select TABLE_SCHEMA, lower(TABLE_NAME), TABLE_CATALOG from information_schema.tables where TABLE_SCHEMA='performance_schema'; TABLE_SCHEMA lower(TABLE_NAME) TABLE_CATALOG performance_schema cond_instances def performance_schema events_waits_current def performance_schema events_waits_history def performance_schema events_waits_history_long def performance_schema events_waits_summary_by_instance def performance_schema events_waits_summary_by_thread_by_event_name def performance_schema events_waits_summary_global_by_event_name def performance_schema file_instances def performance_schema file_summary_by_event_name def performance_schema file_summary_by_instance def performance_schema mutex_instances def performance_schema performance_timers def performance_schema rwlock_instances def performance_schema setup_consumers def performance_schema setup_instruments def performance_schema setup_timers def performance_schema threads def select lower(TABLE_NAME), TABLE_TYPE, ENGINE from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) TABLE_TYPE ENGINE cond_instances BASE TABLE PERFORMANCE_SCHEMA events_waits_current BASE TABLE PERFORMANCE_SCHEMA events_waits_history BASE TABLE PERFORMANCE_SCHEMA events_waits_history_long BASE TABLE PERFORMANCE_SCHEMA events_waits_summary_by_instance BASE TABLE PERFORMANCE_SCHEMA events_waits_summary_by_thread_by_event_name BASE TABLE PERFORMANCE_SCHEMA events_waits_summary_global_by_event_name BASE TABLE PERFORMANCE_SCHEMA file_instances BASE TABLE PERFORMANCE_SCHEMA file_summary_by_event_name BASE TABLE PERFORMANCE_SCHEMA file_summary_by_instance BASE TABLE PERFORMANCE_SCHEMA mutex_instances BASE TABLE PERFORMANCE_SCHEMA performance_timers BASE TABLE PERFORMANCE_SCHEMA rwlock_instances BASE TABLE PERFORMANCE_SCHEMA setup_consumers BASE TABLE PERFORMANCE_SCHEMA setup_instruments BASE TABLE PERFORMANCE_SCHEMA setup_timers BASE TABLE PERFORMANCE_SCHEMA threads BASE TABLE PERFORMANCE_SCHEMA select lower(TABLE_NAME), VERSION, ROW_FORMAT from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) VERSION ROW_FORMAT cond_instances 10 Dynamic events_waits_current 10 Dynamic events_waits_history 10 Dynamic events_waits_history_long 10 Dynamic events_waits_summary_by_instance 10 Dynamic events_waits_summary_by_thread_by_event_name 10 Dynamic events_waits_summary_global_by_event_name 10 Dynamic file_instances 10 Dynamic file_summary_by_event_name 10 Dynamic file_summary_by_instance 10 Dynamic mutex_instances 10 Dynamic performance_timers 10 Fixed rwlock_instances 10 Dynamic setup_consumers 10 Dynamic setup_instruments 10 Dynamic setup_timers 10 Dynamic threads 10 Dynamic select lower(TABLE_NAME), TABLE_ROWS, AVG_ROW_LENGTH from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) TABLE_ROWS AVG_ROW_LENGTH cond_instances 1000 0 events_waits_current 1000 0 events_waits_history 1000 0 events_waits_history_long 10000 0 events_waits_summary_by_instance 1000 0 events_waits_summary_by_thread_by_event_name 1000 0 events_waits_summary_global_by_event_name 1000 0 file_instances 1000 0 file_summary_by_event_name 1000 0 file_summary_by_instance 1000 0 mutex_instances 1000 0 performance_timers 5 0 rwlock_instances 1000 0 setup_consumers 8 0 setup_instruments 1000 0 setup_timers 1 0 threads 1000 0 select lower(TABLE_NAME), DATA_LENGTH, MAX_DATA_LENGTH from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) DATA_LENGTH MAX_DATA_LENGTH cond_instances 0 0 events_waits_current 0 0 events_waits_history 0 0 events_waits_history_long 0 0 events_waits_summary_by_instance 0 0 events_waits_summary_by_thread_by_event_name 0 0 events_waits_summary_global_by_event_name 0 0 file_instances 0 0 file_summary_by_event_name 0 0 file_summary_by_instance 0 0 mutex_instances 0 0 performance_timers 0 0 rwlock_instances 0 0 setup_consumers 0 0 setup_instruments 0 0 setup_timers 0 0 threads 0 0 select lower(TABLE_NAME), INDEX_LENGTH, DATA_FREE, AUTO_INCREMENT from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) INDEX_LENGTH DATA_FREE AUTO_INCREMENT cond_instances 0 0 NULL events_waits_current 0 0 NULL events_waits_history 0 0 NULL events_waits_history_long 0 0 NULL events_waits_summary_by_instance 0 0 NULL events_waits_summary_by_thread_by_event_name 0 0 NULL events_waits_summary_global_by_event_name 0 0 NULL file_instances 0 0 NULL file_summary_by_event_name 0 0 NULL file_summary_by_instance 0 0 NULL mutex_instances 0 0 NULL performance_timers 0 0 NULL rwlock_instances 0 0 NULL setup_consumers 0 0 NULL setup_instruments 0 0 NULL setup_timers 0 0 NULL threads 0 0 NULL select lower(TABLE_NAME), CREATE_TIME, UPDATE_TIME, CHECK_TIME from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) CREATE_TIME UPDATE_TIME CHECK_TIME cond_instances NULL NULL NULL events_waits_current NULL NULL NULL events_waits_history NULL NULL NULL events_waits_history_long NULL NULL NULL events_waits_summary_by_instance NULL NULL NULL events_waits_summary_by_thread_by_event_name NULL NULL NULL events_waits_summary_global_by_event_name NULL NULL NULL file_instances NULL NULL NULL file_summary_by_event_name NULL NULL NULL file_summary_by_instance NULL NULL NULL mutex_instances NULL NULL NULL performance_timers NULL NULL NULL rwlock_instances NULL NULL NULL setup_consumers NULL NULL NULL setup_instruments NULL NULL NULL setup_timers NULL NULL NULL threads NULL NULL NULL select lower(TABLE_NAME), TABLE_COLLATION, CHECKSUM from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) TABLE_COLLATION CHECKSUM cond_instances utf8_general_ci NULL events_waits_current utf8_general_ci NULL events_waits_history utf8_general_ci NULL events_waits_history_long utf8_general_ci NULL events_waits_summary_by_instance utf8_general_ci NULL events_waits_summary_by_thread_by_event_name utf8_general_ci NULL events_waits_summary_global_by_event_name utf8_general_ci NULL file_instances utf8_general_ci NULL file_summary_by_event_name utf8_general_ci NULL file_summary_by_instance utf8_general_ci NULL mutex_instances utf8_general_ci NULL performance_timers utf8_general_ci NULL rwlock_instances utf8_general_ci NULL setup_consumers utf8_general_ci NULL setup_instruments utf8_general_ci NULL setup_timers utf8_general_ci NULL threads utf8_general_ci NULL select lower(TABLE_NAME), TABLE_COMMENT from information_schema.tables where TABLE_SCHEMA='performance_schema'; lower(TABLE_NAME) TABLE_COMMENT cond_instances events_waits_current events_waits_history events_waits_history_long events_waits_summary_by_instance events_waits_summary_by_thread_by_event_name events_waits_summary_global_by_event_name file_instances file_summary_by_event_name file_summary_by_instance mutex_instances performance_timers rwlock_instances setup_consumers setup_instruments setup_timers threads