1 files changed, 17 insertions, 17 deletions
diff --git a/storage/perfschema/table_ets_by_host_by_event_name.cc b/storage/perfschema/table_ets_by_host_by_event_name.cc
index f02936241a0..17cccf372b9 100644
--- a/storage/perfschema/table_ets_by_host_by_event_name.cc
+++ b/storage/perfschema/table_ets_by_host_by_event_name.cc
@@ -51,23 +51,23 @@ table_ets_by_host_by_event_name::m_share=
   sizeof(pos_ets_by_host_by_event_name),
   &m_table_lock,
   { C_STRING_WITH_LEN("CREATE TABLE events_transactions_summary_by_host_by_event_name("
-  "HOST CHAR(60) collate utf8_bin default 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,"
-  "COUNT_READ_WRITE BIGINT unsigned not null,"
-  "SUM_TIMER_READ_WRITE BIGINT unsigned not null,"
-  "MIN_TIMER_READ_WRITE BIGINT unsigned not null,"
-  "AVG_TIMER_READ_WRITE BIGINT unsigned not null,"
-  "MAX_TIMER_READ_WRITE BIGINT unsigned not null,"
-  "COUNT_READ_ONLY BIGINT unsigned not null,"
-  "SUM_TIMER_READ_ONLY BIGINT unsigned not null,"
-  "MIN_TIMER_READ_ONLY BIGINT unsigned not null,"
-  "AVG_TIMER_READ_ONLY BIGINT unsigned not null,"
-  "MAX_TIMER_READ_ONLY BIGINT unsigned not null)")},
+  "HOST CHAR(60) collate utf8_bin default null comment 'Host for which summary is generated.',"
+  "EVENT_NAME VARCHAR(128) not null comment 'Event name for which summary is generated.',"
+  "COUNT_STAR BIGINT unsigned not null comment 'The number of summarized events. This value includes all events, whether timed or nontimed.',"
+  "SUM_TIMER_WAIT BIGINT unsigned not null comment 'The total wait time of the summarized timed events. This value is calculated only for timed events because nontimed events have a wait time of NULL. The same is true for the other xxx_TIMER_WAIT values.',"
+  "MIN_TIMER_WAIT BIGINT unsigned not null comment 'The minimum wait time of the summarized timed events.',"
+  "AVG_TIMER_WAIT BIGINT unsigned not null comment 'The average wait time of the summarized timed events.',"
+  "MAX_TIMER_WAIT BIGINT unsigned not null comment 'The maximum wait time of the summarized timed events.',"
+  "COUNT_READ_WRITE BIGINT unsigned not null comment 'The total number of only READ/WRITE transaction events.',"
+  "SUM_TIMER_READ_WRITE BIGINT unsigned not null comment 'The total wait time of only READ/WRITE transaction events.',"
+  "MIN_TIMER_READ_WRITE BIGINT unsigned not null comment 'The minimum wait time of only READ/WRITE transaction events.',"
+  "AVG_TIMER_READ_WRITE BIGINT unsigned not null comment 'The average wait time of only READ/WRITE transaction events.',"
+  "MAX_TIMER_READ_WRITE BIGINT unsigned not null comment 'The maximum wait time of only READ/WRITE transaction events.',"
+  "COUNT_READ_ONLY BIGINT unsigned not null comment 'The total number of only READ ONLY transaction events.',"
+  "SUM_TIMER_READ_ONLY BIGINT unsigned not null comment 'The total wait time of only READ ONLY transaction events.',"
+  "MIN_TIMER_READ_ONLY BIGINT unsigned not null comment 'The minimum wait time of only READ ONLY transaction events.',"
+  "AVG_TIMER_READ_ONLY BIGINT unsigned not null comment 'The average wait time of only READ ONLY transaction events.',"
+  "MAX_TIMER_READ_ONLY BIGINT unsigned not null comment 'The maximum wait time of only READ ONLY transaction events.')")},
   false  /* perpetual */
 };