mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-18 20:32:43 +00:00
3 lines
106 B
MySQL
3 lines
106 B
MySQL
|
-- at least this query should be present
|
||
|
SELECT count() > 0 FROM system.stack_trace WHERE query_id != '';
|