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Diffstat (limited to 'storage/perfschema/table_ews_by_thread_by_event_name.cc')
-rw-r--r--storage/perfschema/table_ews_by_thread_by_event_name.cc14
1 files changed, 7 insertions, 7 deletions
diff --git a/storage/perfschema/table_ews_by_thread_by_event_name.cc b/storage/perfschema/table_ews_by_thread_by_event_name.cc
index 33f9765310b..58fdbbc2d10 100644
--- a/storage/perfschema/table_ews_by_thread_by_event_name.cc
+++ b/storage/perfschema/table_ews_by_thread_by_event_name.cc
@@ -49,13 +49,13 @@ table_ews_by_thread_by_event_name::m_share=
sizeof(pos_ews_by_thread_by_event_name),
&m_table_lock,
{ C_STRING_WITH_LEN("CREATE TABLE events_waits_summary_by_thread_by_event_name("
- "THREAD_ID BIGINT unsigned not null,"
- "EVENT_NAME VARCHAR(128) not null,"
- "COUNT_STAR BIGINT unsigned not null,"
- "SUM_TIMER_WAIT BIGINT unsigned not null,"
- "MIN_TIMER_WAIT BIGINT unsigned not null,"
- "AVG_TIMER_WAIT BIGINT unsigned not null,"
- "MAX_TIMER_WAIT BIGINT unsigned not null)") }
+ "THREAD_ID BIGINT unsigned not null comment 'Thread associated with the event. Together with EVENT_NAME uniquely identifies the row.',"
+ "EVENT_NAME VARCHAR(128) not null comment 'Event name. Used together with THREAD_ID for grouping events.',"
+ "COUNT_STAR BIGINT unsigned not null comment 'Number of summarized events',"
+ "SUM_TIMER_WAIT BIGINT unsigned not null comment 'Total wait time of the summarized events that are timed.',"
+ "MIN_TIMER_WAIT BIGINT unsigned not null comment 'Minimum wait time of the summarized events that are timed.',"
+ "AVG_TIMER_WAIT BIGINT unsigned not null comment 'Average wait time of the summarized events that are timed.',"
+ "MAX_TIMER_WAIT BIGINT unsigned not null comment 'Maximum wait time of the summarized events that are timed.')") }
};
PFS_engine_table*