diff options
Diffstat (limited to 'scripts/mysql_system_tables.sql')
| -rw-r--r-- | scripts/mysql_system_tables.sql | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/mysql_system_tables.sql b/scripts/mysql_system_tables.sql index 81121a9a42e..b822a164614 100644 --- a/scripts/mysql_system_tables.sql +++ b/scripts/mysql_system_tables.sql @@ -1595,3 +1595,9 @@ CREATE TABLE IF NOT EXISTS proxies_priv (Host char(60) binary DEFAULT '' NOT NUL -- Remember for later if proxies_priv table already existed set @had_proxies_priv_table= @@warning_count != 0; + +CREATE TABLE IF NOT EXISTS 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=MyISAM CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Tables'; + +CREATE TABLE IF NOT EXISTS column_stats (db_name varchar(64) NOT NULL, table_name varchar(64) NOT NULL, column_name varchar(64) NOT NULL, min_value varchar(255) DEFAULT NULL, max_value varchar(255) DEFAULT NULL, nulls_ratio decimal(12,4) DEFAULT NULL, avg_length decimal(12,4) DEFAULT NULL, avg_frequency decimal(12,4) DEFAULT NULL, PRIMARY KEY (db_name,table_name,column_name) ) ENGINE=MyISAM CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Columns'; + +CREATE TABLE IF NOT EXISTS 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=MyISAM CHARACTER SET utf8 COLLATE utf8_bin comment='Statistics on Indexes'; |