s : ss) {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
}
|
|
VerifyDefaultCF();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DataVisibilityTest, MultiGetCrossCF) {
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
CreateAndReopenWithCF({"second"}, options);
|
|
ColumnFamilyHandle* second_cf = handles_[1];
|
|
|
|
const Snapshot* snap0 = db_->GetSnapshot();
|
|
PutTestData(0);
|
|
PutTestData(0, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
|
|
const Snapshot* snap1 = db_->GetSnapshot();
|
|
PutTestData(1);
|
|
PutTestData(1, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
|
|
ASSERT_OK(Flush());
|
|
|
|
const Snapshot* snap2 = db_->GetSnapshot();
|
|
PutTestData(2);
|
|
PutTestData(2, second_cf);
|
|
VerifyDefaultCF();
|
|
VerifyDefaultCF(snap0);
|
|
VerifyDefaultCF(snap1);
|
|
VerifyDefaultCF(snap2);
|
|
|
|
ReadOptions read_opts;
|
|
std::string read_ts = Timestamp(kTestDataSize, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
read_opts.snapshot = snap1;
|
|
auto keys = GetKeys();
|
|
auto keys2 = GetKeys();
|
|
keys.insert(keys.end(), keys2.begin(), keys2.end());
|
|
std::vector<ColumnFamilyHandle*> cfs(kTestDataSize,
|
|
db_->DefaultColumnFamily());
|
|
std::vector<ColumnFamilyHandle*> cfs2(kTestDataSize, second_cf);
|
|
cfs.insert(cfs.end(), cfs2.begin(), cfs2.end());
|
|
|
|
std::vector<std::string> values;
|
|
auto ss = db_->MultiGet(read_opts, cfs, keys, &values);
|
|
for (int i = 0; i < 2 * kTestDataSize; i++) {
|
|
if (i % 3 == 0) {
|
|
// only the first key for each column family should be returned
|
|
ASSERT_OK(ss[i]);
|
|
} else {
|
|
ASSERT_TRUE(ss[i].IsNotFound());
|
|
}
|
|
}
|
|
|
|
db_->ReleaseSnapshot(snap0);
|
|
db_->ReleaseSnapshot(snap1);
|
|
db_->ReleaseSnapshot(snap2);
|
|
Close();
|
|
}
|
|
|
|
#if !defined(ROCKSDB_VALGRIND_RUN) || defined(ROCKSDB_FULL_VALGRIND_RUN)
|
|
class DBBasicTestWithTimestampCompressionSettings
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const FilterPolicy>, CompressionType,
|
|
uint32_t, uint32_t>> {
|
|
public:
|
|
DBBasicTestWithTimestampCompressionSettings()
|
|
: DBBasicTestWithTimestampBase(
|
|
"db_basic_test_with_timestamp_compression") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutAndGet) {
|
|
const int kNumKeysPerFile = 1024;
|
|
const size_t kNumTimestamps = 4;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
options.target_file_size_base = 1 << 26; // 64MB
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice write_ts = write_ts_list.back();
|
|
WriteOptions wopts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
for (size_t j = 0; j != (kNumKeysPerFile - 1) / kNumTimestamps; ++j) {
|
|
ASSERT_OK(
|
|
db_->Put(wopts, handles_[cf], Key1(j), write_ts,
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i)));
|
|
}
|
|
}
|
|
}
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
for (size_t j = 0; j != (kNumKeysPerFile - 1) / kNumTimestamps; ++j) {
|
|
std::string value;
|
|
ASSERT_OK(db_->Get(ropts, cfh, Key1(j), &value));
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
value);
|
|
}
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutDeleteGet) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
const int kNumKeysPerFile = 1024;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
options.target_file_size_base = 1 << 26; // 64MB
|
|
|
|
DestroyAndReopen(options);
|
|
|
|
const size_t kNumL0Files =
|
|
static_cast<size_t>(Options().level0_file_num_compaction_trigger);
|
|
{
|
|
// Half of the keys will go through Deletion and remaining half with
|
|
// SingleDeletion. Generate enough L0 files with ts=1 to trigger compaction
|
|
// to L1
|
|
std::string ts = Timestamp(1, 0);
|
|
WriteOptions wopts;
|
|
for (size_t i = 0; i < kNumL0Files; ++i) {
|
|
for (int j = 0; j < kNumKeysPerFile; ++j) {
|
|
ASSERT_OK(db_->Put(wopts, Key1(j), ts, "value" + std::to_string(i)));
|
|
}
|
|
ASSERT_OK(db_->Flush(FlushOptions()));
|
|
}
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
// Generate another L0 at ts=3
|
|
ts = Timestamp(3, 0);
|
|
for (int i = 0; i < kNumKeysPerFile; ++i) {
|
|
std::string key_str = Key1(i);
|
|
Slice key(key_str);
|
|
if ((i % 3) == 0) {
|
|
if (i < kNumKeysPerFile / 2) {
|
|
ASSERT_OK(db_->Delete(wopts, key, ts));
|
|
} else {
|
|
ASSERT_OK(db_->SingleDelete(wopts, key, ts));
|
|
}
|
|
} else {
|
|
ASSERT_OK(db_->Put(wopts, key, ts, "new_value"));
|
|
}
|
|
}
|
|
ASSERT_OK(db_->Flush(FlushOptions()));
|
|
// Populate memtable at ts=5
|
|
ts = Timestamp(5, 0);
|
|
for (int i = 0; i != kNumKeysPerFile; ++i) {
|
|
std::string key_str = Key1(i);
|
|
Slice key(key_str);
|
|
if ((i % 3) == 1) {
|
|
if (i < kNumKeysPerFile / 2) {
|
|
ASSERT_OK(db_->Delete(wopts, key, ts));
|
|
} else {
|
|
ASSERT_OK(db_->SingleDelete(wopts, key, ts));
|
|
}
|
|
} else if ((i % 3) == 2) {
|
|
ASSERT_OK(db_->Put(wopts, key, ts, "new_value_2"));
|
|
}
|
|
}
|
|
}
|
|
{
|
|
std::string ts_str = Timestamp(6, 0);
|
|
Slice ts = ts_str;
|
|
ReadOptions ropts;
|
|
ropts.timestamp = &ts;
|
|
for (uint64_t i = 0; i != static_cast<uint64_t>(kNumKeysPerFile); ++i) {
|
|
std::string value;
|
|
std::string key_ts;
|
|
Status s = db_->Get(ropts, Key1(i), &value, &key_ts);
|
|
if ((i % 3) == 2) {
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ("new_value_2", value);
|
|
ASSERT_EQ(Timestamp(5, 0), key_ts);
|
|
} else if ((i % 3) == 1) {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(Timestamp(5, 0), key_ts);
|
|
} else {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(Timestamp(3, 0), key_ts);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// A class which remembers the name of each flushed file.
|
|
class FlushedFileCollector : public EventListener {
|
|
public:
|
|
FlushedFileCollector() {}
|
|
~FlushedFileCollector() override {}
|
|
|
|
void OnFlushCompleted(DB* /*db*/, const FlushJobInfo& info) override {
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
flushed_files_.push_back(info.file_path);
|
|
}
|
|
|
|
std::vector<std::string> GetFlushedFiles() {
|
|
std::vector<std::string> result;
|
|
{
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
result = flushed_files_;
|
|
}
|
|
return result;
|
|
}
|
|
|
|
void ClearFlushedFiles() {
|
|
InstrumentedMutexLock lock(&mutex_);
|
|
flushed_files_.clear();
|
|
}
|
|
|
|
private:
|
|
std::vector<std::string> flushed_files_;
|
|
InstrumentedMutex mutex_;
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampCompressionSettings, PutAndGetWithCompaction) {
|
|
const int kNumKeysPerFile = 1024;
|
|
const size_t kNumTimestamps = 2;
|
|
const size_t kNumKeysPerTimestamp = (kNumKeysPerFile - 1) / kNumTimestamps;
|
|
const size_t kSplitPosBase = kNumKeysPerTimestamp / 2;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
|
|
FlushedFileCollector* collector = new FlushedFileCollector();
|
|
options.listeners.emplace_back(collector);
|
|
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<0>(GetParam());
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
|
|
const CompressionType comp_type = std::get<1>(GetParam());
|
|
#if LZ4_VERSION_NUMBER < 10400 // r124+
|
|
if (comp_type == kLZ4Compression || comp_type == kLZ4HCCompression) {
|
|
return;
|
|
}
|
|
#endif // LZ4_VERSION_NUMBER >= 10400
|
|
if (!ZSTD_Supported() && comp_type == kZSTD) {
|
|
return;
|
|
}
|
|
if (!Zlib_Supported() && comp_type == kZlibCompression) {
|
|
return;
|
|
}
|
|
|
|
options.compression = comp_type;
|
|
options.compression_opts.max_dict_bytes = std::get<2>(GetParam());
|
|
if (comp_type == kZSTD) {
|
|
options.compression_opts.zstd_max_train_bytes = std::get<2>(GetParam());
|
|
}
|
|
options.compression_opts.parallel_threads = std::get<3>(GetParam());
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
const auto& verify_records_func = [&](size_t i, size_t begin, size_t end,
|
|
ColumnFamilyHandle* cfh) {
|
|
std::string value;
|
|
std::string timestamp;
|
|
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp =
|
|
std::string(write_ts_list[i].data(), write_ts_list[i].size());
|
|
|
|
for (size_t j = begin; j <= end; ++j) {
|
|
ASSERT_OK(db_->Get(ropts, cfh, Key1(j), &value, ×tamp));
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i), value);
|
|
ASSERT_EQ(expected_timestamp, timestamp);
|
|
}
|
|
};
|
|
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice write_ts = write_ts_list.back();
|
|
WriteOptions wopts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
size_t memtable_get_start = 0;
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
ASSERT_OK(
|
|
db_->Put(wopts, handles_[cf], Key1(j), write_ts,
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i)));
|
|
if (j == kSplitPosBase + i || j == kNumKeysPerTimestamp - 1) {
|
|
verify_records_func(i, memtable_get_start, j, handles_[cf]);
|
|
memtable_get_start = j + 1;
|
|
|
|
// flush all keys with the same timestamp to two sst files, split at
|
|
// incremental positions such that lowerlevel[1].smallest.userkey ==
|
|
// higherlevel[0].largest.userkey
|
|
ASSERT_OK(Flush(cf));
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact()); // wait for flush (which
|
|
// is also a compaction)
|
|
|
|
// compact files (2 at each level) to a lower level such that all
|
|
// keys with the same timestamp is at one level, with newer versions
|
|
// at higher levels.
|
|
CompactionOptions compact_opt;
|
|
compact_opt.compression = kNoCompression;
|
|
ASSERT_OK(db_->CompactFiles(compact_opt, handles_[cf],
|
|
collector->GetFlushedFiles(),
|
|
static_cast<int>(kNumTimestamps - i)));
|
|
collector->ClearFlushedFiles();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp(write_ts_list[i].data(),
|
|
write_ts_list[i].size());
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
verify_records_func(i, 0, kNumKeysPerTimestamp - 1, cfh);
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, BatchWriteAndMultiGet) {
|
|
const int kNumKeysPerFile = 8192;
|
|
const size_t kNumTimestamps = 2;
|
|
const size_t kNumKeysPerTimestamp = (kNumKeysPerFile - 1) / kNumTimestamps;
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.env = env_;
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
options.memtable_prefix_bloom_size_ratio = 0.1;
|
|
options.memtable_whole_key_filtering = true;
|
|
|
|
size_t ts_sz = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(ts_sz);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(
|
|
10 /*bits_per_key*/, false /*use_block_based_builder*/));
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
DestroyAndReopen(options);
|
|
CreateAndReopenWithCF({"pikachu"}, options);
|
|
size_t num_cfs = handles_.size();
|
|
ASSERT_EQ(2, num_cfs);
|
|
std::vector<std::string> write_ts_list;
|
|
std::vector<std::string> read_ts_list;
|
|
|
|
const auto& verify_records_func = [&](size_t i, ColumnFamilyHandle* cfh) {
|
|
std::vector<Slice> keys;
|
|
std::vector<std::string> key_vals;
|
|
std::vector<std::string> values;
|
|
std::vector<std::string> timestamps;
|
|
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
key_vals.push_back(Key1(j));
|
|
}
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
keys.push_back(key_vals[j]);
|
|
}
|
|
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
std::string expected_timestamp(write_ts_list[i].data(),
|
|
write_ts_list[i].size());
|
|
|
|
std::vector<ColumnFamilyHandle*> cfhs(keys.size(), cfh);
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(ropts, cfhs, keys, &values, ×tamps);
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
ASSERT_OK(statuses[j]);
|
|
ASSERT_EQ("value_" + std::to_string(j) + "_" + std::to_string(i),
|
|
values[j]);
|
|
ASSERT_EQ(expected_timestamp, timestamps[j]);
|
|
}
|
|
};
|
|
|
|
const std::string dummy_ts(ts_sz, '\0');
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
write_ts_list.push_back(Timestamp(i * 2, 0));
|
|
read_ts_list.push_back(Timestamp(1 + i * 2, 0));
|
|
const Slice& write_ts = write_ts_list.back();
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
WriteOptions wopts;
|
|
WriteBatch batch(0, 0, 0, ts_sz);
|
|
for (size_t j = 0; j != kNumKeysPerTimestamp; ++j) {
|
|
const std::string key = Key1(j);
|
|
const std::string value =
|
|
"value_" + std::to_string(j) + "_" + std::to_string(i);
|
|
ASSERT_OK(batch.Put(handles_[cf], key, value));
|
|
}
|
|
ASSERT_OK(batch.UpdateTimestamps(write_ts,
|
|
[ts_sz](uint32_t) { return ts_sz; }));
|
|
ASSERT_OK(db_->Write(wopts, &batch));
|
|
|
|
verify_records_func(i, handles_[cf]);
|
|
|
|
ASSERT_OK(Flush(cf));
|
|
}
|
|
}
|
|
|
|
const auto& verify_db_func = [&]() {
|
|
for (size_t i = 0; i != kNumTimestamps; ++i) {
|
|
ReadOptions ropts;
|
|
const Slice read_ts = read_ts_list[i];
|
|
ropts.timestamp = &read_ts;
|
|
for (int cf = 0; cf != static_cast<int>(num_cfs); ++cf) {
|
|
ColumnFamilyHandle* cfh = handles_[cf];
|
|
verify_records_func(i, cfh);
|
|
}
|
|
}
|
|
};
|
|
verify_db_func();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MultiGetNoReturnTs) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
WriteOptions write_opts;
|
|
std::string ts = Timestamp(1, 0);
|
|
ASSERT_OK(db_->Put(write_opts, "foo", ts, "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "bar", ts, "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "fooxxxxxxxxxxxxxxxx", ts, "value"));
|
|
ASSERT_OK(db_->Put(write_opts, "barxxxxxxxxxxxxxxxx", ts, "value"));
|
|
ColumnFamilyHandle* cfh = dbfull()->DefaultColumnFamily();
|
|
ts = Timestamp(2, 0);
|
|
Slice read_ts = ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
{
|
|
ColumnFamilyHandle* column_families[] = {cfh, cfh};
|
|
Slice keys[] = {"foo", "bar"};
|
|
PinnableSlice values[] = {PinnableSlice(), PinnableSlice()};
|
|
Status statuses[] = {Status::OK(), Status::OK()};
|
|
dbfull()->MultiGet(read_opts, /*num_keys=*/2, &column_families[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (const auto& s : statuses) {
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
{
|
|
ColumnFamilyHandle* column_families[] = {cfh, cfh, cfh, cfh};
|
|
// Make user keys longer than configured timestamp size (16 bytes) to
|
|
// verify RocksDB does not use the trailing bytes 'x' as timestamp.
|
|
Slice keys[] = {"fooxxxxxxxxxxxxxxxx", "barxxxxxxxxxxxxxxxx", "foo", "bar"};
|
|
PinnableSlice values[] = {PinnableSlice(), PinnableSlice(), PinnableSlice(),
|
|
PinnableSlice()};
|
|
Status statuses[] = {Status::OK(), Status::OK(), Status::OK(),
|
|
Status::OK()};
|
|
dbfull()->MultiGet(read_opts, /*num_keys=*/4, &column_families[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (const auto& s : statuses) {
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampCompressionSettings,
|
|
::testing::Combine(
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10, false))),
|
|
::testing::Values(kNoCompression, kZlibCompression, kLZ4Compression,
|
|
kLZ4HCCompression, kZSTD),
|
|
::testing::Values(0, 1 << 14), ::testing::Values(1, 4)));
|
|
|
|
class DBBasicTestWithTimestampPrefixSeek
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const SliceTransform>,
|
|
std::shared_ptr<const FilterPolicy>, bool,
|
|
BlockBasedTableOptions::IndexType>> {
|
|
public:
|
|
DBBasicTestWithTimestampPrefixSeek()
|
|
: DBBasicTestWithTimestampBase(
|
|
"/db_basic_test_with_timestamp_prefix_seek") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTimestampPrefixSeek, IterateWithPrefix) {
|
|
const size_t kNumKeysPerFile = 128;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.prefix_extractor = std::get<0>(GetParam());
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<1>(GetParam());
|
|
bbto.index_type = std::get<3>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
DestroyAndReopen(options);
|
|
|
|
const uint64_t kMaxKey = 0xffffffffffffffff;
|
|
const uint64_t kMinKey = 0xfffffffffffff000;
|
|
const std::vector<std::string> write_ts_list = {Timestamp(3, 0xffffffff),
|
|
Timestamp(6, 0xffffffff)};
|
|
WriteOptions write_opts;
|
|
{
|
|
for (size_t i = 0; i != write_ts_list.size(); ++i) {
|
|
for (uint64_t key = kMaxKey; key >= kMinKey; --key) {
|
|
Status s = db_->Put(write_opts, Key1(key), write_ts_list[i],
|
|
"value" + std::to_string(i));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
}
|
|
const std::vector<std::string> read_ts_list = {Timestamp(5, 0xffffffff),
|
|
Timestamp(9, 0xffffffff)};
|
|
{
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = false;
|
|
read_opts.prefix_same_as_start = std::get<2>(GetParam());
|
|
fprintf(stdout, "%s %s %d\n", options.prefix_extractor->Name(),
|
|
bbto.filter_policy ? bbto.filter_policy->Name() : "null",
|
|
static_cast<int>(read_opts.prefix_same_as_start));
|
|
for (size_t i = 0; i != read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
|
|
// Seek to kMaxKey
|
|
iter->Seek(Key1(kMaxKey));
|
|
CheckIterUserEntry(iter.get(), Key1(kMaxKey), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
iter->Next();
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
|
|
// Seek to kMinKey
|
|
iter->Seek(Key1(kMinKey));
|
|
CheckIterUserEntry(iter.get(), Key1(kMinKey), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
iter->Prev();
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
const std::vector<uint64_t> targets = {kMinKey, kMinKey + 0x10,
|
|
kMinKey + 0x100, kMaxKey};
|
|
const SliceTransform* const pe = options.prefix_extractor.get();
|
|
ASSERT_NE(nullptr, pe);
|
|
const size_t kPrefixShift =
|
|
8 * (Key1(0).size() - pe->Transform(Key1(0)).size());
|
|
const uint64_t kPrefixMask =
|
|
~((static_cast<uint64_t>(1) << kPrefixShift) - 1);
|
|
const uint64_t kNumKeysWithinPrefix =
|
|
(static_cast<uint64_t>(1) << kPrefixShift);
|
|
for (size_t i = 0; i != read_ts_list.size(); ++i) {
|
|
Slice read_ts = read_ts_list[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
// Forward and backward iterate.
|
|
for (size_t j = 0; j != targets.size(); ++j) {
|
|
std::string start_key = Key1(targets[j]);
|
|
uint64_t expected_ub =
|
|
(targets[j] & kPrefixMask) - 1 + kNumKeysWithinPrefix;
|
|
uint64_t expected_key = targets[j];
|
|
size_t count = 0;
|
|
it->Seek(Key1(targets[j]));
|
|
while (it->Valid()) {
|
|
std::string saved_prev_key;
|
|
saved_prev_key.assign(it->key().data(), it->key().size());
|
|
|
|
// Out of prefix
|
|
if (!read_opts.prefix_same_as_start &&
|
|
pe->Transform(saved_prev_key) != pe->Transform(start_key)) {
|
|
break;
|
|
}
|
|
CheckIterUserEntry(it.get(), Key1(expected_key), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
++count;
|
|
++expected_key;
|
|
it->Next();
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(expected_ub - targets[j] + 1, count);
|
|
|
|
count = 0;
|
|
expected_key = targets[j];
|
|
it->SeekForPrev(start_key);
|
|
uint64_t expected_lb = (targets[j] & kPrefixMask);
|
|
while (it->Valid()) {
|
|
// Out of prefix
|
|
if (!read_opts.prefix_same_as_start &&
|
|
pe->Transform(it->key()) != pe->Transform(start_key)) {
|
|
break;
|
|
}
|
|
CheckIterUserEntry(it.get(), Key1(expected_key), kTypeValue,
|
|
"value" + std::to_string(i), write_ts_list[i]);
|
|
++count;
|
|
--expected_key;
|
|
it->Prev();
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(targets[j] - std::max(expected_lb, kMinKey) + 1, count);
|
|
}
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
// TODO(yanqin): consider handling non-fixed-length prefix extractors, e.g.
|
|
// NoopTransform.
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTimestampPrefixSeek,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(1)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(4)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10 /*bits_per_key*/, false)),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(20 /*bits_per_key*/,
|
|
false))),
|
|
::testing::Bool(),
|
|
::testing::Values(
|
|
BlockBasedTableOptions::IndexType::kBinarySearch,
|
|
BlockBasedTableOptions::IndexType::kHashSearch,
|
|
BlockBasedTableOptions::IndexType::kTwoLevelIndexSearch,
|
|
BlockBasedTableOptions::IndexType::kBinarySearchWithFirstKey)));
|
|
|
|
class DBBasicTestWithTsIterTombstones
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<
|
|
std::tuple<std::shared_ptr<const SliceTransform>,
|
|
std::shared_ptr<const FilterPolicy>, int,
|
|
BlockBasedTableOptions::IndexType>> {
|
|
public:
|
|
DBBasicTestWithTsIterTombstones()
|
|
: DBBasicTestWithTimestampBase("/db_basic_ts_iter_tombstones") {}
|
|
};
|
|
|
|
TEST_P(DBBasicTestWithTsIterTombstones, IterWithDelete) {
|
|
constexpr size_t kNumKeysPerFile = 128;
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.prefix_extractor = std::get<0>(GetParam());
|
|
options.memtable_factory.reset(
|
|
test::NewSpecialSkipListFactory(kNumKeysPerFile));
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy = std::get<1>(GetParam());
|
|
bbto.index_type = std::get<3>(GetParam());
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
options.num_levels = std::get<2>(GetParam());
|
|
DestroyAndReopen(options);
|
|
std::vector<std::string> write_ts_strs = {Timestamp(2, 0), Timestamp(4, 0)};
|
|
constexpr uint64_t kMaxKey = 0xffffffffffffffff;
|
|
constexpr uint64_t kMinKey = 0xfffffffffffff000;
|
|
// Insert kMinKey...kMaxKey
|
|
uint64_t key = kMinKey;
|
|
WriteOptions write_opts;
|
|
Slice ts = write_ts_strs[0];
|
|
do {
|
|
Status s = db_->Put(write_opts, Key1(key), write_ts_strs[0],
|
|
"value" + std::to_string(key));
|
|
ASSERT_OK(s);
|
|
if (kMaxKey == key) {
|
|
break;
|
|
}
|
|
++key;
|
|
} while (true);
|
|
|
|
for (key = kMaxKey; key >= kMinKey; --key) {
|
|
Status s;
|
|
if (0 != (key % 2)) {
|
|
s = db_->Put(write_opts, Key1(key), write_ts_strs[1],
|
|
"value1" + std::to_string(key));
|
|
} else {
|
|
s = db_->Delete(write_opts, Key1(key), write_ts_strs[1]);
|
|
}
|
|
ASSERT_OK(s);
|
|
}
|
|
ASSERT_OK(dbfull()->TEST_WaitForCompact());
|
|
{
|
|
std::string read_ts = Timestamp(4, 0);
|
|
ts = read_ts;
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
size_t count = 0;
|
|
key = kMinKey + 1;
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next(), ++count, key += 2) {
|
|
ASSERT_EQ(Key1(key), iter->key());
|
|
ASSERT_EQ("value1" + std::to_string(key), iter->value());
|
|
}
|
|
ASSERT_EQ((kMaxKey - kMinKey + 1) / 2, count);
|
|
|
|
for (iter->SeekToLast(), count = 0, key = kMaxKey; iter->Valid();
|
|
key -= 2, ++count, iter->Prev()) {
|
|
ASSERT_EQ(Key1(key), iter->key());
|
|
ASSERT_EQ("value1" + std::to_string(key), iter->value());
|
|
}
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_EQ((kMaxKey - kMinKey + 1) / 2, count);
|
|
}
|
|
Close();
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
Timestamp, DBBasicTestWithTsIterTombstones,
|
|
::testing::Combine(
|
|
::testing::Values(
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(7)),
|
|
std::shared_ptr<const SliceTransform>(NewFixedPrefixTransform(8))),
|
|
::testing::Values(std::shared_ptr<const FilterPolicy>(nullptr),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(10, false)),
|
|
std::shared_ptr<const FilterPolicy>(
|
|
NewBloomFilterPolicy(20, false))),
|
|
::testing::Values(2, 6),
|
|
::testing::Values(
|
|
BlockBasedTableOptions::IndexType::kBinarySearch,
|
|
BlockBasedTableOptions::IndexType::kHashSearch,
|
|
BlockBasedTableOptions::IndexType::kTwoLevelIndexSearch,
|
|
BlockBasedTableOptions::IndexType::kBinarySearchWithFirstKey)));
|
|
#endif // !defined(ROCKSDB_VALGRIND_RUN) || defined(ROCKSDB_FULL_VALGRIND_RUN)
|
|
|
|
class UpdateFullHistoryTsLowTest : public DBBasicTestWithTimestampBase {
|
|
public:
|
|
UpdateFullHistoryTsLowTest()
|
|
: DBBasicTestWithTimestampBase("/update_full_history_ts_low_test") {}
|
|
};
|
|
|
|
TEST_F(UpdateFullHistoryTsLowTest, ConcurrentUpdate) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
std::string lower_ts_low = Timestamp(10, 0);
|
|
std::string higher_ts_low = Timestamp(25, 0);
|
|
const size_t kTimestampSize = lower_ts_low.size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
|
|
DestroyAndReopen(options);
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
// This workaround swaps `lower_ts_low` originally used for update by the
|
|
// caller to `higher_ts_low` after its writer is queued to make sure
|
|
// the caller will always get a TryAgain error.
|
|
// It mimics cases where two threads update full_history_ts_low concurrently
|
|
// with one thread writing a higher ts_low and one thread writing a lower
|
|
// ts_low.
|
|
VersionEdit* version_edit;
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"DBImpl::IncreaseFullHistoryTsLowImpl:BeforeEdit",
|
|
[&](void* arg) { version_edit = reinterpret_cast<VersionEdit*>(arg); });
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"VersionSet::LogAndApply:BeforeWriterWaiting",
|
|
[&](void* /*arg*/) { version_edit->SetFullHistoryTsLow(higher_ts_low); });
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
ASSERT_TRUE(
|
|
db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(), lower_ts_low)
|
|
.IsTryAgain());
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
|
|
Close();
|
|
}
|
|
|
|
// Tests the effect of flag `persist_user_defined_timestamps` on the file
|
|
// boundaries contained in the Manifest, a.k.a FileMetaData.smallest,
|
|
// FileMetaData.largest.
|
|
class HandleFileBoundariesTest
|
|
: public DBBasicTestWithTimestampBase,
|
|
public testing::WithParamInterface<test::UserDefinedTimestampTestMode> {
|
|
public:
|
|
HandleFileBoundariesTest()
|
|
: DBBasicTestWithTimestampBase("/handle_file_boundaries") {}
|
|
};
|
|
|
|
TEST_P(HandleFileBoundariesTest, ConfigurePersistUdt) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
// Write a timestamp that is not the min timestamp to help test the behavior
|
|
// of flag `persist_user_defined_timestamps`.
|
|
std::string write_ts;
|
|
std::string min_ts;
|
|
PutFixed64(&write_ts, 1);
|
|
PutFixed64(&min_ts, 0);
|
|
std::string smallest_ukey_without_ts = "bar";
|
|
std::string largest_ukey_without_ts = "foo";
|
|
options.comparator = test::BytewiseComparatorWithU64TsWrapper();
|
|
bool persist_udt = test::ShouldPersistUDT(GetParam());
|
|
options.persist_user_defined_timestamps = persist_udt;
|
|
if (!persist_udt) {
|
|
options.allow_concurrent_memtable_write = false;
|
|
}
|
|
DestroyAndReopen(options);
|
|
|
|
ASSERT_OK(
|
|
db_->Put(WriteOptions(), smallest_ukey_without_ts, write_ts, "val1"));
|
|
ASSERT_OK(
|
|
db_->Put(WriteOptions(), largest_ukey_without_ts, write_ts, "val2"));
|
|
|
|
// Create a L0 SST file and its record is added to the Manfiest.
|
|
ASSERT_OK(Flush());
|
|
Close();
|
|
|
|
options.create_if_missing = false;
|
|
// Reopen the DB and process manifest file.
|
|
Reopen(options);
|
|
|
|
std::vector<std::vector<FileMetaData>> level_to_files;
|
|
dbfull()->TEST_GetFilesMetaData(dbfull()->DefaultColumnFamily(),
|
|
&level_to_files);
|
|
ASSERT_GT(level_to_files.size(), 1);
|
|
// L0 only has one SST file.
|
|
ASSERT_EQ(level_to_files[0].size(), 1);
|
|
auto file_meta = level_to_files[0][0];
|
|
if (persist_udt) {
|
|
ASSERT_EQ(smallest_ukey_without_ts + write_ts,
|
|
file_meta.smallest.user_key());
|
|
ASSERT_EQ(largest_ukey_without_ts + write_ts, file_meta.largest.user_key());
|
|
} else {
|
|
// If `persist_user_defined_timestamps` is false, the file boundaries should
|
|
// have the min timestamp. Behind the scenes, when file boundaries in
|
|
// FileMetaData is persisted to Manifest, the original user-defined
|
|
// timestamps in user key are stripped. When manifest is read and processed
|
|
// during DB open, a min timestamp is padded to the file boundaries. This
|
|
// test's writes contain non min timestamp to verify this logic end-to-end.
|
|
ASSERT_EQ(smallest_ukey_without_ts + min_ts, file_meta.smallest.user_key());
|
|
ASSERT_EQ(largest_ukey_without_ts + min_ts, file_meta.largest.user_key());
|
|
}
|
|
Close();
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(
|
|
ConfigurePersistUdt, HandleFileBoundariesTest,
|
|
::testing::Values(
|
|
test::UserDefinedTimestampTestMode::kStripUserDefinedTimestamp,
|
|
test::UserDefinedTimestampTestMode::kNormal));
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, EnableDisableUDT) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
// Create a column family without user-defined timestamps.
|
|
options.comparator = BytewiseComparator();
|
|
options.persist_user_defined_timestamps = true;
|
|
DestroyAndReopen(options);
|
|
|
|
// Create one SST file, its user keys have no user-defined timestamps.
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", "val1"));
|
|
ASSERT_OK(Flush(0));
|
|
Close();
|
|
|
|
// Reopen the existing column family and enable user-defined timestamps
|
|
// feature for it.
|
|
options.comparator = test::BytewiseComparatorWithU64TsWrapper();
|
|
options.persist_user_defined_timestamps = false;
|
|
options.allow_concurrent_memtable_write = false;
|
|
Reopen(options);
|
|
|
|
std::string value;
|
|
ASSERT_TRUE(db_->Get(ReadOptions(), "foo", &value).IsInvalidArgument());
|
|
std::string read_ts;
|
|
PutFixed64(&read_ts, 0);
|
|
ReadOptions ropts;
|
|
Slice read_ts_slice = read_ts;
|
|
ropts.timestamp = &read_ts_slice;
|
|
std::string key_ts;
|
|
// Entries in pre-existing SST files are treated as if they have minimum
|
|
// user-defined timestamps.
|
|
ASSERT_OK(db_->Get(ropts, "foo", &value, &key_ts));
|
|
ASSERT_EQ("val1", value);
|
|
ASSERT_EQ(read_ts, key_ts);
|
|
|
|
// Do timestamped read / write.
|
|
std::string write_ts;
|
|
PutFixed64(&write_ts, 1);
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", write_ts, "val2"));
|
|
read_ts.clear();
|
|
PutFixed64(&read_ts, 1);
|
|
ASSERT_OK(db_->Get(ropts, "foo", &value, &key_ts));
|
|
ASSERT_EQ("val2", value);
|
|
ASSERT_EQ(write_ts, key_ts);
|
|
// The user keys in this SST file don't have user-defined timestamps either,
|
|
// because `persist_user_defined_timestamps` flag is set to false.
|
|
ASSERT_OK(Flush(0));
|
|
Close();
|
|
|
|
// Reopen the existing column family while disabling user-defined timestamps.
|
|
options.comparator = BytewiseComparator();
|
|
Reopen(options);
|
|
|
|
ASSERT_TRUE(db_->Get(ropts, "foo", &value).IsInvalidArgument());
|
|
ASSERT_OK(db_->Get(ReadOptions(), "foo", &value));
|
|
ASSERT_EQ("val2", value);
|
|
|
|
// Continue to write / read the column family without user-defined timestamps.
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", "val3"));
|
|
ASSERT_OK(db_->Get(ReadOptions(), "foo", &value));
|
|
ASSERT_EQ("val3", value);
|
|
Close();
|
|
}
|
|
|
|
// Tests that as long as the
|
|
// `ReadOptions.timestamp >= SuperVersion.full_history_ts_low` sanity check
|
|
// passes. The read will be consistent even if the column family's
|
|
// full_history_ts_low is concurrently increased and collapsed some history
|
|
// above `ReadOptions.timestamp`.
|
|
TEST_F(DBBasicTestWithTimestamp,
|
|
FullHistoryTsLowSanityCheckPassReadIsConsistent) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.comparator = test::BytewiseComparatorWithU64TsWrapper();
|
|
// Use UDT in memtable only feature for this test, so we can control that
|
|
// newly set `full_history_ts_low` collapse history when Flush happens.
|
|
options.persist_user_defined_timestamps = false;
|
|
options.allow_concurrent_memtable_write = false;
|
|
DestroyAndReopen(options);
|
|
std::string min_ts;
|
|
PutFixed64(&min_ts, 0);
|
|
|
|
// Write two versions of the key (1, v1), (3, v3), and always read with
|
|
// timestamp 2.
|
|
std::string write_ts;
|
|
PutFixed64(&write_ts, 1);
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", write_ts, "val1"));
|
|
|
|
std::string read_ts;
|
|
PutFixed64(&read_ts, 2);
|
|
Slice read_ts_slice = read_ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
|
|
// First read, no full_history_ts_low set, sanity check pass.
|
|
std::string value;
|
|
std::string timestamp;
|
|
ASSERT_OK(db_->Get(read_opts, "foo", &value, ×tamp));
|
|
ASSERT_EQ("val1", value);
|
|
ASSERT_EQ(write_ts, timestamp);
|
|
|
|
std::string full_history_ts_low;
|
|
std::string marked_ts_low;
|
|
PutFixed64(&full_history_ts_low, 2);
|
|
marked_ts_low = full_history_ts_low;
|
|
ASSERT_OK(db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
|
|
full_history_ts_low));
|
|
ASSERT_OK(Flush(0));
|
|
|
|
// Write the (3, v3) entry after flush, otherwise with UDT in memtable only
|
|
// the previous Flush(0) with full_history_ts_low = 2 will be postponed
|
|
// waiting for (3, v3) to expire too.
|
|
write_ts.clear();
|
|
PutFixed64(&write_ts, 3);
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", write_ts, "val3"));
|
|
|
|
// Second read:
|
|
// ReadOptions.timestamp(2) >= SuperVersion.full_history_ts_low(2),
|
|
// and ReadOptions.timestamp(2) >= ColumnFamilyData.full_history_ts_low(2).
|
|
// history below 2 is collapsed. Reading at 2 or above 2 is ok.
|
|
// Sanity check pass. Read return consistent value, but timestamp is already
|
|
// collapsed.
|
|
ASSERT_OK(db_->Get(read_opts, "foo", &value, ×tamp));
|
|
ASSERT_EQ("val1", value);
|
|
ASSERT_EQ(min_ts, timestamp);
|
|
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"DBImpl::GetImpl:AfterAcquireSv", [&](void* /*arg*/) {
|
|
// Concurrently increasing full_history_ts_low and flush to create a
|
|
// new SuperVersion
|
|
std::string current_ts_low;
|
|
ASSERT_OK(db_->GetFullHistoryTsLow(db_->DefaultColumnFamily(),
|
|
¤t_ts_low));
|
|
if (current_ts_low.empty() || current_ts_low != marked_ts_low) {
|
|
return;
|
|
}
|
|
full_history_ts_low.clear();
|
|
PutFixed64(&full_history_ts_low, 4);
|
|
ASSERT_OK(db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
|
|
full_history_ts_low));
|
|
ASSERT_OK(Flush(0));
|
|
});
|
|
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
|
|
// Third read:
|
|
// ReadOptions.timestamp(2) >= SuperVersion.full_history_ts_low(2),
|
|
// but ReadOptions.timestamp(2) < ColumnFamilyData.full_history_ts_low(4).
|
|
// History below 4 is collapsed in the newly installed SuperVersion. But the
|
|
// SuperVersion attached to this read still has the history below 4 available.
|
|
// Sanity check pass. Read return consistent value, timestamp is collapsed.
|
|
ASSERT_OK(db_->Get(read_opts, "foo", &value, ×tamp));
|
|
ASSERT_EQ("val1", value);
|
|
ASSERT_EQ(min_ts, timestamp);
|
|
|
|
// Fourth read:
|
|
// ReadOptions.timestamp(2) < SuperVersion.full_history_ts_low(4).
|
|
// Sanity check fails. Had it succeeded, the read would return "v3",
|
|
// which is inconsistent.
|
|
ASSERT_TRUE(
|
|
db_->Get(read_opts, "foo", &value, ×tamp).IsInvalidArgument());
|
|
Close();
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
}
|
|
|
|
// Tests that in cases when
|
|
// `ReadOptions.timestamp >= SuperVersion.full_history_ts_low` sanity check
|
|
// fails. The referenced SuperVersion is dereferenced and cleaned up properly
|
|
// for all read APIs that involves this sanity check.
|
|
TEST_F(DBBasicTestWithTimestamp, FullHistoryTsLowSanityCheckFail) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.comparator = test::BytewiseComparatorWithU64TsWrapper();
|
|
// Use UDT in memtable only feature for this test, so we can control that
|
|
// newly set `full_history_ts_low` collapse history when Flush happens.
|
|
options.persist_user_defined_timestamps = false;
|
|
options.allow_concurrent_memtable_write = false;
|
|
DestroyAndReopen(options);
|
|
|
|
ColumnFamilyHandle* handle2 = nullptr;
|
|
Status s = db_->CreateColumnFamily(options, "data", &handle2);
|
|
ASSERT_OK(s);
|
|
|
|
std::string write_ts;
|
|
PutFixed64(&write_ts, 1);
|
|
ASSERT_OK(db_->Put(WriteOptions(), "foo", write_ts, "val1"));
|
|
ASSERT_OK(db_->Put(WriteOptions(), handle2, "foo", write_ts, "val1"));
|
|
|
|
std::string full_history_ts_low;
|
|
PutFixed64(&full_history_ts_low, 3);
|
|
ASSERT_OK(db_->IncreaseFullHistoryTsLow(db_->DefaultColumnFamily(),
|
|
full_history_ts_low));
|
|
ASSERT_OK(db_->IncreaseFullHistoryTsLow(handle2, full_history_ts_low));
|
|
ASSERT_OK(Flush(0));
|
|
ASSERT_OK(db_->Flush(FlushOptions(), handle2));
|
|
|
|
std::string read_ts;
|
|
PutFixed64(&read_ts, 2);
|
|
Slice read_ts_slice = read_ts;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
|
|
// Get()
|
|
std::string value;
|
|
ASSERT_TRUE(db_->Get(read_opts, "foo", &value).IsInvalidArgument());
|
|
|
|
// MultiGet()
|
|
std::vector<ColumnFamilyHandle*> cfhs = {db_->DefaultColumnFamily(), handle2};
|
|
{
|
|
std::vector<std::string> key_vals = {"foo", "foo"};
|
|
std::vector<Slice> keys;
|
|
std::vector<std::string> values;
|
|
for (size_t j = 0; j < 2; ++j) {
|
|
keys.push_back(key_vals[j]);
|
|
}
|
|
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(read_opts, cfhs, keys, &values);
|
|
for (auto status : statuses) {
|
|
ASSERT_TRUE(status.IsInvalidArgument());
|
|
}
|
|
}
|
|
|
|
// MultiGet with only one column family
|
|
{
|
|
std::vector<ColumnFamilyHandle*> one_cfh = {db_->DefaultColumnFamily()};
|
|
std::vector<std::string> key_vals = {"foo"};
|
|
std::vector<Slice> keys;
|
|
std::vector<std::string> values;
|
|
for (size_t j = 0; j < 1; ++j) {
|
|
keys.push_back(key_vals[j]);
|
|
}
|
|
|
|
std::vector<Status> statuses =
|
|
db_->MultiGet(read_opts, one_cfh, keys, &values);
|
|
for (auto status : statuses) {
|
|
ASSERT_TRUE(status.IsInvalidArgument());
|
|
}
|
|
}
|
|
|
|
// Overloaded version of MultiGet
|
|
ColumnFamilyHandle* column_families[] = {db_->DefaultColumnFamily(), handle2};
|
|
{
|
|
Slice keys[] = {"foo", "foo"};
|
|
PinnableSlice values[] = {PinnableSlice(), PinnableSlice()};
|
|
Status statuses[] = {Status::OK(), Status::OK()};
|
|
db_->MultiGet(read_opts, /*num_keys=*/2, &column_families[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (auto status : statuses) {
|
|
ASSERT_TRUE(status.IsInvalidArgument());
|
|
}
|
|
}
|
|
|
|
// Overloaded versions of MultiGet with one column family
|
|
{
|
|
ColumnFamilyHandle* one_column_family[] = {db_->DefaultColumnFamily()};
|
|
Slice keys[] = {"foo"};
|
|
PinnableSlice values[] = {PinnableSlice()};
|
|
Status statuses[] = {Status::OK()};
|
|
db_->MultiGet(read_opts, /*num_keys=*/1, &one_column_family[0], &keys[0],
|
|
&values[0], &statuses[0], /*sorted_input=*/false);
|
|
for (auto status : statuses) {
|
|
ASSERT_TRUE(status.IsInvalidArgument());
|
|
}
|
|
}
|
|
|
|
// NewIterator()
|
|
std::unique_ptr<Iterator> iter(
|
|
db_->NewIterator(read_opts, db_->DefaultColumnFamily()));
|
|
ASSERT_TRUE(iter->status().IsInvalidArgument());
|
|
std::unique_ptr<Iterator> iter2(db_->NewIterator(read_opts, handle2));
|
|
ASSERT_TRUE(iter2->status().IsInvalidArgument());
|
|
|
|
// NewIterators()
|
|
std::vector<Iterator*> iterators;
|
|
ASSERT_TRUE(
|
|
db_->NewIterators(read_opts, cfhs, &iterators).IsInvalidArgument());
|
|
delete handle2;
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp,
|
|
GCPreserveRangeTombstoneWhenNoOrSmallFullHistoryLow) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
std::string ts_str = Timestamp(1, 0);
|
|
WriteOptions wopts;
|
|
ASSERT_OK(db_->Put(wopts, "k1", ts_str, "v1"));
|
|
ASSERT_OK(db_->Put(wopts, "k2", ts_str, "v2"));
|
|
ASSERT_OK(db_->Put(wopts, "k3", ts_str, "v3"));
|
|
ts_str = Timestamp(2, 0);
|
|
ASSERT_OK(
|
|
db_->DeleteRange(wopts, db_->DefaultColumnFamily(), "k1", "k3", ts_str));
|
|
|
|
ts_str = Timestamp(3, 0);
|
|
Slice ts = ts_str;
|
|
ReadOptions ropts;
|
|
ropts.timestamp = &ts;
|
|
CompactRangeOptions cro;
|
|
cro.full_history_ts_low = nullptr;
|
|
std::string value, key_ts;
|
|
Status s;
|
|
auto verify = [&] {
|
|
s = db_->Get(ropts, "k1", &value);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
|
|
s = db_->Get(ropts, "k2", &value, &key_ts);
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(key_ts, Timestamp(2, 0));
|
|
|
|
ASSERT_OK(db_->Get(ropts, "k3", &value, &key_ts));
|
|
ASSERT_EQ(value, "v3");
|
|
ASSERT_EQ(Timestamp(1, 0), key_ts);
|
|
|
|
size_t batch_size = 3;
|
|
std::vector<std::string> key_strs = {"k1", "k2", "k3"};
|
|
std::vector<Slice> keys{key_strs.begin(), key_strs.end()};
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
db_->MultiGet(ropts, db_->DefaultColumnFamily(), batch_size, keys.data(),
|
|
values.data(), statuses.data(), true /* sorted_input */);
|
|
ASSERT_TRUE(statuses[0].IsNotFound());
|
|
ASSERT_TRUE(statuses[1].IsNotFound());
|
|
ASSERT_OK(statuses[2]);
|
|
;
|
|
ASSERT_EQ(values[2], "v3");
|
|
};
|
|
verify();
|
|
ASSERT_OK(db_->CompactRange(cro, nullptr, nullptr));
|
|
verify();
|
|
std::string lb = Timestamp(0, 0);
|
|
Slice lb_slice = lb;
|
|
cro.full_history_ts_low = &lb_slice;
|
|
ASSERT_OK(db_->CompactRange(cro, nullptr, nullptr));
|
|
verify();
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp,
|
|
GCRangeTombstonesAndCoveredKeysRespectingTslow) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.filter_policy.reset(NewBloomFilterPolicy(10, false));
|
|
bbto.cache_index_and_filter_blocks = true;
|
|
bbto.whole_key_filtering = true;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.num_levels = 2;
|
|
DestroyAndReopen(options);
|
|
|
|
WriteOptions wopts;
|
|
ASSERT_OK(db_->Put(wopts, "k1", Timestamp(1, 0), "v1"));
|
|
ASSERT_OK(db_->Delete(wopts, "k2", Timestamp(2, 0)));
|
|
ASSERT_OK(db_->DeleteRange(wopts, db_->DefaultColumnFamily(), "k1", "k3",
|
|
Timestamp(3, 0)));
|
|
ASSERT_OK(db_->Put(wopts, "k3", Timestamp(4, 0), "v3"));
|
|
|
|
ReadOptions ropts;
|
|
std::string read_ts = Timestamp(5, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
ropts.timestamp = &read_ts_slice;
|
|
size_t batch_size = 3;
|
|
std::vector<std::string> key_strs = {"k1", "k2", "k3"};
|
|
std::vector<Slice> keys = {key_strs.begin(), key_strs.end()};
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
db_->MultiGet(ropts, db_->DefaultColumnFamily(), batch_size, keys.data(),
|
|
values.data(), timestamps.data(), statuses.data(),
|
|
true /* sorted_input */);
|
|
ASSERT_TRUE(statuses[0].IsNotFound());
|
|
ASSERT_EQ(timestamps[0], Timestamp(3, 0));
|
|
ASSERT_TRUE(statuses[1].IsNotFound());
|
|
// DeleteRange has a higher timestamp than Delete for "k2"
|
|
ASSERT_EQ(timestamps[1], Timestamp(3, 0));
|
|
ASSERT_OK(statuses[2]);
|
|
ASSERT_EQ(values[2], "v3");
|
|
ASSERT_EQ(timestamps[2], Timestamp(4, 0));
|
|
|
|
CompactRangeOptions cro;
|
|
// Range tombstone has timestamp >= full_history_ts_low, covered keys
|
|
// are not dropped.
|
|
std::string compaction_ts_str = Timestamp(2, 0);
|
|
Slice compaction_ts = compaction_ts_str;
|
|
cro.full_history_ts_low = &compaction_ts;
|
|
cro.bottommost_level_compaction = BottommostLevelCompaction::kForce;
|
|
ASSERT_OK(db_->CompactRange(cro, nullptr, nullptr));
|
|
ropts.timestamp = &compaction_ts;
|
|
std::string value, ts;
|
|
ASSERT_OK(db_->Get(ropts, "k1", &value, &ts));
|
|
ASSERT_EQ(value, "v1");
|
|
// timestamp is below full_history_ts_low, zeroed out as the key goes into
|
|
// bottommost level
|
|
ASSERT_EQ(ts, Timestamp(0, 0));
|
|
ASSERT_TRUE(db_->Get(ropts, "k2", &value, &ts).IsNotFound());
|
|
ASSERT_EQ(ts, Timestamp(2, 0));
|
|
|
|
compaction_ts_str = Timestamp(4, 0);
|
|
compaction_ts = compaction_ts_str;
|
|
cro.full_history_ts_low = &compaction_ts;
|
|
ASSERT_OK(db_->CompactRange(cro, nullptr, nullptr));
|
|
ropts.timestamp = &read_ts_slice;
|
|
// k1, k2 and the range tombstone should be dropped
|
|
// k3 should still exist
|
|
db_->MultiGet(ropts, db_->DefaultColumnFamily(), batch_size, keys.data(),
|
|
values.data(), timestamps.data(), statuses.data(),
|
|
true /* sorted_input */);
|
|
ASSERT_TRUE(statuses[0].IsNotFound());
|
|
ASSERT_TRUE(timestamps[0].empty());
|
|
ASSERT_TRUE(statuses[1].IsNotFound());
|
|
ASSERT_TRUE(timestamps[1].empty());
|
|
ASSERT_OK(statuses[2]);
|
|
ASSERT_EQ(values[2], "v3");
|
|
ASSERT_EQ(timestamps[2], Timestamp(4, 0));
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_P(DBBasicTestWithTimestampTableOptions, DeleteRangeBaiscReadAndIterate) {
|
|
const int kNum = 200, kRangeBegin = 50, kRangeEnd = 150, kNumPerFile = 25;
|
|
Options options = CurrentOptions();
|
|
options.prefix_extractor.reset(NewFixedPrefixTransform(3));
|
|
options.compression = kNoCompression;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.index_type = GetParam();
|
|
bbto.block_size = 100;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.memtable_factory.reset(test::NewSpecialSkipListFactory(kNumPerFile));
|
|
DestroyAndReopen(options);
|
|
|
|
// Write half of the keys before the tombstone and half after the tombstone.
|
|
// Only covered keys (i.e., within the range and older than the tombstone)
|
|
// should be deleted.
|
|
for (int i = 0; i < kNum; ++i) {
|
|
if (i == kNum / 2) {
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(),
|
|
Key1(kRangeBegin), Key1(kRangeEnd),
|
|
Timestamp(i, 0)));
|
|
}
|
|
ASSERT_OK(db_->Put(WriteOptions(), Key1(i), Timestamp(i, 0),
|
|
"val" + std::to_string(i)));
|
|
if (i == kNum - kNumPerFile) {
|
|
ASSERT_OK(Flush());
|
|
}
|
|
}
|
|
|
|
ReadOptions read_opts;
|
|
read_opts.total_order_seek = true;
|
|
std::string read_ts = Timestamp(kNum, 0);
|
|
Slice read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
{
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
ASSERT_OK(iter->status());
|
|
|
|
int expected = 0;
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
|
|
ASSERT_EQ(Key1(expected), iter->key());
|
|
if (expected == kRangeBegin - 1) {
|
|
expected = kNum / 2;
|
|
} else {
|
|
++expected;
|
|
}
|
|
}
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_EQ(kNum, expected);
|
|
|
|
expected = kNum / 2;
|
|
for (iter->Seek(Key1(kNum / 2)); iter->Valid(); iter->Next()) {
|
|
ASSERT_EQ(Key1(expected), iter->key());
|
|
++expected;
|
|
}
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_EQ(kNum, expected);
|
|
|
|
expected = kRangeBegin - 1;
|
|
for (iter->SeekForPrev(Key1(kNum / 2 - 1)); iter->Valid(); iter->Prev()) {
|
|
ASSERT_EQ(Key1(expected), iter->key());
|
|
--expected;
|
|
}
|
|
ASSERT_OK(iter->status());
|
|
ASSERT_EQ(-1, expected);
|
|
|
|
read_ts = Timestamp(0, 0);
|
|
read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
iter.reset(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
ASSERT_TRUE(iter->Valid());
|
|
ASSERT_EQ(iter->key(), Key1(0));
|
|
iter->Next();
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
read_ts = Timestamp(kNum, 0);
|
|
read_ts_slice = read_ts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
std::string value, timestamp;
|
|
Status s;
|
|
for (int i = 0; i < kNum; ++i) {
|
|
s = db_->Get(read_opts, Key1(i), &value, ×tamp);
|
|
if (i >= kRangeBegin && i < kNum / 2) {
|
|
ASSERT_TRUE(s.IsNotFound());
|
|
ASSERT_EQ(timestamp, Timestamp(kNum / 2, 0));
|
|
} else {
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(value, "val" + std::to_string(i));
|
|
ASSERT_EQ(timestamp, Timestamp(i, 0));
|
|
}
|
|
}
|
|
|
|
size_t batch_size = kNum;
|
|
std::vector<std::string> key_strs(batch_size);
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
for (int i = 0; i < kNum; ++i) {
|
|
key_strs[i] = Key1(i);
|
|
keys[i] = key_strs[i];
|
|
}
|
|
db_->MultiGet(read_opts, db_->DefaultColumnFamily(), batch_size, keys.data(),
|
|
values.data(), timestamps.data(), statuses.data(),
|
|
true /* sorted_input */);
|
|
for (int i = 0; i < kNum; ++i) {
|
|
if (i >= kRangeBegin && i < kNum / 2) {
|
|
ASSERT_TRUE(statuses[i].IsNotFound());
|
|
ASSERT_EQ(timestamps[i], Timestamp(kNum / 2, 0));
|
|
} else {
|
|
ASSERT_OK(statuses[i]);
|
|
ASSERT_EQ(values[i], "val" + std::to_string(i));
|
|
ASSERT_EQ(timestamps[i], Timestamp(i, 0));
|
|
}
|
|
}
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, DeleteRangeGetIteratorWithSnapshot) {
|
|
// 4 keys 0, 1, 2, 3 at timestamps 0, 1, 2, 3 respectively.
|
|
// A range tombstone [1, 3) at timestamp 1 and has a sequence number between
|
|
// key 1 and 2.
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
WriteOptions write_opts;
|
|
std::string put_ts = Timestamp(0, 0);
|
|
const int kNum = 4, kNumPerFile = 1, kRangeBegin = 1, kRangeEnd = 3;
|
|
options.memtable_factory.reset(test::NewSpecialSkipListFactory(kNumPerFile));
|
|
const Snapshot* before_tombstone = nullptr;
|
|
const Snapshot* after_tombstone = nullptr;
|
|
for (int i = 0; i < kNum; ++i) {
|
|
ASSERT_OK(db_->Put(WriteOptions(), Key1(i), Timestamp(i, 0),
|
|
"val" + std::to_string(i)));
|
|
if (i == kRangeBegin) {
|
|
before_tombstone = db_->GetSnapshot();
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(),
|
|
Key1(kRangeBegin), Key1(kRangeEnd),
|
|
Timestamp(kRangeBegin, 0)));
|
|
}
|
|
if (i == kNum / 2) {
|
|
ASSERT_OK(Flush());
|
|
}
|
|
}
|
|
assert(before_tombstone);
|
|
after_tombstone = db_->GetSnapshot();
|
|
// snapshot and ts before tombstone
|
|
std::string read_ts_str = Timestamp(kRangeBegin - 1, 0); // (0, 0)
|
|
Slice read_ts = read_ts_str;
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.snapshot = before_tombstone;
|
|
std::vector<Status> expected_status = {
|
|
Status::OK(), Status::NotFound(), Status::NotFound(), Status::NotFound()};
|
|
std::vector<std::string> expected_values(kNum);
|
|
expected_values[0] = "val" + std::to_string(0);
|
|
std::vector<std::string> expected_timestamps(kNum);
|
|
expected_timestamps[0] = Timestamp(0, 0);
|
|
|
|
size_t batch_size = kNum;
|
|
std::vector<std::string> key_strs(batch_size);
|
|
std::vector<Slice> keys(batch_size);
|
|
std::vector<PinnableSlice> values(batch_size);
|
|
std::vector<Status> statuses(batch_size);
|
|
std::vector<std::string> timestamps(batch_size);
|
|
for (int i = 0; i < kNum; ++i) {
|
|
key_strs[i] = Key1(i);
|
|
keys[i] = key_strs[i];
|
|
}
|
|
|
|
auto verify = [&] {
|
|
db_->MultiGet(read_opts, db_->DefaultColumnFamily(), batch_size,
|
|
keys.data(), values.data(), timestamps.data(),
|
|
statuses.data(), true /* sorted_input */);
|
|
std::string value, timestamp;
|
|
Status s;
|
|
for (int i = 0; i < kNum; ++i) {
|
|
s = db_->Get(read_opts, Key1(i), &value, ×tamp);
|
|
ASSERT_EQ(s, expected_status[i]);
|
|
ASSERT_EQ(statuses[i], expected_status[i]);
|
|
if (s.ok()) {
|
|
ASSERT_EQ(value, expected_values[i]);
|
|
ASSERT_EQ(values[i], expected_values[i]);
|
|
}
|
|
if (!timestamp.empty()) {
|
|
ASSERT_EQ(timestamp, expected_timestamps[i]);
|
|
ASSERT_EQ(timestamps[i], expected_timestamps[i]);
|
|
} else {
|
|
ASSERT_TRUE(timestamps[i].empty());
|
|
}
|
|
}
|
|
std::unique_ptr<Iterator> iter(db_->NewIterator(read_opts));
|
|
std::unique_ptr<Iterator> iter_for_seek(db_->NewIterator(read_opts));
|
|
iter->SeekToFirst();
|
|
for (int i = 0; i < kNum; ++i) {
|
|
if (expected_status[i].ok()) {
|
|
auto verify_iter = [&](Iterator* iter_ptr) {
|
|
ASSERT_TRUE(iter_ptr->Valid());
|
|
ASSERT_EQ(iter_ptr->key(), keys[i]);
|
|
ASSERT_EQ(iter_ptr->value(), expected_values[i]);
|
|
ASSERT_EQ(iter_ptr->timestamp(), expected_timestamps[i]);
|
|
};
|
|
verify_iter(iter.get());
|
|
iter->Next();
|
|
|
|
iter_for_seek->Seek(keys[i]);
|
|
verify_iter(iter_for_seek.get());
|
|
|
|
iter_for_seek->SeekForPrev(keys[i]);
|
|
verify_iter(iter_for_seek.get());
|
|
}
|
|
}
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
};
|
|
|
|
verify();
|
|
|
|
// snapshot before tombstone and ts after tombstone
|
|
read_ts_str = Timestamp(kNum, 0); // (4, 0)
|
|
read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.snapshot = before_tombstone;
|
|
expected_status[1] = Status::OK();
|
|
expected_timestamps[1] = Timestamp(1, 0);
|
|
expected_values[1] = "val" + std::to_string(1);
|
|
verify();
|
|
|
|
// snapshot after tombstone and ts before tombstone
|
|
read_ts_str = Timestamp(kRangeBegin - 1, 0); // (0, 0)
|
|
read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.snapshot = after_tombstone;
|
|
expected_status[1] = Status::NotFound();
|
|
expected_timestamps[1].clear();
|
|
expected_values[1].clear();
|
|
verify();
|
|
|
|
// snapshot and ts after tombstone
|
|
read_ts_str = Timestamp(kNum, 0); // (4, 0)
|
|
read_ts = read_ts_str;
|
|
read_opts.timestamp = &read_ts;
|
|
read_opts.snapshot = after_tombstone;
|
|
for (int i = 0; i < kNum; ++i) {
|
|
if (i == kRangeBegin) {
|
|
expected_status[i] = Status::NotFound();
|
|
expected_values[i].clear();
|
|
} else {
|
|
expected_status[i] = Status::OK();
|
|
expected_values[i] = "val" + std::to_string(i);
|
|
}
|
|
expected_timestamps[i] = Timestamp(i, 0);
|
|
}
|
|
verify();
|
|
|
|
db_->ReleaseSnapshot(before_tombstone);
|
|
db_->ReleaseSnapshot(after_tombstone);
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MergeBasic) {
|
|
Options options = GetDefaultOptions();
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.merge_operator = std::make_shared<StringAppendTESTOperator>('.');
|
|
DestroyAndReopen(options);
|
|
|
|
const std::array<std::string, 3> write_ts_strs = {
|
|
Timestamp(100, 0), Timestamp(200, 0), Timestamp(300, 0)};
|
|
constexpr size_t kNumOfUniqKeys = 100;
|
|
ColumnFamilyHandle* default_cf = db_->DefaultColumnFamily();
|
|
|
|
for (size_t i = 0; i < write_ts_strs.size(); ++i) {
|
|
for (size_t j = 0; j < kNumOfUniqKeys; ++j) {
|
|
Status s;
|
|
if (i == 0) {
|
|
const std::string val = "v" + std::to_string(j) + "_0";
|
|
s = db_->Put(WriteOptions(), Key1(j), write_ts_strs[i], val);
|
|
} else {
|
|
const std::string merge_op = std::to_string(i);
|
|
s = db_->Merge(WriteOptions(), default_cf, Key1(j), write_ts_strs[i],
|
|
merge_op);
|
|
}
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
|
|
std::array<std::string, 3> read_ts_strs = {
|
|
Timestamp(150, 0), Timestamp(250, 0), Timestamp(350, 0)};
|
|
|
|
const auto verify_db_with_get = [&]() {
|
|
for (size_t i = 0; i < kNumOfUniqKeys; ++i) {
|
|
const std::string base_val = "v" + std::to_string(i) + "_0";
|
|
const std::array<std::string, 3> expected_values = {
|
|
base_val, base_val + ".1", base_val + ".1.2"};
|
|
const std::array<std::string, 3>& expected_ts = write_ts_strs;
|
|
ReadOptions read_opts;
|
|
for (size_t j = 0; j < read_ts_strs.size(); ++j) {
|
|
Slice read_ts = read_ts_strs[j];
|
|
read_opts.timestamp = &read_ts;
|
|
std::string value;
|
|
std::string ts;
|
|
const Status s = db_->Get(read_opts, Key1(i), &value, &ts);
|
|
ASSERT_OK(s);
|
|
ASSERT_EQ(expected_values[j], value);
|
|
ASSERT_EQ(expected_ts[j], ts);
|
|
|
|
// Do Seek/SeekForPrev
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
it->Seek(Key1(i));
|
|
ASSERT_TRUE(it->Valid());
|
|
ASSERT_EQ(expected_values[j], it->value());
|
|
ASSERT_EQ(expected_ts[j], it->timestamp());
|
|
|
|
it->SeekForPrev(Key1(i));
|
|
ASSERT_TRUE(it->Valid());
|
|
ASSERT_EQ(expected_values[j], it->value());
|
|
ASSERT_EQ(expected_ts[j], it->timestamp());
|
|
}
|
|
}
|
|
};
|
|
|
|
const auto verify_db_with_iterator = [&]() {
|
|
std::string value_suffix;
|
|
for (size_t i = 0; i < read_ts_strs.size(); ++i) {
|
|
ReadOptions read_opts;
|
|
Slice read_ts = read_ts_strs[i];
|
|
read_opts.timestamp = &read_ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
size_t key_int_val = 0;
|
|
for (it->SeekToFirst(); it->Valid(); it->Next(), ++key_int_val) {
|
|
const std::string key = Key1(key_int_val);
|
|
const std::string value =
|
|
"v" + std::to_string(key_int_val) + "_0" + value_suffix;
|
|
ASSERT_EQ(key, it->key());
|
|
ASSERT_EQ(value, it->value());
|
|
ASSERT_EQ(write_ts_strs[i], it->timestamp());
|
|
}
|
|
EXPECT_OK(it->status());
|
|
ASSERT_EQ(kNumOfUniqKeys, key_int_val);
|
|
|
|
key_int_val = kNumOfUniqKeys - 1;
|
|
for (it->SeekToLast(); it->Valid(); it->Prev(), --key_int_val) {
|
|
const std::string key = Key1(key_int_val);
|
|
const std::string value =
|
|
"v" + std::to_string(key_int_val) + "_0" + value_suffix;
|
|
ASSERT_EQ(key, it->key());
|
|
ASSERT_EQ(value, it->value());
|
|
ASSERT_EQ(write_ts_strs[i], it->timestamp());
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(std::numeric_limits<size_t>::max(), key_int_val);
|
|
|
|
value_suffix = value_suffix + "." + std::to_string(i + 1);
|
|
}
|
|
};
|
|
|
|
verify_db_with_get();
|
|
verify_db_with_iterator();
|
|
|
|
ASSERT_OK(db_->Flush(FlushOptions()));
|
|
|
|
verify_db_with_get();
|
|
verify_db_with_iterator();
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, MergeAfterDeletion) {
|
|
Options options = GetDefaultOptions();
|
|
options.create_if_missing = true;
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
options.merge_operator = std::make_shared<StringAppendTESTOperator>('.');
|
|
DestroyAndReopen(options);
|
|
|
|
ColumnFamilyHandle* const column_family = db_->DefaultColumnFamily();
|
|
|
|
const size_t num_keys_per_file = 10;
|
|
const size_t num_merges_per_key = 2;
|
|
for (size_t i = 0; i < num_keys_per_file; ++i) {
|
|
std::string ts = Timestamp(i + 10000, 0);
|
|
Status s = db_->Delete(WriteOptions(), Key1(i), ts);
|
|
ASSERT_OK(s);
|
|
for (size_t j = 1; j <= num_merges_per_key; ++j) {
|
|
ts = Timestamp(i + 10000 + j, 0);
|
|
s = db_->Merge(WriteOptions(), column_family, Key1(i), ts,
|
|
std::to_string(j));
|
|
ASSERT_OK(s);
|
|
}
|
|
}
|
|
|
|
const auto verify_db = [&]() {
|
|
ReadOptions read_opts;
|
|
std::string read_ts_str = Timestamp(20000, 0);
|
|
Slice ts = read_ts_str;
|
|
read_opts.timestamp = &ts;
|
|
std::unique_ptr<Iterator> it(db_->NewIterator(read_opts));
|
|
size_t count = 0;
|
|
for (it->SeekToFirst(); it->Valid(); it->Next(), ++count) {
|
|
std::string key = Key1(count);
|
|
ASSERT_EQ(key, it->key());
|
|
std::string value;
|
|
for (size_t j = 1; j <= num_merges_per_key; ++j) {
|
|
value.append(std::to_string(j));
|
|
if (j < num_merges_per_key) {
|
|
value.push_back('.');
|
|
}
|
|
}
|
|
ASSERT_EQ(value, it->value());
|
|
std::string ts1 = Timestamp(count + 10000 + num_merges_per_key, 0);
|
|
ASSERT_EQ(ts1, it->timestamp());
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(num_keys_per_file, count);
|
|
for (it->SeekToLast(); it->Valid(); it->Prev(), --count) {
|
|
std::string key = Key1(count - 1);
|
|
ASSERT_EQ(key, it->key());
|
|
std::string value;
|
|
for (size_t j = 1; j <= num_merges_per_key; ++j) {
|
|
value.append(std::to_string(j));
|
|
if (j < num_merges_per_key) {
|
|
value.push_back('.');
|
|
}
|
|
}
|
|
ASSERT_EQ(value, it->value());
|
|
std::string ts1 = Timestamp(count - 1 + 10000 + num_merges_per_key, 0);
|
|
ASSERT_EQ(ts1, it->timestamp());
|
|
}
|
|
ASSERT_OK(it->status());
|
|
ASSERT_EQ(0, count);
|
|
};
|
|
|
|
verify_db();
|
|
|
|
Close();
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, RangeTombstoneApproximateSize) {
|
|
// Test code path for calculating range tombstone compensated size
|
|
// during flush and compaction.
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
// So that the compaction below is non-bottommost and will calcualte
|
|
// compensated range tombstone size.
|
|
ASSERT_OK(db_->Put(WriteOptions(), Key(1), Timestamp(1, 0), "val"));
|
|
ASSERT_OK(Flush());
|
|
MoveFilesToLevel(5);
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(), Key(0),
|
|
Key(1), Timestamp(1, 0)));
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(), Key(1),
|
|
Key(2), Timestamp(2, 0)));
|
|
ASSERT_OK(Flush());
|
|
ASSERT_OK(dbfull()->RunManualCompaction(
|
|
static_cast_with_check<ColumnFamilyHandleImpl>(db_->DefaultColumnFamily())
|
|
->cfd(),
|
|
0 /* input_level */, 1 /* output_level */, CompactRangeOptions(),
|
|
nullptr /* begin */, nullptr /* end */, true /* exclusive */,
|
|
true /* disallow_trivial_move */,
|
|
std::numeric_limits<uint64_t>::max() /* max_file_num_to_ignore */,
|
|
"" /*trim_ts*/));
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, IterSeekToLastWithIterateUpperbound) {
|
|
// Test for a bug fix where DBIter::SeekToLast() could fail when
|
|
// iterate_upper_bound and iter_start_ts are both set.
|
|
Options options = CurrentOptions();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
DestroyAndReopen(options);
|
|
|
|
ASSERT_OK(db_->Put(WriteOptions(), Key(1), Timestamp(2, 0), "val"));
|
|
ReadOptions ro;
|
|
std::string k = Key(1);
|
|
Slice k_slice = k;
|
|
ro.iterate_upper_bound = &k_slice;
|
|
std::string ts = Timestamp(3, 0);
|
|
Slice read_ts = ts;
|
|
ro.timestamp = &read_ts;
|
|
std::string start_ts = Timestamp(0, 0);
|
|
Slice start_ts_slice = start_ts;
|
|
ro.iter_start_ts = &start_ts_slice;
|
|
std::unique_ptr<Iterator> iter{db_->NewIterator(ro)};
|
|
iter->SeekToLast();
|
|
ASSERT_FALSE(iter->Valid());
|
|
ASSERT_OK(iter->status());
|
|
}
|
|
|
|
TEST_F(DBBasicTestWithTimestamp, TimestampFilterTableReadOnGet) {
|
|
Options options = CurrentOptions();
|
|
options.env = env_;
|
|
options.create_if_missing = true;
|
|
options.statistics = ROCKSDB_NAMESPACE::CreateDBStatistics();
|
|
const size_t kTimestampSize = Timestamp(0, 0).size();
|
|
TestComparator test_cmp(kTimestampSize);
|
|
options.comparator = &test_cmp;
|
|
BlockBasedTableOptions bbto;
|
|
bbto.block_size = 100;
|
|
options.table_factory.reset(NewBlockBasedTableFactory(bbto));
|
|
DestroyAndReopen(options);
|
|
|
|
// Put
|
|
// Create two SST files
|
|
// file1: key => [1, 3], timestamp => [10, 20]
|
|
// file2, key => [2, 4], timestamp => [30, 40]
|
|
{
|
|
WriteOptions write_opts;
|
|
std::string write_ts = Timestamp(10, 0);
|
|
ASSERT_OK(db_->Put(write_opts, Key1(1), write_ts, "value1"));
|
|
write_ts = Timestamp(20, 0);
|
|
ASSERT_OK(db_->Put(write_opts, Key1(3), write_ts, "value3"));
|
|
ASSERT_OK(Flush());
|
|
|
|
write_ts = Timestamp(30, 0);
|
|
ASSERT_OK(db_->Put(write_opts, Key1(2), write_ts, "value2"));
|
|
write_ts = Timestamp(40, 0);
|
|
ASSERT_OK(db_->Put(write_opts, Key1(4), write_ts, "value4"));
|
|
ASSERT_OK(Flush());
|
|
}
|
|
|
|
// Get with timestamp
|
|
{
|
|
auto prev_checked_events = options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_CHECKED);
|
|
auto prev_filtered_events = options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_FILTERED);
|
|
|
|
// key=3 (ts=20) does not exist at timestamp=1
|
|
std::string read_ts_str = Timestamp(1, 0);
|
|
Slice read_ts_slice = Slice(read_ts_str);
|
|
ReadOptions read_opts;
|
|
read_opts.timestamp = &read_ts_slice;
|
|
std::string value_from_get = "";
|
|
std::string timestamp_from_get = "";
|
|
auto status =
|
|
db_->Get(read_opts, Key1(3), &value_from_get, ×tamp_from_get);
|
|
ASSERT_TRUE(status.IsNotFound());
|
|
ASSERT_EQ(value_from_get, std::string(""));
|
|
ASSERT_EQ(timestamp_from_get, std::string(""));
|
|
|
|
// key=3 is in the key ranges for both files, so both files will be queried.
|
|
// The table read was skipped because the timestamp is out of the table
|
|
// range, i.e.., 1 < [10,20], [30,40].
|
|
// The tickers increase by 2 due to 2 files.
|
|
ASSERT_EQ(prev_checked_events + 2,
|
|
options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_CHECKED));
|
|
ASSERT_EQ(prev_filtered_events + 2,
|
|
options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_FILTERED));
|
|
|
|
// key=3 (ts=20) exists at timestamp = 25
|
|
read_ts_str = Timestamp(25, 0);
|
|
read_ts_slice = Slice(read_ts_str);
|
|
read_opts.timestamp = &read_ts_slice;
|
|
ASSERT_OK(
|
|
db_->Get(read_opts, Key1(3), &value_from_get, ×tamp_from_get));
|
|
ASSERT_EQ("value3", value_from_get);
|
|
ASSERT_EQ(Timestamp(20, 0), timestamp_from_get);
|
|
|
|
// file1 was not skipped, because the timestamp is in range, [10,20] < 25.
|
|
// file2 was skipped, because the timestamp is not in range, 25 < [30,40].
|
|
// So the checked ticker increase by 2 due to 2 files;
|
|
// filtered ticker increase by 1 because file2 was skipped
|
|
ASSERT_EQ(prev_checked_events + 4,
|
|
options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_CHECKED));
|
|
ASSERT_EQ(prev_filtered_events + 3,
|
|
options.statistics->getTickerCount(
|
|
Tickers::TIMESTAMP_FILTER_TABLE_FILTERED));
|
|
}
|
|
|
|
Close();
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|
|
int main(int argc, char** argv) {
|
|
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
RegisterCustomObjects(argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
} |