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Bug#55416 Renaming of performance_schema tables for 5.5

Removed table SETUP_OBJECTS.
      
Renamed table PROCESSLIST to THREADS.
      
Renamed table EVENTS_WAITS_SUMMARY_BY_EVENT_NAME
to EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME.
      
Adjusted Makefiles, code and tests accordingly.
This commit is contained in:
Marc Alff
2010-08-12 08:08:52 -06:00
parent ad264fa287
commit 26f1efd981
57 changed files with 598 additions and 1143 deletions

View File

@ -90,27 +90,27 @@ SUM(SUM_NUMBER_OF_BYTES_WRITE) AS sum_num_bytes_write
FROM performance_schema.FILE_SUMMARY_BY_INSTANCE
WHERE FILE_NAME LIKE CONCAT('%', @@tmpdir, '%') ORDER BY NULL;
SELECT EVENT_NAME, COUNT_STAR, AVG_TIMER_WAIT, SUM_TIMER_WAIT
FROM performance_schema.EVENTS_WAITS_SUMMARY_BY_EVENT_NAME
FROM performance_schema.EVENTS_WAITS_SUMMARY_GLOBAL_BY_EVENT_NAME
WHERE COUNT_STAR > 0
ORDER BY SUM_TIMER_WAIT DESC
LIMIT 10;
SELECT i.user, SUM(TIMER_WAIT) SUM_WAIT
# ((TIME_TO_SEC(TIMEDIFF(NOW(), i.startup_time)) * 1000) / SUM(TIMER_WAIT)) * 100 WAIT_PERCENTAGE
FROM performance_schema.EVENTS_WAITS_HISTORY_LONG h
INNER JOIN performance_schema.PROCESSLIST p USING (THREAD_ID)
INNER JOIN performance_schema.THREADS p USING (THREAD_ID)
LEFT JOIN information_schema.PROCESSLIST i USING (ID)
GROUP BY i.user
ORDER BY SUM_WAIT DESC
LIMIT 20;
SELECT h.EVENT_NAME, SUM(h.TIMER_WAIT) TOTAL_WAIT
FROM performance_schema.EVENTS_WAITS_HISTORY_LONG h
INNER JOIN performance_schema.PROCESSLIST p USING (THREAD_ID)
INNER JOIN performance_schema.THREADS p USING (THREAD_ID)
WHERE p.ID = 1
GROUP BY h.EVENT_NAME
HAVING TOTAL_WAIT > 0;
SELECT i.user, h.operation, SUM(NUMBER_OF_BYTES) bytes
FROM performance_schema.EVENTS_WAITS_HISTORY_LONG h
INNER JOIN performance_schema.PROCESSLIST p USING (THREAD_ID)
INNER JOIN performance_schema.THREADS p USING (THREAD_ID)
LEFT JOIN information_schema.PROCESSLIST i USING (ID)
GROUP BY i.user, h.operation
HAVING BYTES > 0