show tables; Tables_in_db column_stats columns_priv db event func general_log global_priv gtid_slave_pos help_category help_keyword help_relation help_topic index_stats innodb_index_stats innodb_table_stats plugin proc procs_priv proxies_priv roles_mapping servers slow_log table_stats tables_priv time_zone time_zone_leap_second time_zone_name time_zone_transition time_zone_transition_type transaction_registry user show create table db; Table Create Table db CREATE TABLE `db` ( `Host` char(255) NOT NULL DEFAULT '', `Db` char(64) NOT NULL DEFAULT '', `User` char(128) NOT NULL DEFAULT '', `Select_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Insert_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Update_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Delete_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Create_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Drop_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Grant_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `References_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Index_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Alter_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Create_tmp_table_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Lock_tables_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Create_view_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Show_view_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Create_routine_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Alter_routine_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Execute_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Event_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Trigger_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Delete_history_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', `Show_create_routine_priv` enum('N','Y') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT 'N', PRIMARY KEY (`Host`,`Db`,`User`), KEY `User` (`User`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Database privileges' show create table user; View Create View character_set_client collation_connection user CREATE ALGORITHM=UNDEFINED DEFINER=`mariadb.sys`@`localhost` SQL SECURITY DEFINER VIEW `user` AS select `global_priv`.`Host` AS `Host`,`global_priv`.`User` AS `User`,if(json_value(`global_priv`.`Priv`,'$.plugin') in ('mysql_native_password','mysql_old_password'),ifnull(json_value(`global_priv`.`Priv`,'$.authentication_string'),''),'') AS `Password`,if(json_value(`global_priv`.`Priv`,'$.access') & 1,'Y','N') AS `Select_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 2,'Y','N') AS `Insert_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 4,'Y','N') AS `Update_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 8,'Y','N') AS `Delete_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 16,'Y','N') AS `Create_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 32,'Y','N') AS `Drop_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 64,'Y','N') AS `Reload_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 128,'Y','N') AS `Shutdown_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 256,'Y','N') AS `Process_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 512,'Y','N') AS `File_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 1024,'Y','N') AS `Grant_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 2048,'Y','N') AS `References_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 4096,'Y','N') AS `Index_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 8192,'Y','N') AS `Alter_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 16384,'Y','N') AS `Show_db_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 32768,'Y','N') AS `Super_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 65536,'Y','N') AS `Create_tmp_table_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 131072,'Y','N') AS `Lock_tables_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 262144,'Y','N') AS `Execute_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 524288,'Y','N') AS `Repl_slave_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 1048576,'Y','N') AS `Repl_client_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 2097152,'Y','N') AS `Create_view_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 4194304,'Y','N') AS `Show_view_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 8388608,'Y','N') AS `Create_routine_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 16777216,'Y','N') AS `Alter_routine_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 33554432,'Y','N') AS `Create_user_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 67108864,'Y','N') AS `Event_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 134217728,'Y','N') AS `Trigger_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 268435456,'Y','N') AS `Create_tablespace_priv`,if(json_value(`global_priv`.`Priv`,'$.access') & 536870912,'Y','N') AS `Delete_history_priv`,elt(ifnull(json_value(`global_priv`.`Priv`,'$.ssl_type'),0) + 1,'','ANY','X509','SPECIFIED') AS `ssl_type`,ifnull(json_value(`global_priv`.`Priv`,'$.ssl_cipher'),'') AS `ssl_cipher`,ifnull(json_value(`global_priv`.`Priv`,'$.x509_issuer'),'') AS `x509_issuer`,ifnull(json_value(`global_priv`.`Priv`,'$.x509_subject'),'') AS `x509_subject`,cast(ifnull(json_value(`global_priv`.`Priv`,'$.max_questions'),0) as unsigned) AS `max_questions`,cast(ifnull(json_value(`global_priv`.`Priv`,'$.max_updates'),0) as unsigned) AS `max_updates`,cast(ifnull(json_value(`global_priv`.`Priv`,'$.max_connections'),0) as unsigned) AS `max_connections`,cast(ifnull(json_value(`global_priv`.`Priv`,'$.max_user_connections'),0) as signed) AS `max_user_connections`,ifnull(json_value(`global_priv`.`Priv`,'$.plugin'),'') AS `plugin`,ifnull(json_value(`global_priv`.`Priv`,'$.authentication_string'),'') AS `authentication_string`,if(ifnull(json_value(`global_priv`.`Priv`,'$.password_last_changed'),1) = 0,'Y','N') AS `password_expired`,elt(ifnull(json_value(`global_priv`.`Priv`,'$.is_role'),0) + 1,'N','Y') AS `is_role`,ifnull(json_value(`global_priv`.`Priv`,'$.default_role'),'') AS `default_role`,cast(ifnull(json_value(`global_priv`.`Priv`,'$.max_statement_time'),0.0) as decimal(12,6)) AS `max_statement_time` from `global_priv` latin1 latin1_swedish_ci show create table func; Table Create Table func CREATE TABLE `func` ( `name` char(64) NOT NULL DEFAULT '', `ret` tinyint(1) NOT NULL DEFAULT 0, `dl` char(128) NOT NULL DEFAULT '', `type` enum('function','aggregate') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL, PRIMARY KEY (`name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='User defined functions' show create table global_priv; Table Create Table global_priv CREATE TABLE `global_priv` ( `Host` char(255) NOT NULL DEFAULT '', `User` char(128) NOT NULL DEFAULT '', `Priv` longtext CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL DEFAULT '{}' CHECK (json_valid(`Priv`)), PRIMARY KEY (`Host`,`User`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Users and global privileges' show create table tables_priv; Table Create Table tables_priv CREATE TABLE `tables_priv` ( `Host` char(255) NOT NULL DEFAULT '', `Db` char(64) NOT NULL DEFAULT '', `User` char(128) NOT NULL DEFAULT '', `Table_name` char(64) NOT NULL DEFAULT '', `Grantor` varchar(384) NOT NULL DEFAULT '', `Timestamp` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(), `Table_priv` set('Select','Insert','Update','Delete','Create','Drop','Grant','References','Index','Alter','Create View','Show view','Trigger','Delete versioning rows') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT '', `Column_priv` set('Select','Insert','Update','References') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT '', PRIMARY KEY (`Host`,`Db`,`User`,`Table_name`), KEY `Grantor` (`Grantor`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Table privileges' show create table columns_priv; Table Create Table columns_priv CREATE TABLE `columns_priv` ( `Host` char(255) NOT NULL DEFAULT '', `Db` char(64) NOT NULL DEFAULT '', `User` char(128) NOT NULL DEFAULT '', `Table_name` char(64) NOT NULL DEFAULT '', `Column_name` char(64) NOT NULL DEFAULT '', `Timestamp` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(), `Column_priv` set('Select','Insert','Update','References') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT '', PRIMARY KEY (`Host`,`Db`,`User`,`Table_name`,`Column_name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Column privileges' show create table procs_priv; Table Create Table procs_priv CREATE TABLE `procs_priv` ( `Host` char(255) NOT NULL DEFAULT '', `Db` char(64) NOT NULL DEFAULT '', `User` char(128) NOT NULL DEFAULT '', `Routine_name` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT '', `Routine_type` enum('FUNCTION','PROCEDURE','PACKAGE','PACKAGE BODY') NOT NULL, `Grantor` varchar(384) NOT NULL DEFAULT '', `Proc_priv` set('Execute','Alter Routine','Grant','Show Create Routine') CHARACTER SET utf8mb3 COLLATE utf8mb3_general_ci NOT NULL DEFAULT '', `Timestamp` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(), PRIMARY KEY (`Host`,`Db`,`User`,`Routine_name`,`Routine_type`), KEY `Grantor` (`Grantor`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Procedure privileges' show create table servers; Table Create Table servers CREATE TABLE `servers` ( `Server_name` char(64) NOT NULL DEFAULT '', `Host` varchar(2048) NOT NULL DEFAULT '', `Db` char(64) NOT NULL DEFAULT '', `Username` char(128) NOT NULL DEFAULT '', `Password` char(64) NOT NULL DEFAULT '', `Port` int(4) NOT NULL DEFAULT 0, `Socket` char(64) NOT NULL DEFAULT '', `Wrapper` char(64) NOT NULL DEFAULT '', `Owner` varchar(512) NOT NULL DEFAULT '', PRIMARY KEY (`Server_name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='MySQL Foreign Servers table' show create table proc; Table Create Table proc CREATE TABLE `proc` ( `db` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL DEFAULT '', `name` char(64) NOT NULL DEFAULT '', `type` enum('FUNCTION','PROCEDURE','PACKAGE','PACKAGE BODY') NOT NULL, `specific_name` char(64) NOT NULL DEFAULT '', `language` enum('SQL') NOT NULL DEFAULT 'SQL', `sql_data_access` enum('CONTAINS_SQL','NO_SQL','READS_SQL_DATA','MODIFIES_SQL_DATA') NOT NULL DEFAULT 'CONTAINS_SQL', `is_deterministic` enum('YES','NO') NOT NULL DEFAULT 'NO', `security_type` enum('INVOKER','DEFINER') NOT NULL DEFAULT 'DEFINER', `param_list` blob NOT NULL, `returns` longblob NOT NULL, `body` longblob NOT NULL, `definer` varchar(384) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL DEFAULT '', `created` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(), `modified` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00', `sql_mode` set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH','EMPTY_STRING_IS_NULL','SIMULTANEOUS_ASSIGNMENT','TIME_ROUND_FRACTIONAL') NOT NULL DEFAULT '', `comment` text CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL, `character_set_client` char(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `collation_connection` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `db_collation` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `body_utf8` longblob DEFAULT NULL, `aggregate` enum('NONE','GROUP') NOT NULL DEFAULT 'NONE', PRIMARY KEY (`db`,`name`,`type`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Stored Procedures' show create table event; Table Create Table event CREATE TABLE `event` ( `db` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL DEFAULT '', `name` char(64) NOT NULL DEFAULT '', `body` longblob NOT NULL, `definer` varchar(384) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL DEFAULT '', `execute_at` datetime DEFAULT NULL, `interval_value` int(11) DEFAULT NULL, `interval_field` enum('YEAR','QUARTER','MONTH','DAY','HOUR','MINUTE','WEEK','SECOND','MICROSECOND','YEAR_MONTH','DAY_HOUR','DAY_MINUTE','DAY_SECOND','HOUR_MINUTE','HOUR_SECOND','MINUTE_SECOND','DAY_MICROSECOND','HOUR_MICROSECOND','MINUTE_MICROSECOND','SECOND_MICROSECOND') DEFAULT NULL, `created` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(), `modified` timestamp NOT NULL DEFAULT '0000-00-00 00:00:00', `last_executed` datetime DEFAULT NULL, `starts` datetime DEFAULT NULL, `ends` datetime DEFAULT NULL, `status` enum('ENABLED','DISABLED','SLAVESIDE_DISABLED') NOT NULL DEFAULT 'ENABLED', `on_completion` enum('DROP','PRESERVE') NOT NULL DEFAULT 'DROP', `sql_mode` set('REAL_AS_FLOAT','PIPES_AS_CONCAT','ANSI_QUOTES','IGNORE_SPACE','IGNORE_BAD_TABLE_OPTIONS','ONLY_FULL_GROUP_BY','NO_UNSIGNED_SUBTRACTION','NO_DIR_IN_CREATE','POSTGRESQL','ORACLE','MSSQL','DB2','MAXDB','NO_KEY_OPTIONS','NO_TABLE_OPTIONS','NO_FIELD_OPTIONS','MYSQL323','MYSQL40','ANSI','NO_AUTO_VALUE_ON_ZERO','NO_BACKSLASH_ESCAPES','STRICT_TRANS_TABLES','STRICT_ALL_TABLES','NO_ZERO_IN_DATE','NO_ZERO_DATE','INVALID_DATES','ERROR_FOR_DIVISION_BY_ZERO','TRADITIONAL','NO_AUTO_CREATE_USER','HIGH_NOT_PRECEDENCE','NO_ENGINE_SUBSTITUTION','PAD_CHAR_TO_FULL_LENGTH','EMPTY_STRING_IS_NULL','SIMULTANEOUS_ASSIGNMENT','TIME_ROUND_FRACTIONAL') NOT NULL DEFAULT '', `comment` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin NOT NULL DEFAULT '', `originator` int(10) unsigned NOT NULL, `time_zone` char(64) CHARACTER SET latin1 COLLATE latin1_swedish_ci NOT NULL DEFAULT 'SYSTEM', `character_set_client` char(32) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `collation_connection` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `db_collation` char(64) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL, `body_utf8` longblob DEFAULT NULL, PRIMARY KEY (`db`,`name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci PAGE_CHECKSUM=1 TRANSACTIONAL=1 COMMENT='Events' show create table general_log; Table Create Table general_log CREATE TABLE `general_log` ( `event_time` timestamp(6) NOT NULL DEFAULT current_timestamp(6) ON UPDATE current_timestamp(6), `user_host` mediumtext NOT NULL, `thread_id` bigint(21) unsigned NOT NULL, `server_id` int(10) unsigned NOT NULL, `command_type` varchar(64) NOT NULL, `argument` mediumtext NOT NULL ) ENGINE=CSV DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci COMMENT='General log' show create table slow_log; Table Create Table slow_log CREATE TABLE `slow_log` ( `start_time` timestamp(6) NOT NULL DEFAULT current_timestamp(6) ON UPDATE current_timestamp(6), `user_host` mediumtext NOT NULL, `query_time` time(6) NOT NULL, `lock_time` time(6) NOT NULL, `rows_sent` bigint(20) unsigned NOT NULL, `rows_examined` bigint(20) unsigned NOT NULL, `db` varchar(512) NOT NULL, `last_insert_id` int(11) NOT NULL, `insert_id` int(11) NOT NULL, `server_id` int(10) unsigned NOT NULL, `sql_text` mediumtext NOT NULL, `thread_id` bigint(21) unsigned NOT NULL, `rows_affected` bigint(20) unsigned NOT NULL ) ENGINE=CSV DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_general_ci COMMENT='Slow log' show create table table_stats; Table Create Table table_stats CREATE TABLE `table_stats` ( `db_name` varchar(64) NOT NULL, `table_name` varchar(64) NOT NULL, `cardinality` bigint(21) unsigned DEFAULT NULL, PRIMARY KEY (`db_name`,`table_name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Tables' show create table column_stats; Table Create Table column_stats CREATE TABLE `column_stats` ( `db_name` varchar(64) NOT NULL, `table_name` varchar(64) NOT NULL, `column_name` varchar(64) NOT NULL, `min_value` varbinary(255) DEFAULT NULL, `max_value` varbinary(255) DEFAULT NULL, `nulls_ratio` decimal(12,4) DEFAULT NULL, `avg_length` decimal(12,4) DEFAULT NULL, `avg_frequency` decimal(12,4) DEFAULT NULL, `hist_size` tinyint(3) unsigned DEFAULT NULL, `hist_type` enum('SINGLE_PREC_HB','DOUBLE_PREC_HB','JSON_HB') DEFAULT NULL, `histogram` longblob DEFAULT NULL, PRIMARY KEY (`db_name`,`table_name`,`column_name`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Columns' show create table index_stats; Table Create Table index_stats CREATE TABLE `index_stats` ( `db_name` varchar(64) NOT NULL, `table_name` varchar(64) NOT NULL, `index_name` varchar(64) NOT NULL, `prefix_arity` int(11) unsigned NOT NULL, `avg_frequency` decimal(12,4) DEFAULT NULL, PRIMARY KEY (`db_name`,`table_name`,`index_name`,`prefix_arity`) ) ENGINE=Aria DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_bin PAGE_CHECKSUM=1 TRANSACTIONAL=0 COMMENT='Statistics on Indexes' show tables; Tables_in_test