diff options
Diffstat (limited to 'storage/rocksdb/rdb_i_s.cc')
| -rw-r--r-- | storage/rocksdb/rdb_i_s.cc | 1997 |
1 files changed, 1997 insertions, 0 deletions
diff --git a/storage/rocksdb/rdb_i_s.cc b/storage/rocksdb/rdb_i_s.cc new file mode 100644 index 00000000..5350ec3b --- /dev/null +++ b/storage/rocksdb/rdb_i_s.cc @@ -0,0 +1,1997 @@ +/* + Copyright (c) 2012, Monty Program Ab + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; version 2 of the License. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */ + +#include <my_global.h> + +/* C++ standard header files */ +#include <algorithm> +#include <cctype> +#include <map> +#include <string> +#include <vector> + +/* MySQL header files */ +#include <sql_show.h> + +/* RocksDB header files */ +#include "rocksdb/compaction_filter.h" +#include "rocksdb/convenience.h" +#include "rocksdb/filter_policy.h" +#include "rocksdb/memtablerep.h" +#include "rocksdb/merge_operator.h" +#include "rocksdb/slice_transform.h" +#include "rocksdb/utilities/transaction_db.h" + +/* MyRocks header files */ +#include "./ha_rocksdb.h" +#include "./ha_rocksdb_proto.h" +#include "./rdb_cf_manager.h" +#include "./rdb_datadic.h" +#include "./rdb_utils.h" +#include "./rdb_mariadb_server_port.h" + +#include "./rdb_mariadb_port.h" + +namespace myrocks { + +/** + Define the INFORMATION_SCHEMA (I_S) structures needed by MyRocks storage + engine. +*/ + +#define ROCKSDB_FIELD_INFO(_name_, _len_, _type_, _flag_) \ + { _name_, _len_, _type_, 0, _flag_, nullptr, 0 } + +#define ROCKSDB_FIELD_INFO_END \ + ROCKSDB_FIELD_INFO(nullptr, 0, MYSQL_TYPE_NULL, 0) + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_CFSTATS dynamic table + */ +namespace RDB_CFSTATS_FIELD { +enum { CF_NAME = 0, STAT_TYPE, VALUE }; +} // namespace RDB_CFSTATS_FIELD + +using namespace Show; + +static ST_FIELD_INFO rdb_i_s_cfstats_fields_info[] = { + Column("CF_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("STAT_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("VALUE", SLonglong(), NOT_NULL), + CEnd() +}; + +static int rdb_i_s_cfstats_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + int ret = 0; + uint64_t val; + + const std::vector<std::pair<const std::string, std::string>> cf_properties = { + {rocksdb::DB::Properties::kNumImmutableMemTable, + "NUM_IMMUTABLE_MEM_TABLE"}, + {rocksdb::DB::Properties::kMemTableFlushPending, + "MEM_TABLE_FLUSH_PENDING"}, + {rocksdb::DB::Properties::kCompactionPending, "COMPACTION_PENDING"}, + {rocksdb::DB::Properties::kCurSizeActiveMemTable, + "CUR_SIZE_ACTIVE_MEM_TABLE"}, + {rocksdb::DB::Properties::kCurSizeAllMemTables, + "CUR_SIZE_ALL_MEM_TABLES"}, + {rocksdb::DB::Properties::kNumEntriesActiveMemTable, + "NUM_ENTRIES_ACTIVE_MEM_TABLE"}, + {rocksdb::DB::Properties::kNumEntriesImmMemTables, + "NUM_ENTRIES_IMM_MEM_TABLES"}, + {rocksdb::DB::Properties::kEstimateTableReadersMem, + "NON_BLOCK_CACHE_SST_MEM_USAGE"}, + {rocksdb::DB::Properties::kNumLiveVersions, "NUM_LIVE_VERSIONS"}}; + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (const auto &cf_name : cf_manager.get_cf_names()) { + DBUG_ASSERT(!cf_name.empty()); + rocksdb::ColumnFamilyHandle *cfh = cf_manager.get_cf(cf_name); + if (cfh == nullptr) { + continue; + } + + for (const auto &property : cf_properties) { + if (!rdb->GetIntProperty(cfh, property.first, &val)) { + continue; + } + + tables->table->field[RDB_CFSTATS_FIELD::CF_NAME]->store( + cf_name.c_str(), cf_name.size(), system_charset_info); + tables->table->field[RDB_CFSTATS_FIELD::STAT_TYPE]->store( + property.second.c_str(), property.second.size(), system_charset_info); + tables->table->field[RDB_CFSTATS_FIELD::VALUE]->store(val, true); + + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret) { + DBUG_RETURN(ret); + } + } + } + + DBUG_RETURN(0); +} + +static int rdb_i_s_cfstats_init(void *p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_cfstats_fields_info; + schema->fill_table = rdb_i_s_cfstats_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_DBSTATS dynamic table + */ +namespace RDB_DBSTATS_FIELD { +enum { STAT_TYPE = 0, VALUE }; +} // namespace RDB_DBSTATS_FIELD + +static ST_FIELD_INFO rdb_i_s_dbstats_fields_info[] = { + Column("STAT_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("VALUE", SLonglong(), NOT_NULL), + CEnd()}; + +static int rdb_i_s_dbstats_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + int ret = 0; + uint64_t val; + + const std::vector<std::pair<std::string, std::string>> db_properties = { + {rocksdb::DB::Properties::kBackgroundErrors, "DB_BACKGROUND_ERRORS"}, + {rocksdb::DB::Properties::kNumSnapshots, "DB_NUM_SNAPSHOTS"}, + {rocksdb::DB::Properties::kOldestSnapshotTime, + "DB_OLDEST_SNAPSHOT_TIME"}}; + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const rocksdb::BlockBasedTableOptions &table_options = + rdb_get_table_options(); + + for (const auto &property : db_properties) { + if (!rdb->GetIntProperty(property.first, &val)) { + continue; + } + + tables->table->field[RDB_DBSTATS_FIELD::STAT_TYPE]->store( + property.second.c_str(), property.second.size(), system_charset_info); + tables->table->field[RDB_DBSTATS_FIELD::VALUE]->store(val, true); + + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret) { + DBUG_RETURN(ret); + } + } + + /* + Currently, this can only show the usage of a block cache allocated + directly by the handlerton. If the column family config specifies a block + cache (i.e. the column family option has a parameter such as + block_based_table_factory={block_cache=1G}), then the block cache is + allocated within the rocksdb::GetColumnFamilyOptionsFromString(). + + There is no interface to retrieve this block cache, nor fetch the usage + information from the column family. + */ + val = (table_options.block_cache ? table_options.block_cache->GetUsage() : 0); + + tables->table->field[RDB_DBSTATS_FIELD::STAT_TYPE]->store( + STRING_WITH_LEN("DB_BLOCK_CACHE_USAGE"), system_charset_info); + tables->table->field[RDB_DBSTATS_FIELD::VALUE]->store(val, true); + + ret = + static_cast<int>(my_core::schema_table_store_record(thd, tables->table)); + + DBUG_RETURN(ret); +} + +static int rdb_i_s_dbstats_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_dbstats_fields_info; + schema->fill_table = rdb_i_s_dbstats_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_PERF_CONTEXT dynamic table + */ +namespace RDB_PERF_CONTEXT_FIELD { +enum { TABLE_SCHEMA = 0, TABLE_NAME, PARTITION_NAME, STAT_TYPE, VALUE }; +} // namespace RDB_PERF_CONTEXT_FIELD + +static ST_FIELD_INFO rdb_i_s_perf_context_fields_info[] = { + Column("TABLE_SCHEMA", Varchar(NAME_LEN + 1), NOT_NULL), + Column("TABLE_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("PARTITION_NAME", Varchar(NAME_LEN + 1), NULLABLE), + Column("STAT_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("VALUE", SLonglong(), NOT_NULL), + CEnd()}; + +static int rdb_i_s_perf_context_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + + int ret = 0; + Field **field = tables->table->field; + DBUG_ASSERT(field != nullptr); + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const std::vector<std::string> tablenames = rdb_get_open_table_names(); + + for (const auto &it : tablenames) { + std::string str, dbname, tablename, partname; + Rdb_perf_counters counters; + + int rc = rdb_normalize_tablename(it, &str); + + if (rc != HA_EXIT_SUCCESS) { + DBUG_RETURN(rc); + } + + if (rdb_split_normalized_tablename(str, &dbname, &tablename, &partname)) { + continue; + } + + if (rdb_get_table_perf_counters(it.c_str(), &counters)) { + continue; + } + + field[RDB_PERF_CONTEXT_FIELD::TABLE_SCHEMA]->store( + dbname.c_str(), dbname.size(), system_charset_info); + field[RDB_PERF_CONTEXT_FIELD::TABLE_NAME]->store( + tablename.c_str(), tablename.size(), system_charset_info); + + if (partname.size() == 0) { + field[RDB_PERF_CONTEXT_FIELD::PARTITION_NAME]->set_null(); + } else { + field[RDB_PERF_CONTEXT_FIELD::PARTITION_NAME]->set_notnull(); + field[RDB_PERF_CONTEXT_FIELD::PARTITION_NAME]->store( + partname.c_str(), partname.size(), system_charset_info); + } + + for (int i = 0; i < PC_MAX_IDX; i++) { + field[RDB_PERF_CONTEXT_FIELD::STAT_TYPE]->store( + rdb_pc_stat_types[i].c_str(), rdb_pc_stat_types[i].size(), + system_charset_info); + field[RDB_PERF_CONTEXT_FIELD::VALUE]->store(counters.m_value[i], true); + + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret) { + DBUG_RETURN(ret); + } + } + } + + DBUG_RETURN(0); +} + +static int rdb_i_s_perf_context_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_perf_context_fields_info; + schema->fill_table = rdb_i_s_perf_context_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_PERF_CONTEXT_GLOBAL dynamic table + */ +namespace RDB_PERF_CONTEXT_GLOBAL_FIELD { +enum { STAT_TYPE = 0, VALUE }; +} // namespace RDB_PERF_CONTEXT_GLOBAL_FIELD + +static ST_FIELD_INFO rdb_i_s_perf_context_global_fields_info[] = { + Column("STAT_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("VALUE", SLonglong(), NOT_NULL), + CEnd()}; + +static int rdb_i_s_perf_context_global_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + int ret = 0; + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + // Get a copy of the global perf counters. + Rdb_perf_counters global_counters; + rdb_get_global_perf_counters(&global_counters); + + for (int i = 0; i < PC_MAX_IDX; i++) { + tables->table->field[RDB_PERF_CONTEXT_GLOBAL_FIELD::STAT_TYPE]->store( + rdb_pc_stat_types[i].c_str(), rdb_pc_stat_types[i].size(), + system_charset_info); + tables->table->field[RDB_PERF_CONTEXT_GLOBAL_FIELD::VALUE]->store( + global_counters.m_value[i], true); + + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret) { + DBUG_RETURN(ret); + } + } + + DBUG_RETURN(0); +} + +static int rdb_i_s_perf_context_global_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_perf_context_global_fields_info; + schema->fill_table = rdb_i_s_perf_context_global_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_CFOPTIONS dynamic table + */ +namespace RDB_CFOPTIONS_FIELD { +enum { CF_NAME = 0, OPTION_TYPE, VALUE }; +} // namespace RDB_CFOPTIONS_FIELD + +static ST_FIELD_INFO rdb_i_s_cfoptions_fields_info[] = { + Column("CF_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("OPTION_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("VALUE", Varchar(NAME_LEN + 1), NOT_NULL), + CEnd()}; + +static int rdb_i_s_cfoptions_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + + int ret = 0; + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (const auto &cf_name : cf_manager.get_cf_names()) { + std::string val; + rocksdb::ColumnFamilyOptions opts; + + DBUG_ASSERT(!cf_name.empty()); + cf_manager.get_cf_options(cf_name, &opts); + + std::vector<std::pair<std::string, std::string>> cf_option_types = { + {"COMPARATOR", opts.comparator == nullptr + ? "NULL" + : std::string(opts.comparator->Name())}, + {"MERGE_OPERATOR", opts.merge_operator == nullptr + ? "NULL" + : std::string(opts.merge_operator->Name())}, + {"COMPACTION_FILTER", + opts.compaction_filter == nullptr + ? "NULL" + : std::string(opts.compaction_filter->Name())}, + {"COMPACTION_FILTER_FACTORY", + opts.compaction_filter_factory == nullptr + ? "NULL" + : std::string(opts.compaction_filter_factory->Name())}, + {"WRITE_BUFFER_SIZE", std::to_string(opts.write_buffer_size)}, + {"MAX_WRITE_BUFFER_NUMBER", + std::to_string(opts.max_write_buffer_number)}, + {"MIN_WRITE_BUFFER_NUMBER_TO_MERGE", + std::to_string(opts.min_write_buffer_number_to_merge)}, + {"NUM_LEVELS", std::to_string(opts.num_levels)}, + {"LEVEL0_FILE_NUM_COMPACTION_TRIGGER", + std::to_string(opts.level0_file_num_compaction_trigger)}, + {"LEVEL0_SLOWDOWN_WRITES_TRIGGER", + std::to_string(opts.level0_slowdown_writes_trigger)}, + {"LEVEL0_STOP_WRITES_TRIGGER", + std::to_string(opts.level0_stop_writes_trigger)}, + {"MAX_MEM_COMPACTION_LEVEL", + std::to_string(opts.max_mem_compaction_level)}, + {"TARGET_FILE_SIZE_BASE", std::to_string(opts.target_file_size_base)}, + {"TARGET_FILE_SIZE_MULTIPLIER", + std::to_string(opts.target_file_size_multiplier)}, + {"MAX_BYTES_FOR_LEVEL_BASE", + std::to_string(opts.max_bytes_for_level_base)}, + {"LEVEL_COMPACTION_DYNAMIC_LEVEL_BYTES", + opts.level_compaction_dynamic_level_bytes ? "ON" : "OFF"}, + {"MAX_BYTES_FOR_LEVEL_MULTIPLIER", + std::to_string(opts.max_bytes_for_level_multiplier)}, + {"SOFT_RATE_LIMIT", std::to_string(opts.soft_rate_limit)}, + {"HARD_RATE_LIMIT", std::to_string(opts.hard_rate_limit)}, + {"RATE_LIMIT_DELAY_MAX_MILLISECONDS", + std::to_string(opts.rate_limit_delay_max_milliseconds)}, + {"ARENA_BLOCK_SIZE", std::to_string(opts.arena_block_size)}, + {"DISABLE_AUTO_COMPACTIONS", + opts.disable_auto_compactions ? "ON" : "OFF"}, + {"PURGE_REDUNDANT_KVS_WHILE_FLUSH", + opts.purge_redundant_kvs_while_flush ? "ON" : "OFF"}, + {"MAX_SEQUENTIAL_SKIP_IN_ITERATIONS", + std::to_string(opts.max_sequential_skip_in_iterations)}, + {"MEMTABLE_FACTORY", opts.memtable_factory == nullptr + ? "NULL" + : opts.memtable_factory->Name()}, + {"INPLACE_UPDATE_SUPPORT", opts.inplace_update_support ? "ON" : "OFF"}, + {"INPLACE_UPDATE_NUM_LOCKS", + opts.inplace_update_num_locks ? "ON" : "OFF"}, + {"MEMTABLE_PREFIX_BLOOM_BITS_RATIO", + std::to_string(opts.memtable_prefix_bloom_size_ratio)}, + {"MEMTABLE_PREFIX_BLOOM_HUGE_PAGE_TLB_SIZE", + std::to_string(opts.memtable_huge_page_size)}, + {"BLOOM_LOCALITY", std::to_string(opts.bloom_locality)}, + {"MAX_SUCCESSIVE_MERGES", std::to_string(opts.max_successive_merges)}, + {"OPTIMIZE_FILTERS_FOR_HITS", + (opts.optimize_filters_for_hits ? "ON" : "OFF")}, + }; + + // get MAX_BYTES_FOR_LEVEL_MULTIPLIER_ADDITIONAL option value + val = opts.max_bytes_for_level_multiplier_additional.empty() ? "NULL" : ""; + + for (const auto &level : opts.max_bytes_for_level_multiplier_additional) { + val.append(std::to_string(level) + ":"); + } + + val.pop_back(); + cf_option_types.push_back( + {"MAX_BYTES_FOR_LEVEL_MULTIPLIER_ADDITIONAL", val}); + + // get COMPRESSION_TYPE option value + GetStringFromCompressionType(&val, opts.compression); + + if (val.empty()) { + val = "NULL"; + } + + cf_option_types.push_back({"COMPRESSION_TYPE", val}); + + // get COMPRESSION_PER_LEVEL option value + val = opts.compression_per_level.empty() ? "NULL" : ""; + + for (const auto &compression_type : opts.compression_per_level) { + std::string res; + + GetStringFromCompressionType(&res, compression_type); + + if (!res.empty()) { + val.append(res + ":"); + } + } + + val.pop_back(); + cf_option_types.push_back({"COMPRESSION_PER_LEVEL", val}); + + // get compression_opts value + val = std::to_string(opts.compression_opts.window_bits) + ":"; + val.append(std::to_string(opts.compression_opts.level) + ":"); + val.append(std::to_string(opts.compression_opts.strategy)); + + cf_option_types.push_back({"COMPRESSION_OPTS", val}); + + // bottommost_compression + if (opts.bottommost_compression) { + std::string res; + + GetStringFromCompressionType(&res, opts.bottommost_compression); + + if (!res.empty()) { + cf_option_types.push_back({"BOTTOMMOST_COMPRESSION", res}); + } + } + + // get PREFIX_EXTRACTOR option + cf_option_types.push_back( + {"PREFIX_EXTRACTOR", opts.prefix_extractor == nullptr + ? "NULL" + : std::string(opts.prefix_extractor->Name())}); + + // get COMPACTION_STYLE option + switch (opts.compaction_style) { + case rocksdb::kCompactionStyleLevel: + val = "kCompactionStyleLevel"; + break; + case rocksdb::kCompactionStyleUniversal: + val = "kCompactionStyleUniversal"; + break; + case rocksdb::kCompactionStyleFIFO: + val = "kCompactionStyleFIFO"; + break; + case rocksdb::kCompactionStyleNone: + val = "kCompactionStyleNone"; + break; + default: + val = "NULL"; + } + + cf_option_types.push_back({"COMPACTION_STYLE", val}); + + // get COMPACTION_OPTIONS_UNIVERSAL related options + const rocksdb::CompactionOptionsUniversal compac_opts = + opts.compaction_options_universal; + + val = "{SIZE_RATIO="; + + val.append(std::to_string(compac_opts.size_ratio)); + val.append("; MIN_MERGE_WIDTH="); + val.append(std::to_string(compac_opts.min_merge_width)); + val.append("; MAX_MERGE_WIDTH="); + val.append(std::to_string(compac_opts.max_merge_width)); + val.append("; MAX_SIZE_AMPLIFICATION_PERCENT="); + val.append(std::to_string(compac_opts.max_size_amplification_percent)); + val.append("; COMPRESSION_SIZE_PERCENT="); + val.append(std::to_string(compac_opts.compression_size_percent)); + val.append("; STOP_STYLE="); + + switch (compac_opts.stop_style) { + case rocksdb::kCompactionStopStyleSimilarSize: + val.append("kCompactionStopStyleSimilarSize}"); + break; + case rocksdb::kCompactionStopStyleTotalSize: + val.append("kCompactionStopStyleTotalSize}"); + break; + default: + val.append("}"); + } + + cf_option_types.push_back({"COMPACTION_OPTIONS_UNIVERSAL", val}); + + // get COMPACTION_OPTION_FIFO option + cf_option_types.push_back( + {"COMPACTION_OPTION_FIFO::MAX_TABLE_FILES_SIZE", + std::to_string(opts.compaction_options_fifo.max_table_files_size)}); + + // get table related options + std::vector<std::string> table_options = + split_into_vector(opts.table_factory->GetPrintableTableOptions(), '\n'); + + for (auto option : table_options) { + option.erase(std::remove(option.begin(), option.end(), ' '), + option.end()); + + int pos = option.find(":"); + std::string option_name = option.substr(0, pos); + std::string option_value = option.substr(pos + 1, option.length()); + std::transform(option_name.begin(), option_name.end(), + option_name.begin(), + [](unsigned char c) { return std::toupper(c); }); + + cf_option_types.push_back( + {"TABLE_FACTORY::" + option_name, option_value}); + } + + for (const auto &cf_option_type : cf_option_types) { + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + tables->table->field[RDB_CFOPTIONS_FIELD::CF_NAME]->store( + cf_name.c_str(), cf_name.size(), system_charset_info); + tables->table->field[RDB_CFOPTIONS_FIELD::OPTION_TYPE]->store( + cf_option_type.first.c_str(), cf_option_type.first.size(), + system_charset_info); + tables->table->field[RDB_CFOPTIONS_FIELD::VALUE]->store( + cf_option_type.second.c_str(), cf_option_type.second.size(), + system_charset_info); + + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret) { + DBUG_RETURN(ret); + } + } + } + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_GLOBAL_INFO dynamic table + */ +namespace RDB_GLOBAL_INFO_FIELD { +enum { TYPE = 0, NAME, VALUE }; +} + +static ST_FIELD_INFO rdb_i_s_global_info_fields_info[] = { + Column("TYPE", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("NAME", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("VALUE", Varchar(FN_REFLEN + 1), NOT_NULL), + CEnd()}; + +/* + * helper function for rdb_i_s_global_info_fill_table + * to insert (TYPE, KEY, VALUE) rows into + * information_schema.rocksdb_global_info + */ +static int rdb_global_info_fill_row(my_core::THD *const thd, + my_core::TABLE_LIST *const tables, + const char *const type, + const char *const name, + const char *const value) { + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(type != nullptr); + DBUG_ASSERT(name != nullptr); + DBUG_ASSERT(value != nullptr); + + Field **field = tables->table->field; + DBUG_ASSERT(field != nullptr); + + field[RDB_GLOBAL_INFO_FIELD::TYPE]->store(type, strlen(type), + system_charset_info); + field[RDB_GLOBAL_INFO_FIELD::NAME]->store(name, strlen(name), + system_charset_info); + field[RDB_GLOBAL_INFO_FIELD::VALUE]->store(value, strlen(value), + system_charset_info); + + return my_core::schema_table_store_record(thd, tables->table); +} + +static int rdb_i_s_global_info_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + + static const uint32_t INT_BUF_LEN = 21; + static const uint32_t CF_ID_INDEX_BUF_LEN = 60; + + int ret = 0; + + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + /* binlog info */ + Rdb_binlog_manager *const blm = rdb_get_binlog_manager(); + DBUG_ASSERT(blm != nullptr); + + char file_buf[FN_REFLEN + 1] = {0}; + my_off_t pos = 0; + char pos_buf[INT_BUF_LEN] = {0}; + char gtid_buf[GTID_BUF_LEN] = {0}; + + if (blm->read(file_buf, &pos, gtid_buf)) { + snprintf(pos_buf, INT_BUF_LEN, "%llu", (ulonglong)pos); + + ret |= rdb_global_info_fill_row(thd, tables, "BINLOG", "FILE", file_buf); + ret |= rdb_global_info_fill_row(thd, tables, "BINLOG", "POS", pos_buf); + ret |= rdb_global_info_fill_row(thd, tables, "BINLOG", "GTID", gtid_buf); + } + + /* max index info */ + const Rdb_dict_manager *const dict_manager = rdb_get_dict_manager(); + DBUG_ASSERT(dict_manager != nullptr); + + uint32_t max_index_id; + char max_index_id_buf[INT_BUF_LEN] = {0}; + + if (dict_manager->get_max_index_id(&max_index_id)) { + snprintf(max_index_id_buf, INT_BUF_LEN, "%u", max_index_id); + + ret |= rdb_global_info_fill_row(thd, tables, "MAX_INDEX_ID", "MAX_INDEX_ID", + max_index_id_buf); + } + + /* cf_id -> cf_flags */ + char cf_id_buf[INT_BUF_LEN] = {0}; + char cf_value_buf[FN_REFLEN + 1] = {0}; + const Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (const auto &cf_handle : cf_manager.get_all_cf()) { + DBUG_ASSERT(cf_handle != nullptr); + + uint flags; + + if (!dict_manager->get_cf_flags(cf_handle->GetID(), &flags)) { + // NO_LINT_DEBUG + sql_print_error( + "RocksDB: Failed to get column family flags " + "from CF with id = %u. MyRocks data dictionary may " + "be corrupted.", + cf_handle->GetID()); + abort(); + } + + snprintf(cf_id_buf, INT_BUF_LEN, "%u", cf_handle->GetID()); + snprintf(cf_value_buf, FN_REFLEN, "%s [%u]", cf_handle->GetName().c_str(), + flags); + + ret |= rdb_global_info_fill_row(thd, tables, "CF_FLAGS", cf_id_buf, + cf_value_buf); + + if (ret) { + break; + } + } + + /* DDL_DROP_INDEX_ONGOING */ + std::unordered_set<GL_INDEX_ID> gl_index_ids; + dict_manager->get_ongoing_index_operation( + &gl_index_ids, Rdb_key_def::DDL_DROP_INDEX_ONGOING); + char cf_id_index_buf[CF_ID_INDEX_BUF_LEN] = {0}; + + for (auto gl_index_id : gl_index_ids) { + snprintf(cf_id_index_buf, CF_ID_INDEX_BUF_LEN, "cf_id:%u,index_id:%u", + gl_index_id.cf_id, gl_index_id.index_id); + + ret |= rdb_global_info_fill_row(thd, tables, "DDL_DROP_INDEX_ONGOING", + cf_id_index_buf, ""); + + if (ret) { + break; + } + } + + DBUG_RETURN(ret); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_COMPACTION_STATS dynamic table + */ +static int rdb_i_s_compact_stats_fill_table( + my_core::THD *thd, my_core::TABLE_LIST *tables, + my_core::Item *cond MY_ATTRIBUTE((__unused__))) { + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + + DBUG_ENTER_FUNC(); + + int ret = 0; + rocksdb::DB *rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (auto cf_name : cf_manager.get_cf_names()) { + rocksdb::ColumnFamilyHandle *cfh = cf_manager.get_cf(cf_name); + + if (cfh == nullptr) { + continue; + } + + std::map<std::string, std::string> props; + bool bool_ret MY_ATTRIBUTE((__unused__)); + bool_ret = rdb->GetMapProperty(cfh, "rocksdb.cfstats", &props); + DBUG_ASSERT(bool_ret); + + const std::string prop_name_prefix = "compaction."; + for (auto const &prop_ent : props) { + std::string prop_name = prop_ent.first; + if (prop_name.find(prop_name_prefix) != 0) { + continue; + } + std::string value = prop_ent.second; + std::size_t del_pos = prop_name.find('.', prop_name_prefix.size()); + DBUG_ASSERT(del_pos != std::string::npos); + std::string level_str = prop_name.substr( + prop_name_prefix.size(), del_pos - prop_name_prefix.size()); + std::string type_str = prop_name.substr(del_pos + 1); + + Field **field = tables->table->field; + DBUG_ASSERT(field != nullptr); + + field[0]->store(cf_name.c_str(), cf_name.size(), system_charset_info); + field[1]->store(level_str.c_str(), level_str.size(), system_charset_info); + field[2]->store(type_str.c_str(), type_str.size(), system_charset_info); + field[3]->store(std::stod(value)); + + ret |= static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + DBUG_RETURN(ret); + } + } + } + + DBUG_RETURN(ret); +} + +static ST_FIELD_INFO rdb_i_s_compact_stats_fields_info[] = { + Column("CF_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("LEVEL", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("TYPE", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("VALUE", Double(MY_INT64_NUM_DECIMAL_DIGITS), NOT_NULL), + CEnd()}; + +namespace // anonymous namespace = not visible outside this source file +{ +struct Rdb_ddl_scanner : public Rdb_tables_scanner { + my_core::THD *m_thd; + my_core::TABLE *m_table; + + int add_table(Rdb_tbl_def *tdef) override; +}; +} // anonymous namespace + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_DDL dynamic table + */ +namespace RDB_DDL_FIELD { +enum { + TABLE_SCHEMA = 0, + TABLE_NAME, + PARTITION_NAME, + INDEX_NAME, + COLUMN_FAMILY, + INDEX_NUMBER, + INDEX_TYPE, + KV_FORMAT_VERSION, + TTL_DURATION, + INDEX_FLAGS, + CF, + AUTO_INCREMENT +}; +} // namespace RDB_DDL_FIELD + +static ST_FIELD_INFO rdb_i_s_ddl_fields_info[] = { + Column("TABLE_SCHEMA", Varchar(NAME_LEN + 1), NOT_NULL), + Column("TABLE_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("PARTITION_NAME", Varchar(NAME_LEN + 1), NULLABLE), + Column("INDEX_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("COLUMN_FAMILY", SLong(), NOT_NULL), + Column("INDEX_NUMBER", SLong(), NOT_NULL), + Column("INDEX_TYPE", SShort(6), NOT_NULL), + Column("KV_FORMAT_VERSION", SShort(6), NOT_NULL), + Column("TTL_DURATION", SLonglong(), NOT_NULL), + Column("INDEX_FLAGS", SLonglong(), NOT_NULL), + Column("CF", Varchar(NAME_LEN + 1), NOT_NULL), + Column("AUTO_INCREMENT", ULonglong(), NULLABLE), + CEnd()}; + +int Rdb_ddl_scanner::add_table(Rdb_tbl_def *tdef) { + DBUG_ASSERT(tdef != nullptr); + + int ret = 0; + + DBUG_ASSERT(m_table != nullptr); + Field **field = m_table->field; + DBUG_ASSERT(field != nullptr); + const Rdb_dict_manager *dict_manager = rdb_get_dict_manager(); + + const std::string &dbname = tdef->base_dbname(); + field[RDB_DDL_FIELD::TABLE_SCHEMA]->store(dbname.c_str(), dbname.size(), + system_charset_info); + + const std::string &tablename = tdef->base_tablename(); + field[RDB_DDL_FIELD::TABLE_NAME]->store(tablename.c_str(), tablename.size(), + system_charset_info); + + const std::string &partname = tdef->base_partition(); + if (partname.length() == 0) { + field[RDB_DDL_FIELD::PARTITION_NAME]->set_null(); + } else { + field[RDB_DDL_FIELD::PARTITION_NAME]->set_notnull(); + field[RDB_DDL_FIELD::PARTITION_NAME]->store( + partname.c_str(), partname.size(), system_charset_info); + } + + for (uint i = 0; i < tdef->m_key_count; i++) { + const Rdb_key_def &kd = *tdef->m_key_descr_arr[i]; + + field[RDB_DDL_FIELD::INDEX_NAME]->store(kd.m_name.c_str(), kd.m_name.size(), + system_charset_info); + + GL_INDEX_ID gl_index_id = kd.get_gl_index_id(); + field[RDB_DDL_FIELD::COLUMN_FAMILY]->store(gl_index_id.cf_id, true); + field[RDB_DDL_FIELD::INDEX_NUMBER]->store(gl_index_id.index_id, true); + field[RDB_DDL_FIELD::INDEX_TYPE]->store(kd.m_index_type, true); + field[RDB_DDL_FIELD::KV_FORMAT_VERSION]->store(kd.m_kv_format_version, + true); + field[RDB_DDL_FIELD::TTL_DURATION]->store(kd.m_ttl_duration, true); + field[RDB_DDL_FIELD::INDEX_FLAGS]->store(kd.m_index_flags_bitmap, true); + + std::string cf_name = kd.get_cf()->GetName(); + field[RDB_DDL_FIELD::CF]->store(cf_name.c_str(), cf_name.size(), + system_charset_info); + ulonglong auto_incr; + if (dict_manager->get_auto_incr_val(tdef->get_autoincr_gl_index_id(), + &auto_incr)) { + field[RDB_DDL_FIELD::AUTO_INCREMENT]->set_notnull(); + field[RDB_DDL_FIELD::AUTO_INCREMENT]->store(auto_incr, true); + } else { + field[RDB_DDL_FIELD::AUTO_INCREMENT]->set_null(); + } + + ret = my_core::schema_table_store_record(m_thd, m_table); + if (ret) return ret; + } + return HA_EXIT_SUCCESS; +} + +static int rdb_i_s_ddl_fill_table(my_core::THD *const thd, + my_core::TABLE_LIST *const tables, + my_core::Item *const cond) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + + int ret = 0; + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + Rdb_ddl_scanner ddl_arg; + + ddl_arg.m_thd = thd; + ddl_arg.m_table = tables->table; + + Rdb_ddl_manager *ddl_manager = rdb_get_ddl_manager(); + DBUG_ASSERT(ddl_manager != nullptr); + + ret = ddl_manager->scan_for_tables(&ddl_arg); + + DBUG_RETURN(ret); +} + +static int rdb_i_s_ddl_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + my_core::ST_SCHEMA_TABLE *schema; + + DBUG_ASSERT(p != nullptr); + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_ddl_fields_info; + schema->fill_table = rdb_i_s_ddl_fill_table; + + DBUG_RETURN(0); +} + +static int rdb_i_s_cfoptions_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_cfoptions_fields_info; + schema->fill_table = rdb_i_s_cfoptions_fill_table; + + DBUG_RETURN(0); +} + +static int rdb_i_s_global_info_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = reinterpret_cast<my_core::ST_SCHEMA_TABLE *>(p); + + schema->fields_info = rdb_i_s_global_info_fields_info; + schema->fill_table = rdb_i_s_global_info_fill_table; + + DBUG_RETURN(0); +} + +static int rdb_i_s_compact_stats_init(void *p) { + my_core::ST_SCHEMA_TABLE *schema; + + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + schema = reinterpret_cast<my_core::ST_SCHEMA_TABLE *>(p); + + schema->fields_info = rdb_i_s_compact_stats_fields_info; + schema->fill_table = rdb_i_s_compact_stats_fill_table; + + DBUG_RETURN(0); +} + +/* Given a path to a file return just the filename portion. */ +static std::string rdb_filename_without_path(const std::string &path) { + /* Find last slash in path */ + const size_t pos = path.rfind('/'); + + /* None found? Just return the original string */ + if (pos == std::string::npos) { + return std::string(path); + } + + /* Return everything after the slash (or backslash) */ + return path.substr(pos + 1); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_SST_PROPS dynamic table + */ +namespace RDB_SST_PROPS_FIELD { +enum { + SST_NAME = 0, + COLUMN_FAMILY, + DATA_BLOCKS, + ENTRIES, + RAW_KEY_SIZE, + RAW_VALUE_SIZE, + DATA_BLOCK_SIZE, + INDEX_BLOCK_SIZE, + INDEX_PARTITIONS, + TOP_LEVEL_INDEX_SIZE, + FILTER_BLOCK_SIZE, + COMPRESSION_ALGO, + CREATION_TIME, + FILE_CREATION_TIME, + OLDEST_KEY_TIME, + FILTER_POLICY, + COMPRESSION_OPTIONS, +}; +} // namespace RDB_SST_PROPS_FIELD + +static ST_FIELD_INFO rdb_i_s_sst_props_fields_info[] = { + Column("SST_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("COLUMN_FAMILY", SLong(), NOT_NULL), + Column("DATA_BLOCKS", SLonglong(), NOT_NULL), + Column("ENTRIES", SLonglong(), NOT_NULL), + Column("RAW_KEY_SIZE", SLonglong(), NOT_NULL), + Column("RAW_VALUE_SIZE", SLonglong(), NOT_NULL), + Column("DATA_BLOCK_SIZE", SLonglong(), NOT_NULL), + Column("INDEX_BLOCK_SIZE", SLonglong(), NOT_NULL), + Column("INDEX_PARTITIONS", SLong(), NOT_NULL), + Column("TOP_LEVEL_INDEX_SIZE", SLonglong(), NOT_NULL), + Column("FILTER_BLOCK_SIZE", SLonglong(), NOT_NULL), + Column("COMPRESSION_ALGO", Varchar(NAME_LEN + 1), NOT_NULL), + Column("CREATION_TIME", SLonglong(), NOT_NULL), + Column("FILE_CREATION_TIME", SLonglong(), NOT_NULL), + Column("OLDEST_KEY_TIME", SLonglong(), NOT_NULL), + Column("FILTER_POLICY", Varchar(NAME_LEN + 1), NOT_NULL), + Column("COMPRESSION_OPTIONS", Varchar(NAME_LEN + 1), NOT_NULL), + CEnd()}; + +static int rdb_i_s_sst_props_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + + int ret = 0; + Field **field = tables->table->field; + DBUG_ASSERT(field != nullptr); + + /* Iterate over all the column families */ + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (const auto &cf_handle : cf_manager.get_all_cf()) { + /* Grab the the properties of all the tables in the column family */ + rocksdb::TablePropertiesCollection table_props_collection; + const rocksdb::Status s = + rdb->GetPropertiesOfAllTables(cf_handle, &table_props_collection); + + if (!s.ok()) { + continue; + } + + /* Iterate over all the items in the collection, each of which contains a + * name and the actual properties */ + for (const auto &props : table_props_collection) { + /* Add the SST name into the output */ + const std::string sst_name = rdb_filename_without_path(props.first); + + field[RDB_SST_PROPS_FIELD::SST_NAME]->store( + sst_name.data(), sst_name.size(), system_charset_info); + + field[RDB_SST_PROPS_FIELD::COLUMN_FAMILY]->store( + props.second->column_family_id, true); + field[RDB_SST_PROPS_FIELD::DATA_BLOCKS]->store( + props.second->num_data_blocks, true); + field[RDB_SST_PROPS_FIELD::ENTRIES]->store(props.second->num_entries, + true); + field[RDB_SST_PROPS_FIELD::RAW_KEY_SIZE]->store( + props.second->raw_key_size, true); + field[RDB_SST_PROPS_FIELD::RAW_VALUE_SIZE]->store( + props.second->raw_value_size, true); + field[RDB_SST_PROPS_FIELD::DATA_BLOCK_SIZE]->store( + props.second->data_size, true); + field[RDB_SST_PROPS_FIELD::INDEX_BLOCK_SIZE]->store( + props.second->index_size, true); + field[RDB_SST_PROPS_FIELD::INDEX_PARTITIONS]->store( + props.second->index_partitions, true); + field[RDB_SST_PROPS_FIELD::TOP_LEVEL_INDEX_SIZE]->store( + props.second->top_level_index_size, true); + field[RDB_SST_PROPS_FIELD::FILTER_BLOCK_SIZE]->store( + props.second->filter_size, true); + if (props.second->compression_name.empty()) { + field[RDB_SST_PROPS_FIELD::COMPRESSION_ALGO]->set_null(); + } else { + field[RDB_SST_PROPS_FIELD::COMPRESSION_ALGO]->store( + props.second->compression_name.c_str(), + props.second->compression_name.size(), system_charset_info); + } + field[RDB_SST_PROPS_FIELD::CREATION_TIME]->store( + props.second->creation_time, true); + field[RDB_SST_PROPS_FIELD::FILE_CREATION_TIME]->store( + props.second->file_creation_time, true); + field[RDB_SST_PROPS_FIELD::OLDEST_KEY_TIME]->store( + props.second->oldest_key_time, true); + if (props.second->filter_policy_name.empty()) { + field[RDB_SST_PROPS_FIELD::FILTER_POLICY]->set_null(); + } else { + field[RDB_SST_PROPS_FIELD::FILTER_POLICY]->store( + props.second->filter_policy_name.c_str(), + props.second->filter_policy_name.size(), system_charset_info); + } + if (props.second->compression_options.empty()) { + field[RDB_SST_PROPS_FIELD::COMPRESSION_OPTIONS]->set_null(); + } else { + field[RDB_SST_PROPS_FIELD::COMPRESSION_OPTIONS]->store( + props.second->compression_options.c_str(), + props.second->compression_options.size(), system_charset_info); + } + + /* Tell MySQL about this row in the virtual table */ + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + DBUG_RETURN(ret); + } + } + } + + DBUG_RETURN(ret); +} + +/* Initialize the information_schema.rocksdb_sst_props virtual table */ +static int rdb_i_s_sst_props_init(void *const p) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_sst_props_fields_info; + schema->fill_table = rdb_i_s_sst_props_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_INDEX_FILE_MAP dynamic table + */ +namespace RDB_INDEX_FILE_MAP_FIELD { +enum { + COLUMN_FAMILY = 0, + INDEX_NUMBER, + SST_NAME, + NUM_ROWS, + DATA_SIZE, + ENTRY_DELETES, + ENTRY_SINGLEDELETES, + ENTRY_MERGES, + ENTRY_OTHERS, + DISTINCT_KEYS_PREFIX +}; +} // namespace RDB_INDEX_FILE_MAP_FIELD + +static ST_FIELD_INFO rdb_i_s_index_file_map_fields_info[] = { + /* The information_schema.rocksdb_index_file_map virtual table has four + * fields: + * COLUMN_FAMILY => the index's column family contained in the SST file + * INDEX_NUMBER => the index id contained in the SST file + * SST_NAME => the name of the SST file containing some indexes + * NUM_ROWS => the number of entries of this index id in this SST file + * DATA_SIZE => the data size stored in this SST file for this index id */ + Column("COLUMN_FAMILY", SLong(), NOT_NULL), + Column("INDEX_NUMBER", SLong(), NOT_NULL), + Column("SST_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("NUM_ROWS", SLonglong(), NOT_NULL), + Column("DATA_SIZE", SLonglong(), NOT_NULL), + Column("ENTRY_DELETES", SLonglong(), NOT_NULL), + Column("ENTRY_SINGLEDELETES", SLonglong(), NOT_NULL), + Column("ENTRY_MERGES", SLonglong(), NOT_NULL), + Column("ENTRY_OTHERS", SLonglong(), NOT_NULL), + Column("DISTINCT_KEYS_PREFIX",Varchar(MAX_REF_PARTS * 25), NOT_NULL), + CEnd()}; + +/* Fill the information_schema.rocksdb_index_file_map virtual table */ +static int rdb_i_s_index_file_map_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + + int ret = 0; + Field **field = tables->table->field; + DBUG_ASSERT(field != nullptr); + + /* Iterate over all the column families */ + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const Rdb_cf_manager &cf_manager = rdb_get_cf_manager(); + + for (const auto &cf_handle : cf_manager.get_all_cf()) { + /* Grab the the properties of all the tables in the column family */ + rocksdb::TablePropertiesCollection table_props_collection; + const rocksdb::Status s = + rdb->GetPropertiesOfAllTables(cf_handle, &table_props_collection); + + if (!s.ok()) { + continue; + } + + /* Iterate over all the items in the collection, each of which contains a + * name and the actual properties */ + for (const auto &props : table_props_collection) { + /* Add the SST name into the output */ + const std::string sst_name = rdb_filename_without_path(props.first); + + field[RDB_INDEX_FILE_MAP_FIELD::SST_NAME]->store( + sst_name.data(), sst_name.size(), system_charset_info); + + /* Get the __indexstats__ data out of the table property */ + std::vector<Rdb_index_stats> stats; + Rdb_tbl_prop_coll::read_stats_from_tbl_props(props.second, &stats); + + if (stats.empty()) { + field[RDB_INDEX_FILE_MAP_FIELD::COLUMN_FAMILY]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::INDEX_NUMBER]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::NUM_ROWS]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::DATA_SIZE]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_DELETES]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_SINGLEDELETES]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_MERGES]->store(-1, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_OTHERS]->store(-1, true); + } else { + for (const auto &it : stats) { + /* Add the index number, the number of rows, and data size to the + * output */ + field[RDB_INDEX_FILE_MAP_FIELD::COLUMN_FAMILY]->store( + it.m_gl_index_id.cf_id, true); + field[RDB_INDEX_FILE_MAP_FIELD::INDEX_NUMBER]->store( + it.m_gl_index_id.index_id, true); + field[RDB_INDEX_FILE_MAP_FIELD::NUM_ROWS]->store(it.m_rows, true); + field[RDB_INDEX_FILE_MAP_FIELD::DATA_SIZE]->store(it.m_data_size, + true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_DELETES]->store( + it.m_entry_deletes, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_SINGLEDELETES]->store( + it.m_entry_single_deletes, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_MERGES]->store( + it.m_entry_merges, true); + field[RDB_INDEX_FILE_MAP_FIELD::ENTRY_OTHERS]->store( + it.m_entry_others, true); + + std::string distinct_keys_prefix; + + for (size_t i = 0; i < it.m_distinct_keys_per_prefix.size(); i++) { + if (i > 0) { + distinct_keys_prefix += ","; + } + + distinct_keys_prefix += + std::to_string(it.m_distinct_keys_per_prefix[i]); + } + + field[RDB_INDEX_FILE_MAP_FIELD::DISTINCT_KEYS_PREFIX]->store( + distinct_keys_prefix.data(), distinct_keys_prefix.size(), + system_charset_info); + + /* Tell MySQL about this row in the virtual table */ + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + break; + } + } + } + } + } + + DBUG_RETURN(ret); +} + +/* Initialize the information_schema.rocksdb_index_file_map virtual table */ +static int rdb_i_s_index_file_map_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_index_file_map_fields_info; + schema->fill_table = rdb_i_s_index_file_map_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_LOCKS dynamic table + */ +namespace RDB_LOCKS_FIELD { +enum { COLUMN_FAMILY_ID = 0, TRANSACTION_ID, KEY, MODE }; +} // namespace RDB_LOCKS_FIELD + +static ST_FIELD_INFO rdb_i_s_lock_info_fields_info[] = { + Column("COLUMN_FAMILY_ID", SLong(), NOT_NULL), + Column("TRANSACTION_ID", SLong(), NOT_NULL), + Column("KEY", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("MODE", Varchar(32), NOT_NULL), + CEnd()}; + +/* Fill the information_schema.rocksdb_locks virtual table */ +static int rdb_i_s_lock_info_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + int ret = 0; + + rocksdb::TransactionDB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + /* cf id -> rocksdb::KeyLockInfo */ + std::unordered_multimap<uint32_t, rocksdb::KeyLockInfo> lock_info = + rdb->GetLockStatusData(); + + for (const auto &lock : lock_info) { + const uint32_t cf_id = lock.first; + const auto &key_lock_info = lock.second; + const auto key_hexstr = rdb_hexdump(key_lock_info.key.c_str(), + key_lock_info.key.length(), FN_REFLEN); + + for (const auto &id : key_lock_info.ids) { + tables->table->field[RDB_LOCKS_FIELD::COLUMN_FAMILY_ID]->store(cf_id, + true); + tables->table->field[RDB_LOCKS_FIELD::TRANSACTION_ID]->store(id, true); + + tables->table->field[RDB_LOCKS_FIELD::KEY]->store( + key_hexstr.c_str(), key_hexstr.size(), system_charset_info); + tables->table->field[RDB_LOCKS_FIELD::MODE]->store( + key_lock_info.exclusive ? "X" : "S", 1, system_charset_info); + + /* Tell MySQL about this row in the virtual table */ + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + break; + } + } + } + + DBUG_RETURN(ret); +} + +/* Initialize the information_schema.rocksdb_lock_info virtual table */ +static int rdb_i_s_lock_info_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_lock_info_fields_info; + schema->fill_table = rdb_i_s_lock_info_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_TRX dynamic table + */ +namespace RDB_TRX_FIELD { +enum { + TRANSACTION_ID = 0, + STATE, + NAME, + WRITE_COUNT, + LOCK_COUNT, + TIMEOUT_SEC, + WAITING_KEY, + WAITING_COLUMN_FAMILY_ID, + IS_REPLICATION, + SKIP_TRX_API, + READ_ONLY, + HAS_DEADLOCK_DETECTION, + NUM_ONGOING_BULKLOAD, + THREAD_ID, + QUERY +}; +} // namespace RDB_TRX_FIELD + +static ST_FIELD_INFO rdb_i_s_trx_info_fields_info[] = { + Column("TRANSACTION_ID", SLonglong(), NOT_NULL), + Column("STATE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("WRITE_COUNT", SLonglong(), NOT_NULL), + Column("LOCK_COUNT", SLonglong(), NOT_NULL), + Column("TIMEOUT_SEC", SLong(), NOT_NULL), + Column("WAITING_KEY", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("WAITING_COLUMN_FAMILY_ID",SLong(), NOT_NULL), + Column("IS_REPLICATION", SLong(), NOT_NULL), + Column("SKIP_TRX_API", SLong(), NOT_NULL), + Column("READ_ONLY", SLong(), NOT_NULL), + Column("HAS_DEADLOCK_DETECTION", SLong(), NOT_NULL), + Column("NUM_ONGOING_BULKLOAD", SLong(), NOT_NULL), + Column("THREAD_ID", SLong(), NOT_NULL), + Column("QUERY", Varchar(NAME_LEN + 1), NOT_NULL), + CEnd()}; + +/* Fill the information_schema.rocksdb_trx virtual table */ +static int rdb_i_s_trx_info_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + int ret = 0; + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const std::vector<Rdb_trx_info> &all_trx_info = rdb_get_all_trx_info(); + + for (const auto &info : all_trx_info) { + auto name_hexstr = + rdb_hexdump(info.name.c_str(), info.name.length(), NAME_LEN); + auto key_hexstr = rdb_hexdump(info.waiting_key.c_str(), + info.waiting_key.length(), FN_REFLEN); + + tables->table->field[RDB_TRX_FIELD::TRANSACTION_ID]->store(info.trx_id, + true); + tables->table->field[RDB_TRX_FIELD::STATE]->store( + info.state.c_str(), info.state.length(), system_charset_info); + tables->table->field[RDB_TRX_FIELD::NAME]->store( + name_hexstr.c_str(), name_hexstr.length(), system_charset_info); + tables->table->field[RDB_TRX_FIELD::WRITE_COUNT]->store(info.write_count, + true); + tables->table->field[RDB_TRX_FIELD::LOCK_COUNT]->store(info.lock_count, + true); + tables->table->field[RDB_TRX_FIELD::TIMEOUT_SEC]->store(info.timeout_sec, + false); + tables->table->field[RDB_TRX_FIELD::WAITING_KEY]->store( + key_hexstr.c_str(), key_hexstr.length(), system_charset_info); + tables->table->field[RDB_TRX_FIELD::WAITING_COLUMN_FAMILY_ID]->store( + info.waiting_cf_id, true); + tables->table->field[RDB_TRX_FIELD::IS_REPLICATION]->store( + info.is_replication, false); + tables->table->field[RDB_TRX_FIELD::SKIP_TRX_API]->store(info.skip_trx_api, + false); + tables->table->field[RDB_TRX_FIELD::READ_ONLY]->store(info.read_only, + false); + tables->table->field[RDB_TRX_FIELD::HAS_DEADLOCK_DETECTION]->store( + info.deadlock_detect, false); + tables->table->field[RDB_TRX_FIELD::NUM_ONGOING_BULKLOAD]->store( + info.num_ongoing_bulk_load, false); + tables->table->field[RDB_TRX_FIELD::THREAD_ID]->store(info.thread_id, true); + tables->table->field[RDB_TRX_FIELD::QUERY]->store( + info.query_str.c_str(), info.query_str.length(), system_charset_info); + + /* Tell MySQL about this row in the virtual table */ + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + break; + } + } + + DBUG_RETURN(ret); +} + +/* Initialize the information_schema.rocksdb_trx_info virtual table */ +static int rdb_i_s_trx_info_init(void *const p) { + DBUG_ENTER_FUNC(); + + if (prevent_myrocks_loading) + DBUG_RETURN(1); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_trx_info_fields_info; + schema->fill_table = rdb_i_s_trx_info_fill_table; + + DBUG_RETURN(0); +} + +/* + Support for INFORMATION_SCHEMA.ROCKSDB_DEADLOCK dynamic table + */ +namespace RDB_DEADLOCK_FIELD { +enum { + DEADLOCK_ID = 0, + TIMESTAMP, + TRANSACTION_ID, + CF_NAME, + WAITING_KEY, + LOCK_TYPE, + INDEX_NAME, + TABLE_NAME, + ROLLED_BACK, +}; +} // namespace RDB_DEADLOCK_FIELD + +static ST_FIELD_INFO rdb_i_s_deadlock_info_fields_info[] = { + Column("DEADLOCK_ID", SLonglong(), NOT_NULL), + Column("TIMESTAMP", SLonglong(), NOT_NULL), + Column("TRANSACTION_ID", SLonglong(), NOT_NULL), + Column("CF_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("WAITING_KEY", Varchar(FN_REFLEN + 1), NOT_NULL), + Column("LOCK_TYPE", Varchar(NAME_LEN + 1), NOT_NULL), + Column("INDEX_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("TABLE_NAME", Varchar(NAME_LEN + 1), NOT_NULL), + Column("ROLLED_BACK", SLonglong(), NOT_NULL), + CEnd()}; + +/* Fill the information_schema.rocksdb_trx virtual table */ +static int rdb_i_s_deadlock_info_fill_table( + my_core::THD *const thd, my_core::TABLE_LIST *const tables, + my_core::Item *const cond MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(thd != nullptr); + DBUG_ASSERT(tables != nullptr); + DBUG_ASSERT(tables->table != nullptr); + DBUG_ASSERT(tables->table->field != nullptr); + + static const std::string str_exclusive("EXCLUSIVE"); + static const std::string str_shared("SHARED"); + + int ret = 0; + rocksdb::DB *const rdb = rdb_get_rocksdb_db(); + + if (!rdb) { + DBUG_RETURN(ret); + } + + const std::vector<Rdb_deadlock_info> &all_dl_info = rdb_get_deadlock_info(); + + ulonglong id = 0; + for (const auto &info : all_dl_info) { + auto deadlock_time = info.deadlock_time; + for (const auto &trx_info : info.path) { + tables->table->field[RDB_DEADLOCK_FIELD::DEADLOCK_ID]->store(id, true); + tables->table->field[RDB_DEADLOCK_FIELD::TIMESTAMP]->store(deadlock_time, + true); + tables->table->field[RDB_DEADLOCK_FIELD::TRANSACTION_ID]->store( + trx_info.trx_id, true); + tables->table->field[RDB_DEADLOCK_FIELD::CF_NAME]->store( + trx_info.cf_name.c_str(), trx_info.cf_name.length(), + system_charset_info); + tables->table->field[RDB_DEADLOCK_FIELD::WAITING_KEY]->store( + trx_info.waiting_key.c_str(), trx_info.waiting_key.length(), + system_charset_info); + if (trx_info.exclusive_lock) { + tables->table->field[RDB_DEADLOCK_FIELD::LOCK_TYPE]->store( + str_exclusive.c_str(), str_exclusive.length(), system_charset_info); + } else { + tables->table->field[RDB_DEADLOCK_FIELD::LOCK_TYPE]->store( + str_shared.c_str(), str_shared.length(), system_charset_info); + } + tables->table->field[RDB_DEADLOCK_FIELD::INDEX_NAME]->store( + trx_info.index_name.c_str(), trx_info.index_name.length(), + system_charset_info); + tables->table->field[RDB_DEADLOCK_FIELD::TABLE_NAME]->store( + trx_info.table_name.c_str(), trx_info.table_name.length(), + system_charset_info); + tables->table->field[RDB_DEADLOCK_FIELD::ROLLED_BACK]->store( + trx_info.trx_id == info.victim_trx_id, true); + + /* Tell MySQL about this row in the virtual table */ + ret = static_cast<int>( + my_core::schema_table_store_record(thd, tables->table)); + + if (ret != 0) { + break; + } + } + id++; + } + + DBUG_RETURN(ret); +} + +/* Initialize the information_schema.rocksdb_trx_info virtual table */ +static int rdb_i_s_deadlock_info_init(void *const p) { + DBUG_ENTER_FUNC(); + + DBUG_ASSERT(p != nullptr); + + my_core::ST_SCHEMA_TABLE *schema; + + schema = (my_core::ST_SCHEMA_TABLE *)p; + + schema->fields_info = rdb_i_s_deadlock_info_fields_info; + schema->fill_table = rdb_i_s_deadlock_info_fill_table; + + DBUG_RETURN(0); +} + +static int rdb_i_s_deinit(void *p MY_ATTRIBUTE((__unused__))) { + DBUG_ENTER_FUNC(); + DBUG_RETURN(0); +} + +static struct st_mysql_information_schema rdb_i_s_info = { + MYSQL_INFORMATION_SCHEMA_INTERFACE_VERSION}; + +struct st_maria_plugin rdb_i_s_cfstats = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_CFSTATS", + "Facebook", + "RocksDB column family stats", + PLUGIN_LICENSE_GPL, + rdb_i_s_cfstats_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_dbstats = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_DBSTATS", + "Facebook", + "RocksDB database stats", + PLUGIN_LICENSE_GPL, + rdb_i_s_dbstats_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_perf_context = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_PERF_CONTEXT", + "Facebook", + "RocksDB perf context stats", + PLUGIN_LICENSE_GPL, + rdb_i_s_perf_context_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_perf_context_global = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_PERF_CONTEXT_GLOBAL", + "Facebook", + "RocksDB perf context stats (all)", + PLUGIN_LICENSE_GPL, + rdb_i_s_perf_context_global_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_cfoptions = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_CF_OPTIONS", + "Facebook", + "RocksDB column family options", + PLUGIN_LICENSE_GPL, + rdb_i_s_cfoptions_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_global_info = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_GLOBAL_INFO", + "Facebook", + "RocksDB global info", + PLUGIN_LICENSE_GPL, + rdb_i_s_global_info_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_compact_stats = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_COMPACTION_STATS", + "Facebook", + "RocksDB compaction stats", + PLUGIN_LICENSE_GPL, + rdb_i_s_compact_stats_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_ddl = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_DDL", + "Facebook", + "RocksDB Data Dictionary", + PLUGIN_LICENSE_GPL, + rdb_i_s_ddl_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_sst_props = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_SST_PROPS", + "Facebook", + "RocksDB SST Properties", + PLUGIN_LICENSE_GPL, + rdb_i_s_sst_props_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_index_file_map = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_INDEX_FILE_MAP", + "Facebook", + "RocksDB index file map", + PLUGIN_LICENSE_GPL, + rdb_i_s_index_file_map_init, + rdb_i_s_deinit, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_lock_info = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_LOCKS", + "Facebook", + "RocksDB lock information", + PLUGIN_LICENSE_GPL, + rdb_i_s_lock_info_init, + nullptr, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_trx_info = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_TRX", + "Facebook", + "RocksDB transaction information", + PLUGIN_LICENSE_GPL, + rdb_i_s_trx_info_init, + nullptr, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; + +struct st_maria_plugin rdb_i_s_deadlock_info = { + MYSQL_INFORMATION_SCHEMA_PLUGIN, + &rdb_i_s_info, + "ROCKSDB_DEADLOCK", + "Facebook", + "RocksDB transaction information", + PLUGIN_LICENSE_GPL, + rdb_i_s_deadlock_info_init, + nullptr, + 0x0001, /* version number (0.1) */ + nullptr, /* status variables */ + nullptr, /* system variables */ + nullptr, /* config options */ + MYROCKS_MARIADB_PLUGIN_MATURITY_LEVEL +}; +} // namespace myrocks |