v.20.10Improvement
Add QueryMemoryLimitExceeded Event Counter
Add QueryMemoryLimitExceeded event counter. This closes #14589. #14647 (fastio).Why it matters
This feature enables users to monitor and identify queries that have been terminated due to exceeding memory limits, helping in diagnosing memory-related issues and optimizing resource usage.How to use it
TheQueryMemoryLimitExceeded event counter is automatically increased whenever a query exceeds its memory limit. Users can monitor this counter via system event logs or metrics to track memory limit violations.