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rocksdb/options/options_helper.h

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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
#pragma once
#include <map>
#include <stdexcept>
#include <string>
#include <vector>
#include "options/cf_options.h"
#include "options/db_options.h"
#include "rocksdb/options.h"
#include "rocksdb/status.h"
#include "rocksdb/table.h"
namespace rocksdb {
DBOptions BuildDBOptions(const ImmutableDBOptions& immutable_db_options,
const MutableDBOptions& mutable_db_options);
ColumnFamilyOptions BuildColumnFamilyOptions(
const ColumnFamilyOptions& ioptions,
const MutableCFOptions& mutable_cf_options);
static std::map<CompactionStyle, std::string> compaction_style_to_string = {
{kCompactionStyleLevel, "kCompactionStyleLevel"},
{kCompactionStyleUniversal, "kCompactionStyleUniversal"},
{kCompactionStyleFIFO, "kCompactionStyleFIFO"},
{kCompactionStyleNone, "kCompactionStyleNone"}};
static std::map<CompactionPri, std::string> compaction_pri_to_string = {
{kByCompensatedSize, "kByCompensatedSize"},
{kOldestLargestSeqFirst, "kOldestLargestSeqFirst"},
{kOldestSmallestSeqFirst, "kOldestSmallestSeqFirst"},
{kMinOverlappingRatio, "kMinOverlappingRatio"}};
static std::map<CompactionStopStyle, std::string>
compaction_stop_style_to_string = {
{kCompactionStopStyleSimilarSize, "kCompactionStopStyleSimilarSize"},
{kCompactionStopStyleTotalSize, "kCompactionStopStyleTotalSize"}};
#ifndef ROCKSDB_LITE
Status GetMutableOptionsFromStrings(
const MutableCFOptions& base_options,
const std::unordered_map<std::string, std::string>& options_map,
MutableCFOptions* new_options);
Status GetMutableDBOptionsFromStrings(
const MutableDBOptions& base_options,
const std::unordered_map<std::string, std::string>& options_map,
MutableDBOptions* new_options);
Status GetTableFactoryFromMap(
const std::string& factory_name,
const std::unordered_map<std::string, std::string>& opt_map,
std::shared_ptr<TableFactory>* table_factory);
Status GetStringFromTableFactory(std::string* opts_str, const TableFactory* tf,
const std::string& delimiter = "; ");
enum class OptionType {
kBoolean,
kInt,
kVectorInt,
kUInt,
kUInt32T,
kUInt64T,
kSizeT,
kString,
kDouble,
kCompactionStyle,
kCompactionPri,
kSliceTransform,
kCompressionType,
kVectorCompressionType,
kTableFactory,
kComparator,
kCompactionFilter,
kCompactionFilterFactory,
kMergeOperator,
kMemTableRepFactory,
kBlockBasedTableIndexType,
kFilterPolicy,
kFlushBlockPolicyFactory,
kChecksumType,
kEncodingType,
kWALRecoveryMode,
kAccessHint,
kInfoLogLevel,
kUnknown
};
enum class OptionVerificationType {
kNormal,
kByName, // The option is pointer typed so we can only verify
// based on it's name.
kByNameAllowNull, // Same as kByName, but it also allows the case
// where one of them is a nullptr.
kDeprecated // The option is no longer used in rocksdb. The RocksDB
// OptionsParser will still accept this option if it
// happen to exists in some Options file. However, the
// parser will not include it in serialization and
// verification processes.
};
// A struct for storing constant option information such as option name,
// option type, and offset.
struct OptionTypeInfo {
int offset;
OptionType type;
OptionVerificationType verification;
bool is_mutable;
int mutable_offset;
};
// A helper function that converts "opt_address" to a std::string
// based on the specified OptionType.
bool SerializeSingleOptionHelper(const char* opt_address,
const OptionType opt_type, std::string* value);
// In addition to its public version defined in rocksdb/convenience.h,
// this further takes an optional output vector "unsupported_options_names",
// which stores the name of all the unsupported options specified in "opts_map".
Status GetDBOptionsFromMapInternal(
const DBOptions& base_options,
const std::unordered_map<std::string, std::string>& opts_map,
DBOptions* new_options, bool input_strings_escaped,
std::vector<std::string>* unsupported_options_names = nullptr);
// In addition to its public version defined in rocksdb/convenience.h,
// this further takes an optional output vector "unsupported_options_names",
// which stores the name of all the unsupported options specified in "opts_map".
Status GetColumnFamilyOptionsFromMapInternal(
const ColumnFamilyOptions& base_options,
const std::unordered_map<std::string, std::string>& opts_map,
ColumnFamilyOptions* new_options, bool input_strings_escaped,
std::vector<std::string>* unsupported_options_names = nullptr);
static std::unordered_map<std::string, OptionTypeInfo> db_options_type_info = {
/*
// not yet supported
Env* env;
std::shared_ptr<Cache> row_cache;
std::shared_ptr<DeleteScheduler> delete_scheduler;
std::shared_ptr<Logger> info_log;
std::shared_ptr<RateLimiter> rate_limiter;
std::shared_ptr<Statistics> statistics;
std::vector<DbPath> db_paths;
std::vector<std::shared_ptr<EventListener>> listeners;
*/
{"advise_random_on_open",
{offsetof(struct DBOptions, advise_random_on_open), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"allow_mmap_reads",
{offsetof(struct DBOptions, allow_mmap_reads), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"allow_fallocate",
{offsetof(struct DBOptions, allow_fallocate), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"allow_mmap_writes",
{offsetof(struct DBOptions, allow_mmap_writes), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"use_direct_reads",
{offsetof(struct DBOptions, use_direct_reads), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"use_direct_writes",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, false, 0}},
{"use_direct_io_for_flush_and_compaction",
{offsetof(struct DBOptions, use_direct_io_for_flush_and_compaction),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"allow_2pc",
{offsetof(struct DBOptions, allow_2pc), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"allow_os_buffer",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, true, 0}},
{"create_if_missing",
{offsetof(struct DBOptions, create_if_missing), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"create_missing_column_families",
{offsetof(struct DBOptions, create_missing_column_families),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"disableDataSync",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, false, 0}},
{"disable_data_sync", // for compatibility
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, false, 0}},
{"enable_thread_tracking",
{offsetof(struct DBOptions, enable_thread_tracking), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"error_if_exists",
{offsetof(struct DBOptions, error_if_exists), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"is_fd_close_on_exec",
{offsetof(struct DBOptions, is_fd_close_on_exec), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"paranoid_checks",
{offsetof(struct DBOptions, paranoid_checks), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"skip_log_error_on_recovery",
{offsetof(struct DBOptions, skip_log_error_on_recovery),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"skip_stats_update_on_db_open",
{offsetof(struct DBOptions, skip_stats_update_on_db_open),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"new_table_reader_for_compaction_inputs",
{offsetof(struct DBOptions, new_table_reader_for_compaction_inputs),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"compaction_readahead_size",
{offsetof(struct DBOptions, compaction_readahead_size), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"random_access_max_buffer_size",
{offsetof(struct DBOptions, random_access_max_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}},
{"writable_file_max_buffer_size",
{offsetof(struct DBOptions, writable_file_max_buffer_size),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}},
{"use_adaptive_mutex",
{offsetof(struct DBOptions, use_adaptive_mutex), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"use_fsync",
{offsetof(struct DBOptions, use_fsync), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"max_background_compactions",
{offsetof(struct DBOptions, max_background_compactions), OptionType::kInt,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, max_background_compactions)}},
{"base_background_compactions",
{offsetof(struct DBOptions, base_background_compactions), OptionType::kInt,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, base_background_compactions)}},
{"max_background_flushes",
{offsetof(struct DBOptions, max_background_flushes), OptionType::kInt,
OptionVerificationType::kNormal, false, 0}},
{"max_file_opening_threads",
{offsetof(struct DBOptions, max_file_opening_threads), OptionType::kInt,
OptionVerificationType::kNormal, false, 0}},
{"max_open_files",
{offsetof(struct DBOptions, max_open_files), OptionType::kInt,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, max_open_files)}},
{"table_cache_numshardbits",
{offsetof(struct DBOptions, table_cache_numshardbits), OptionType::kInt,
OptionVerificationType::kNormal, false, 0}},
{"db_write_buffer_size",
{offsetof(struct DBOptions, db_write_buffer_size), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"keep_log_file_num",
{offsetof(struct DBOptions, keep_log_file_num), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"recycle_log_file_num",
{offsetof(struct DBOptions, recycle_log_file_num), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"log_file_time_to_roll",
{offsetof(struct DBOptions, log_file_time_to_roll), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"manifest_preallocation_size",
{offsetof(struct DBOptions, manifest_preallocation_size),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}},
{"max_log_file_size",
{offsetof(struct DBOptions, max_log_file_size), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"db_log_dir",
{offsetof(struct DBOptions, db_log_dir), OptionType::kString,
OptionVerificationType::kNormal, false, 0}},
{"wal_dir",
{offsetof(struct DBOptions, wal_dir), OptionType::kString,
OptionVerificationType::kNormal, false, 0}},
{"max_subcompactions",
{offsetof(struct DBOptions, max_subcompactions), OptionType::kUInt32T,
OptionVerificationType::kNormal, false, 0}},
{"WAL_size_limit_MB",
{offsetof(struct DBOptions, WAL_size_limit_MB), OptionType::kUInt64T,
OptionVerificationType::kNormal, false, 0}},
{"WAL_ttl_seconds",
{offsetof(struct DBOptions, WAL_ttl_seconds), OptionType::kUInt64T,
OptionVerificationType::kNormal, false, 0}},
{"bytes_per_sync",
{offsetof(struct DBOptions, bytes_per_sync), OptionType::kUInt64T,
OptionVerificationType::kNormal, false, 0}},
{"delayed_write_rate",
{offsetof(struct DBOptions, delayed_write_rate), OptionType::kUInt64T,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, delayed_write_rate)}},
{"delete_obsolete_files_period_micros",
{offsetof(struct DBOptions, delete_obsolete_files_period_micros),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, delete_obsolete_files_period_micros)}},
{"max_manifest_file_size",
{offsetof(struct DBOptions, max_manifest_file_size), OptionType::kUInt64T,
OptionVerificationType::kNormal, false, 0}},
{"max_total_wal_size",
{offsetof(struct DBOptions, max_total_wal_size), OptionType::kUInt64T,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, max_total_wal_size)}},
{"wal_bytes_per_sync",
{offsetof(struct DBOptions, wal_bytes_per_sync), OptionType::kUInt64T,
OptionVerificationType::kNormal, false, 0}},
{"stats_dump_period_sec",
{offsetof(struct DBOptions, stats_dump_period_sec), OptionType::kUInt,
OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, stats_dump_period_sec)}},
{"fail_if_options_file_error",
{offsetof(struct DBOptions, fail_if_options_file_error),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"enable_pipelined_write",
{offsetof(struct DBOptions, enable_pipelined_write), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"allow_concurrent_memtable_write",
{offsetof(struct DBOptions, allow_concurrent_memtable_write),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"wal_recovery_mode",
{offsetof(struct DBOptions, wal_recovery_mode),
OptionType::kWALRecoveryMode, OptionVerificationType::kNormal, false, 0}},
{"enable_write_thread_adaptive_yield",
{offsetof(struct DBOptions, enable_write_thread_adaptive_yield),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"write_thread_slow_yield_usec",
{offsetof(struct DBOptions, write_thread_slow_yield_usec),
OptionType::kUInt64T, OptionVerificationType::kNormal, false, 0}},
{"write_thread_max_yield_usec",
{offsetof(struct DBOptions, write_thread_max_yield_usec),
OptionType::kUInt64T, OptionVerificationType::kNormal, false, 0}},
{"access_hint_on_compaction_start",
{offsetof(struct DBOptions, access_hint_on_compaction_start),
OptionType::kAccessHint, OptionVerificationType::kNormal, false, 0}},
{"info_log_level",
{offsetof(struct DBOptions, info_log_level), OptionType::kInfoLogLevel,
OptionVerificationType::kNormal, false, 0}},
{"dump_malloc_stats",
{offsetof(struct DBOptions, dump_malloc_stats), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"avoid_flush_during_recovery",
{offsetof(struct DBOptions, avoid_flush_during_recovery),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"avoid_flush_during_shutdown",
{offsetof(struct DBOptions, avoid_flush_during_shutdown),
OptionType::kBoolean, OptionVerificationType::kNormal, true,
offsetof(struct MutableDBOptions, avoid_flush_during_shutdown)}},
{"allow_ingest_behind",
{offsetof(struct DBOptions, allow_ingest_behind),
OptionType::kBoolean, OptionVerificationType::kNormal, false,
offsetof(struct ImmutableDBOptions, allow_ingest_behind)}}};
// offset_of is used to get the offset of a class data member
// ex: offset_of(&ColumnFamilyOptions::num_levels)
// This call will return the offset of num_levels in ColumnFamilyOptions class
//
// This is the same as offsetof() but allow us to work with non standard-layout
// classes and structures
// refs:
// http://en.cppreference.com/w/cpp/concept/StandardLayoutType
// https://gist.github.com/graphitemaster/494f21190bb2c63c5516
template <typename T1, typename T2>
inline int offset_of(T1 T2::*member) {
static T2 obj;
return int(size_t(&(obj.*member)) - size_t(&obj));
}
static std::unordered_map<std::string, OptionTypeInfo> cf_options_type_info = {
/* not yet supported
CompactionOptionsFIFO compaction_options_fifo;
CompactionOptionsUniversal compaction_options_universal;
CompressionOptions compression_opts;
TablePropertiesCollectorFactories table_properties_collector_factories;
typedef std::vector<std::shared_ptr<TablePropertiesCollectorFactory>>
TablePropertiesCollectorFactories;
UpdateStatus (*inplace_callback)(char* existing_value,
uint34_t* existing_value_size,
Slice delta_value,
std::string* merged_value);
*/
{"report_bg_io_stats",
{offset_of(&ColumnFamilyOptions::report_bg_io_stats), OptionType::kBoolean,
OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, report_bg_io_stats)}},
{"compaction_measure_io_stats",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, false, 0}},
{"disable_auto_compactions",
{offset_of(&ColumnFamilyOptions::disable_auto_compactions),
OptionType::kBoolean, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, disable_auto_compactions)}},
{"filter_deletes",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, true, 0}},
{"inplace_update_support",
{offset_of(&ColumnFamilyOptions::inplace_update_support),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"level_compaction_dynamic_level_bytes",
{offset_of(&ColumnFamilyOptions::level_compaction_dynamic_level_bytes),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"optimize_filters_for_hits",
{offset_of(&ColumnFamilyOptions::optimize_filters_for_hits),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"paranoid_file_checks",
{offset_of(&ColumnFamilyOptions::paranoid_file_checks),
OptionType::kBoolean, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, paranoid_file_checks)}},
{"force_consistency_checks",
{offset_of(&ColumnFamilyOptions::force_consistency_checks),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"purge_redundant_kvs_while_flush",
{offset_of(&ColumnFamilyOptions::purge_redundant_kvs_while_flush),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"verify_checksums_in_compaction",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, true, 0}},
{"soft_pending_compaction_bytes_limit",
{offset_of(&ColumnFamilyOptions::soft_pending_compaction_bytes_limit),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, soft_pending_compaction_bytes_limit)}},
{"hard_pending_compaction_bytes_limit",
{offset_of(&ColumnFamilyOptions::hard_pending_compaction_bytes_limit),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, hard_pending_compaction_bytes_limit)}},
{"hard_rate_limit",
{0, OptionType::kDouble, OptionVerificationType::kDeprecated, true, 0}},
{"soft_rate_limit",
{0, OptionType::kDouble, OptionVerificationType::kDeprecated, true, 0}},
{"max_compaction_bytes",
{offset_of(&ColumnFamilyOptions::max_compaction_bytes),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_compaction_bytes)}},
{"expanded_compaction_factor",
{0, OptionType::kInt, OptionVerificationType::kDeprecated, true, 0}},
{"level0_file_num_compaction_trigger",
{offset_of(&ColumnFamilyOptions::level0_file_num_compaction_trigger),
OptionType::kInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, level0_file_num_compaction_trigger)}},
{"level0_slowdown_writes_trigger",
{offset_of(&ColumnFamilyOptions::level0_slowdown_writes_trigger),
OptionType::kInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, level0_slowdown_writes_trigger)}},
{"level0_stop_writes_trigger",
{offset_of(&ColumnFamilyOptions::level0_stop_writes_trigger),
OptionType::kInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, level0_stop_writes_trigger)}},
{"max_grandparent_overlap_factor",
{0, OptionType::kInt, OptionVerificationType::kDeprecated, true, 0}},
{"max_mem_compaction_level",
{0, OptionType::kInt, OptionVerificationType::kDeprecated, false, 0}},
{"max_write_buffer_number",
{offset_of(&ColumnFamilyOptions::max_write_buffer_number),
OptionType::kInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_write_buffer_number)}},
{"max_write_buffer_number_to_maintain",
{offset_of(&ColumnFamilyOptions::max_write_buffer_number_to_maintain),
OptionType::kInt, OptionVerificationType::kNormal, false, 0}},
{"min_write_buffer_number_to_merge",
{offset_of(&ColumnFamilyOptions::min_write_buffer_number_to_merge),
OptionType::kInt, OptionVerificationType::kNormal, false, 0}},
{"num_levels",
{offset_of(&ColumnFamilyOptions::num_levels), OptionType::kInt,
OptionVerificationType::kNormal, false, 0}},
{"source_compaction_factor",
{0, OptionType::kInt, OptionVerificationType::kDeprecated, true, 0}},
{"target_file_size_multiplier",
{offset_of(&ColumnFamilyOptions::target_file_size_multiplier),
OptionType::kInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, target_file_size_multiplier)}},
{"arena_block_size",
{offset_of(&ColumnFamilyOptions::arena_block_size), OptionType::kSizeT,
OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, arena_block_size)}},
{"inplace_update_num_locks",
{offset_of(&ColumnFamilyOptions::inplace_update_num_locks),
OptionType::kSizeT, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, inplace_update_num_locks)}},
{"max_successive_merges",
{offset_of(&ColumnFamilyOptions::max_successive_merges),
OptionType::kSizeT, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_successive_merges)}},
{"memtable_huge_page_size",
{offset_of(&ColumnFamilyOptions::memtable_huge_page_size),
OptionType::kSizeT, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, memtable_huge_page_size)}},
{"memtable_prefix_bloom_huge_page_tlb_size",
{0, OptionType::kSizeT, OptionVerificationType::kDeprecated, true, 0}},
{"write_buffer_size",
{offset_of(&ColumnFamilyOptions::write_buffer_size), OptionType::kSizeT,
OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, write_buffer_size)}},
{"bloom_locality",
{offset_of(&ColumnFamilyOptions::bloom_locality), OptionType::kUInt32T,
OptionVerificationType::kNormal, false, 0}},
{"memtable_prefix_bloom_bits",
{0, OptionType::kUInt32T, OptionVerificationType::kDeprecated, true, 0}},
{"memtable_prefix_bloom_size_ratio",
{offset_of(&ColumnFamilyOptions::memtable_prefix_bloom_size_ratio),
OptionType::kDouble, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, memtable_prefix_bloom_size_ratio)}},
{"memtable_prefix_bloom_probes",
{0, OptionType::kUInt32T, OptionVerificationType::kDeprecated, true, 0}},
{"min_partial_merge_operands",
{0, OptionType::kUInt32T, OptionVerificationType::kDeprecated, true, 0}},
{"max_bytes_for_level_base",
{offset_of(&ColumnFamilyOptions::max_bytes_for_level_base),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_bytes_for_level_base)}},
{"max_bytes_for_level_multiplier",
{offset_of(&ColumnFamilyOptions::max_bytes_for_level_multiplier),
OptionType::kDouble, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_bytes_for_level_multiplier)}},
{"max_bytes_for_level_multiplier_additional",
{offset_of(
&ColumnFamilyOptions::max_bytes_for_level_multiplier_additional),
OptionType::kVectorInt, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions,
max_bytes_for_level_multiplier_additional)}},
{"max_sequential_skip_in_iterations",
{offset_of(&ColumnFamilyOptions::max_sequential_skip_in_iterations),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, max_sequential_skip_in_iterations)}},
{"target_file_size_base",
{offset_of(&ColumnFamilyOptions::target_file_size_base),
OptionType::kUInt64T, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, target_file_size_base)}},
{"rate_limit_delay_max_milliseconds",
{0, OptionType::kUInt, OptionVerificationType::kDeprecated, false, 0}},
{"compression",
{offset_of(&ColumnFamilyOptions::compression),
OptionType::kCompressionType, OptionVerificationType::kNormal, true,
offsetof(struct MutableCFOptions, compression)}},
{"compression_per_level",
{offset_of(&ColumnFamilyOptions::compression_per_level),
OptionType::kVectorCompressionType, OptionVerificationType::kNormal,
false, 0}},
{"bottommost_compression",
{offset_of(&ColumnFamilyOptions::bottommost_compression),
OptionType::kCompressionType, OptionVerificationType::kNormal, false, 0}},
{"comparator",
{offset_of(&ColumnFamilyOptions::comparator), OptionType::kComparator,
OptionVerificationType::kByName, false, 0}},
{"prefix_extractor",
{offset_of(&ColumnFamilyOptions::prefix_extractor),
OptionType::kSliceTransform, OptionVerificationType::kByNameAllowNull,
false, 0}},
{"memtable_insert_with_hint_prefix_extractor",
{offset_of(
&ColumnFamilyOptions::memtable_insert_with_hint_prefix_extractor),
OptionType::kSliceTransform, OptionVerificationType::kByNameAllowNull,
false, 0}},
{"memtable_factory",
{offset_of(&ColumnFamilyOptions::memtable_factory),
OptionType::kMemTableRepFactory, OptionVerificationType::kByName, false,
0}},
{"table_factory",
{offset_of(&ColumnFamilyOptions::table_factory), OptionType::kTableFactory,
OptionVerificationType::kByName, false, 0}},
{"compaction_filter",
{offset_of(&ColumnFamilyOptions::compaction_filter),
OptionType::kCompactionFilter, OptionVerificationType::kByName, false,
0}},
{"compaction_filter_factory",
{offset_of(&ColumnFamilyOptions::compaction_filter_factory),
OptionType::kCompactionFilterFactory, OptionVerificationType::kByName,
false, 0}},
{"merge_operator",
{offset_of(&ColumnFamilyOptions::merge_operator),
OptionType::kMergeOperator, OptionVerificationType::kByName, false, 0}},
{"compaction_style",
{offset_of(&ColumnFamilyOptions::compaction_style),
OptionType::kCompactionStyle, OptionVerificationType::kNormal, false, 0}},
{"compaction_pri",
{offset_of(&ColumnFamilyOptions::compaction_pri),
OptionType::kCompactionPri, OptionVerificationType::kNormal, false, 0}}};
static std::unordered_map<std::string, OptionTypeInfo>
block_based_table_type_info = {
/* currently not supported
std::shared_ptr<Cache> block_cache = nullptr;
std::shared_ptr<Cache> block_cache_compressed = nullptr;
*/
{"flush_block_policy_factory",
{offsetof(struct BlockBasedTableOptions, flush_block_policy_factory),
OptionType::kFlushBlockPolicyFactory, OptionVerificationType::kByName,
false, 0}},
{"cache_index_and_filter_blocks",
{offsetof(struct BlockBasedTableOptions,
cache_index_and_filter_blocks),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"cache_index_and_filter_blocks_with_high_priority",
{offsetof(struct BlockBasedTableOptions,
cache_index_and_filter_blocks_with_high_priority),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"pin_l0_filter_and_index_blocks_in_cache",
{offsetof(struct BlockBasedTableOptions,
pin_l0_filter_and_index_blocks_in_cache),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"index_type",
{offsetof(struct BlockBasedTableOptions, index_type),
OptionType::kBlockBasedTableIndexType,
OptionVerificationType::kNormal, false, 0}},
{"hash_index_allow_collision",
{offsetof(struct BlockBasedTableOptions, hash_index_allow_collision),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"checksum",
{offsetof(struct BlockBasedTableOptions, checksum),
OptionType::kChecksumType, OptionVerificationType::kNormal, false,
0}},
{"no_block_cache",
{offsetof(struct BlockBasedTableOptions, no_block_cache),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"block_size",
{offsetof(struct BlockBasedTableOptions, block_size),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}},
{"block_size_deviation",
{offsetof(struct BlockBasedTableOptions, block_size_deviation),
OptionType::kInt, OptionVerificationType::kNormal, false, 0}},
{"block_restart_interval",
{offsetof(struct BlockBasedTableOptions, block_restart_interval),
OptionType::kInt, OptionVerificationType::kNormal, false, 0}},
{"index_block_restart_interval",
{offsetof(struct BlockBasedTableOptions, index_block_restart_interval),
OptionType::kInt, OptionVerificationType::kNormal, false, 0}},
{"index_per_partition",
{0, OptionType::kUInt64T, OptionVerificationType::kDeprecated, false,
0}},
{"metadata_block_size",
{offsetof(struct BlockBasedTableOptions, metadata_block_size),
OptionType::kUInt64T, OptionVerificationType::kNormal, false, 0}},
{"partition_filters",
{offsetof(struct BlockBasedTableOptions, partition_filters),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"filter_policy",
{offsetof(struct BlockBasedTableOptions, filter_policy),
OptionType::kFilterPolicy, OptionVerificationType::kByName, false,
0}},
{"whole_key_filtering",
{offsetof(struct BlockBasedTableOptions, whole_key_filtering),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"skip_table_builder_flush",
{0, OptionType::kBoolean, OptionVerificationType::kDeprecated, false,
0}},
{"format_version",
{offsetof(struct BlockBasedTableOptions, format_version),
OptionType::kUInt32T, OptionVerificationType::kNormal, false, 0}},
{"verify_compression",
{offsetof(struct BlockBasedTableOptions, verify_compression),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}},
{"read_amp_bytes_per_bit",
{offsetof(struct BlockBasedTableOptions, read_amp_bytes_per_bit),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}}};
static std::unordered_map<std::string, OptionTypeInfo> plain_table_type_info = {
{"user_key_len",
{offsetof(struct PlainTableOptions, user_key_len), OptionType::kUInt32T,
OptionVerificationType::kNormal, false, 0}},
{"bloom_bits_per_key",
{offsetof(struct PlainTableOptions, bloom_bits_per_key), OptionType::kInt,
OptionVerificationType::kNormal, false, 0}},
{"hash_table_ratio",
{offsetof(struct PlainTableOptions, hash_table_ratio), OptionType::kDouble,
OptionVerificationType::kNormal, false, 0}},
{"index_sparseness",
{offsetof(struct PlainTableOptions, index_sparseness), OptionType::kSizeT,
OptionVerificationType::kNormal, false, 0}},
{"huge_page_tlb_size",
{offsetof(struct PlainTableOptions, huge_page_tlb_size),
OptionType::kSizeT, OptionVerificationType::kNormal, false, 0}},
{"encoding_type",
{offsetof(struct PlainTableOptions, encoding_type),
OptionType::kEncodingType, OptionVerificationType::kByName, false, 0}},
{"full_scan_mode",
{offsetof(struct PlainTableOptions, full_scan_mode), OptionType::kBoolean,
OptionVerificationType::kNormal, false, 0}},
{"store_index_in_file",
{offsetof(struct PlainTableOptions, store_index_in_file),
OptionType::kBoolean, OptionVerificationType::kNormal, false, 0}}};
static std::unordered_map<std::string, CompressionType>
compression_type_string_map = {
{"kNoCompression", kNoCompression},
{"kSnappyCompression", kSnappyCompression},
{"kZlibCompression", kZlibCompression},
{"kBZip2Compression", kBZip2Compression},
{"kLZ4Compression", kLZ4Compression},
{"kLZ4HCCompression", kLZ4HCCompression},
{"kXpressCompression", kXpressCompression},
{"kZSTD", kZSTD},
{"kZSTDNotFinalCompression", kZSTDNotFinalCompression},
{"kDisableCompressionOption", kDisableCompressionOption}};
static std::unordered_map<std::string, BlockBasedTableOptions::IndexType>
block_base_table_index_type_string_map = {
{"kBinarySearch", BlockBasedTableOptions::IndexType::kBinarySearch},
{"kHashSearch", BlockBasedTableOptions::IndexType::kHashSearch},
{"kTwoLevelIndexSearch",
BlockBasedTableOptions::IndexType::kTwoLevelIndexSearch}};
static std::unordered_map<std::string, EncodingType> encoding_type_string_map =
{{"kPlain", kPlain}, {"kPrefix", kPrefix}};
static std::unordered_map<std::string, ChecksumType> checksum_type_string_map =
{{"kNoChecksum", kNoChecksum}, {"kCRC32c", kCRC32c}, {"kxxHash", kxxHash}};
static std::unordered_map<std::string, CompactionStyle>
compaction_style_string_map = {
{"kCompactionStyleLevel", kCompactionStyleLevel},
{"kCompactionStyleUniversal", kCompactionStyleUniversal},
{"kCompactionStyleFIFO", kCompactionStyleFIFO},
{"kCompactionStyleNone", kCompactionStyleNone}};
static std::unordered_map<std::string, CompactionPri>
compaction_pri_string_map = {
{"kByCompensatedSize", kByCompensatedSize},
{"kOldestLargestSeqFirst", kOldestLargestSeqFirst},
{"kOldestSmallestSeqFirst", kOldestSmallestSeqFirst},
{"kMinOverlappingRatio", kMinOverlappingRatio}};
static std::unordered_map<std::string,
WALRecoveryMode> wal_recovery_mode_string_map = {
{"kTolerateCorruptedTailRecords",
WALRecoveryMode::kTolerateCorruptedTailRecords},
{"kAbsoluteConsistency", WALRecoveryMode::kAbsoluteConsistency},
{"kPointInTimeRecovery", WALRecoveryMode::kPointInTimeRecovery},
{"kSkipAnyCorruptedRecords", WALRecoveryMode::kSkipAnyCorruptedRecords}};
static std::unordered_map<std::string, DBOptions::AccessHint>
access_hint_string_map = {{"NONE", DBOptions::AccessHint::NONE},
{"NORMAL", DBOptions::AccessHint::NORMAL},
{"SEQUENTIAL", DBOptions::AccessHint::SEQUENTIAL},
{"WILLNEED", DBOptions::AccessHint::WILLNEED}};
static std::unordered_map<std::string, InfoLogLevel> info_log_level_string_map =
{{"DEBUG_LEVEL", InfoLogLevel::DEBUG_LEVEL},
{"INFO_LEVEL", InfoLogLevel::INFO_LEVEL},
{"WARN_LEVEL", InfoLogLevel::WARN_LEVEL},
{"ERROR_LEVEL", InfoLogLevel::ERROR_LEVEL},
{"FATAL_LEVEL", InfoLogLevel::FATAL_LEVEL},
{"HEADER_LEVEL", InfoLogLevel::HEADER_LEVEL}};
#endif // !ROCKSDB_LITE
} // namespace rocksdb