mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-05 05:52:05 +00:00
66 lines
2.4 KiB
SQL
66 lines
2.4 KiB
SQL
SET log_queries=1;
|
|
SET log_profile_events=true;
|
|
|
|
SELECT 'SLEEP #1 TEST', sleep(0.001) FORMAT Null;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #1 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%SELECT ''SLEEP #1 TEST''%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
SELECT 'SLEEP #2 TEST', sleep(0.001) FROM numbers(2) FORMAT Null;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #2 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%SELECT ''SLEEP #2 TEST''%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
SELECT 'SLEEP #3 TEST', sleepEachRow(0.001) FORMAT Null;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #3 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%SELECT ''SLEEP #3 TEST''%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
SELECT 'SLEEP #4 TEST', sleepEachRow(0.001) FROM numbers(2) FORMAT Null;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #4 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%SELECT ''SLEEP #4 TEST''%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
|
|
CREATE VIEW sleep_view AS SELECT sleepEachRow(0.001) FROM system.numbers;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #5 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%CREATE VIEW sleep_view AS%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
SELECT 'SLEEP #6 TEST', sleepEachRow(0.001) FROM sleep_view LIMIT 10 FORMAT Null;
|
|
SYSTEM FLUSH LOGS;
|
|
SELECT 'SLEEP #6 CHECK', ProfileEvents['SleepFunctionCalls'] as calls, ProfileEvents['SleepFunctionMicroseconds'] as microseconds
|
|
FROM system.query_log
|
|
WHERE query like '%SELECT ''SLEEP #6 TEST''%'
|
|
AND type > 1
|
|
AND current_database = currentDatabase()
|
|
AND event_date >= yesterday()
|
|
FORMAT JSONEachRow;
|
|
|
|
DROP TABLE sleep_view;
|