ClickHouse/tests/queries/0_stateless/02174_cte_scalar_cache.sql
Raúl Marín beb99a344f Tests
2022-01-26 17:36:45 +01:00

49 lines
2.0 KiB
SQL

WITH
( SELECT sleep(0.0001) FROM system.one ) as a1,
( SELECT sleep(0.0001) FROM system.one ) as a2,
( SELECT sleep(0.0001) FROM system.one ) as a3,
( SELECT sleep(0.0001) FROM system.one ) as a4,
( SELECT sleep(0.0001) FROM system.one ) as a5
SELECT '02177_CTE_GLOBAL_ON', a5 FROM system.numbers LIMIT 100
FORMAT Null
SETTINGS enable_global_with_statement = 1;
WITH
( SELECT sleep(0.0001) FROM system.one ) as a1,
( SELECT sleep(0.0001) FROM system.one ) as a2,
( SELECT sleep(0.0001) FROM system.one ) as a3,
( SELECT sleep(0.0001) FROM system.one ) as a4,
( SELECT sleep(0.0001) FROM system.one ) as a5
SELECT '02177_CTE_GLOBAL_OFF', a5 FROM system.numbers LIMIT 100
FORMAT Null
SETTINGS enable_global_with_statement = 0;
SYSTEM FLUSH LOGS;
SELECT
'02177_CTE_GLOBAL_ON',
ProfileEvents['SleepFunctionCalls'] as sleep_calls,
ProfileEvents['SleepFunctionMicroseconds'] as sleep_microseconds,
ProfileEvents['ScalarSubqueriesGlobalCacheHit'] as scalar_cache_global_hit,
ProfileEvents['ScalarSubqueriesLocalCacheHit'] as scalar_cache_local_hit,
ProfileEvents['ScalarSubqueriesCacheMiss'] as scalar_cache_miss
FROM system.query_log
WHERE
current_database = currentDatabase()
AND type = 'QueryFinish'
AND query LIKE '%SELECT ''02177_CTE_GLOBAL_ON%'
AND event_date >= yesterday() AND event_time > now() - interval 10 minute;
SELECT
'02177_CTE_GLOBAL_OFF',
ProfileEvents['SleepFunctionCalls'] as sleep_calls,
ProfileEvents['SleepFunctionMicroseconds'] as sleep_microseconds,
ProfileEvents['ScalarSubqueriesGlobalCacheHit'] as scalar_cache_global_hit,
ProfileEvents['ScalarSubqueriesLocalCacheHit'] as scalar_cache_local_hit,
ProfileEvents['ScalarSubqueriesCacheMiss'] as scalar_cache_miss
FROM system.query_log
WHERE
current_database = currentDatabase()
AND type = 'QueryFinish'
AND query LIKE '%02177_CTE_GLOBAL_OFF%'
AND event_date >= yesterday() AND event_time > now() - interval 10 minute;