SET allow_experimental_analyzer = 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_ON', a1, a2, a3, a4, 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', a1, a2, a3, a4, a5 FROM system.numbers LIMIT 100 FORMAT Null SETTINGS enable_global_with_statement = 0; 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_NEW_ANALYZER', a1, a2, a3, a4, a5 FROM system.numbers LIMIT 100 FORMAT Null SETTINGS allow_experimental_analyzer = 1; 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; SELECT '02177_CTE_NEW_ANALYZER', 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_NEW_ANALYZER%' AND event_date >= yesterday() AND event_time > now() - interval 10 minute;