# index stats ON set @is_enable_default = @@global.ndb_index_stat_enable; let is_table_exists = `select count(*) <> 2 from information_schema.tables where table_name in ('ndb_index_stat_head', 'ndb_index_stat_sample') and table_schema='mysql'`; set @is_enable = 1; source ndb_index_stat_enable.inc; --source ndb_statistics.inc set @is_enable = @is_enable_default; source ndb_index_stat_enable.inc;