2013-10-29 00:54:09 +00:00
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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same 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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#pragma once
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#include <stdint.h>
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2014-05-15 21:09:03 +00:00
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#include <memory>
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#include <string>
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2013-11-20 06:00:48 +00:00
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#include "rocksdb/flush_block_policy.h"
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2013-10-29 00:54:09 +00:00
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#include "rocksdb/table.h"
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2014-08-25 21:22:05 +00:00
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#include "db/dbformat.h"
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2013-10-29 00:54:09 +00:00
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namespace rocksdb {
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struct EnvOptions;
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using std::unique_ptr;
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class BlockBasedTableBuilder;
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2014-01-28 05:58:46 +00:00
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class BlockBasedTableFactory : public TableFactory {
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2014-01-24 18:57:15 +00:00
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public:
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2014-01-28 05:58:46 +00:00
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explicit BlockBasedTableFactory(
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2014-03-01 00:39:27 +00:00
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const BlockBasedTableOptions& table_options = BlockBasedTableOptions());
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2013-11-21 02:42:12 +00:00
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2014-01-24 18:57:15 +00:00
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~BlockBasedTableFactory() {}
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2013-11-20 06:00:48 +00:00
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2014-01-24 18:57:15 +00:00
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const char* Name() const override { return "BlockBasedTable"; }
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2013-11-20 06:00:48 +00:00
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2015-02-26 00:34:26 +00:00
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Status NewTableReader(const ImmutableCFOptions& ioptions,
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const EnvOptions& soptions,
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const InternalKeyComparator& internal_comparator,
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unique_ptr<RandomAccessFile>&& file, uint64_t file_size,
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unique_ptr<TableReader>* table_reader) const override {
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return NewTableReader(ioptions, soptions, internal_comparator,
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std::move(file), file_size, table_reader,
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/*prefetch_index_and_filter=*/true);
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}
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// This is a variant of virtual member function NewTableReader function with
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// added capability to disable pre-fetching of blocks on BlockBasedTable::Open
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Status NewTableReader(const ImmutableCFOptions& ioptions,
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const EnvOptions& soptions,
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const InternalKeyComparator& internal_comparator,
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unique_ptr<RandomAccessFile>&& file, uint64_t file_size,
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unique_ptr<TableReader>* table_reader,
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bool prefetch_index_and_filter) const;
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2013-10-29 00:54:09 +00:00
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2014-01-27 21:53:22 +00:00
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TableBuilder* NewTableBuilder(
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2014-09-04 23:18:36 +00:00
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const ImmutableCFOptions& ioptions,
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2015-02-17 16:03:45 +00:00
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const InternalKeyComparator& internal_comparator, WritableFile* file,
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const CompressionType compression_type,
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const CompressionOptions& compression_opts,
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const bool skip_filters = false) const override;
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2013-11-20 06:00:48 +00:00
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2014-08-20 22:53:39 +00:00
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// Sanitizes the specified DB Options.
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2014-10-18 04:18:36 +00:00
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Status SanitizeOptions(const DBOptions& db_opts,
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const ColumnFamilyOptions& cf_opts) const override;
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2014-08-20 22:53:39 +00:00
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2014-08-25 21:24:09 +00:00
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std::string GetPrintableTableOptions() const override;
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2014-11-21 03:24:39 +00:00
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const BlockBasedTableOptions& GetTableOptions() const;
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2013-11-20 06:00:48 +00:00
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private:
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2014-01-24 18:57:15 +00:00
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BlockBasedTableOptions table_options_;
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2013-10-29 00:54:09 +00:00
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};
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2014-05-15 21:09:03 +00:00
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extern const std::string kHashIndexPrefixesBlock;
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extern const std::string kHashIndexPrefixesMetadataBlock;
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2015-02-05 01:03:57 +00:00
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extern const std::string kPropTrue;
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extern const std::string kPropFalse;
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2014-05-15 21:09:03 +00:00
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2013-10-29 00:54:09 +00:00
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} // namespace rocksdb
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