Remove unused option purge_redundant_kvs_while_flush (#9429)

Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/9429

Test Plan: fake release for test: D33754513

Reviewed By: riversand963

Differential Revision: D33753637

Pulled By: jay-zhuang

fbshipit-source-id: 18db4701e8f28dda8f1ab660c2be9890a8312c12

db/c.cc

@@ -2959,10 +2959,6 @@ size_t rocksdb_options_get_manifest_preallocation_size(rocksdb_options_t* opt) {
   return opt->rep.manifest_preallocation_size;
 }
 
-// noop
-void rocksdb_options_set_purge_redundant_kvs_while_flush(
-    rocksdb_options_t* /*opt*/, unsigned char /*v*/) {}
-
 void rocksdb_options_set_use_direct_reads(rocksdb_options_t* opt,
                                           unsigned char v) {
   opt->rep.use_direct_reads = v;

examples/rocksdb_option_file_example.ini

@@ -103,7 +103,6 @@
   level0_stop_writes_trigger=20
   compression=kSnappyCompression
   level0_file_num_compaction_trigger=4
-  purge_redundant_kvs_while_flush=true
   max_write_buffer_size_to_maintain=0
   memtable_factory=SkipListFactory
   max_grandparent_overlap_factor=8

include/rocksdb/advanced_options.h

@@ -930,10 +930,6 @@ struct AdvancedColumnFamilyOptions {
 
   // NOT SUPPORTED ANYMORE -- this options is no longer used
   unsigned int rate_limit_delay_max_milliseconds = 100;
-
-  // NOT SUPPORTED ANYMORE
-  // Does not have any effect.
-  bool purge_redundant_kvs_while_flush = true;
 };
 
 }  // namespace ROCKSDB_NAMESPACE

include/rocksdb/c.h

@@ -1250,9 +1250,6 @@ extern ROCKSDB_LIBRARY_API void rocksdb_options_set_manifest_preallocation_size(
     rocksdb_options_t*, size_t);
 extern ROCKSDB_LIBRARY_API size_t
 rocksdb_options_get_manifest_preallocation_size(rocksdb_options_t*);
-extern ROCKSDB_LIBRARY_API void
-rocksdb_options_set_purge_redundant_kvs_while_flush(rocksdb_options_t*,
-                                                    unsigned char);
 extern ROCKSDB_LIBRARY_API void rocksdb_options_set_allow_mmap_reads(
     rocksdb_options_t*, unsigned char);
 extern ROCKSDB_LIBRARY_API unsigned char rocksdb_options_get_allow_mmap_reads(

options/cf_options.cc

@@ -525,10 +525,6 @@ static std::unordered_map<std::string, OptionTypeInfo>
          {offset_of(&ImmutableCFOptions::force_consistency_checks),
           OptionType::kBoolean, OptionVerificationType::kNormal,
           OptionTypeFlags::kNone}},
-        {"purge_redundant_kvs_while_flush",
-         {offset_of(&ImmutableCFOptions::purge_redundant_kvs_while_flush),
-          OptionType::kBoolean, OptionVerificationType::kDeprecated,
-          OptionTypeFlags::kNone}},
         {"max_mem_compaction_level",
          {0, OptionType::kInt, OptionVerificationType::kDeprecated,
           OptionTypeFlags::kNone}},
@@ -853,8 +849,6 @@ ImmutableCFOptions::ImmutableCFOptions(const ColumnFamilyOptions& cf_options)
       table_properties_collector_factories(
           cf_options.table_properties_collector_factories),
       bloom_locality(cf_options.bloom_locality),
-      purge_redundant_kvs_while_flush(
-          cf_options.purge_redundant_kvs_while_flush),
       compression_per_level(cf_options.compression_per_level),
       level_compaction_dynamic_level_bytes(
           cf_options.level_compaction_dynamic_level_bytes),

options/cf_options.h

@@ -62,8 +62,6 @@ struct ImmutableCFOptions {
   // to PlainTableOptions just like bloom_bits_per_key
   uint32_t bloom_locality;
 
-  bool purge_redundant_kvs_while_flush;
-
   std::vector<CompressionType> compression_per_level;
 
   bool level_compaction_dynamic_level_bytes;

options/options_helper.cc

@@ -293,8 +293,6 @@ void UpdateColumnFamilyOptions(const ImmutableCFOptions& ioptions,
   cf_opts->table_properties_collector_factories =
       ioptions.table_properties_collector_factories;
   cf_opts->bloom_locality = ioptions.bloom_locality;
-  cf_opts->purge_redundant_kvs_while_flush =
-      ioptions.purge_redundant_kvs_while_flush;
   cf_opts->compression_per_level = ioptions.compression_per_level;
   cf_opts->level_compaction_dynamic_level_bytes =
       ioptions.level_compaction_dynamic_level_bytes;

options/options_settable_test.cc

@@ -443,7 +443,6 @@ TEST_F(OptionsSettableTest, ColumnFamilyOptionsAllFieldsSettable) {
   options->hard_rate_limit = 0;
   options->soft_rate_limit = 0;
   options->num_levels = 42;  // Initialize options for MutableCF
-  options->purge_redundant_kvs_while_flush = false;
   options->max_mem_compaction_level = 0;
   options->compaction_filter = nullptr;
   options->sst_partitioner_factory = nullptr;

test_util/testutil.cc

@@ -391,7 +391,6 @@ void RandomInitCFOptions(ColumnFamilyOptions* cf_opt, DBOptions& db_options,
   cf_opt->level_compaction_dynamic_level_bytes = rnd->Uniform(2);
   cf_opt->optimize_filters_for_hits = rnd->Uniform(2);
   cf_opt->paranoid_file_checks = rnd->Uniform(2);
-  cf_opt->purge_redundant_kvs_while_flush = rnd->Uniform(2);
   cf_opt->force_consistency_checks = rnd->Uniform(2);
   cf_opt->compaction_options_fifo.allow_compaction = rnd->Uniform(2);
   cf_opt->memtable_whole_key_filtering = rnd->Uniform(2);

tools/db_bench_tool_test.cc

@@ -266,7 +266,6 @@ const std::string options_file_content = R"OPTIONS_FILE(
   inplace_update_support=false
   compaction_style=kCompactionStyleUniversal
   memtable_prefix_bloom_probes=6
-  purge_redundant_kvs_while_flush=true
   filter_deletes=false
   hard_pending_compaction_bytes_limit=0
   disable_auto_compactions=false