v.23.1Improvement

Unify Query Elapsed Time Measurements

Unify query elapsed time measurements. #43455 (Raúl Marín).
Unify query elapsed time measurements across ClickHouse to provide consistent and accurate timing information.

Why it matters

This feature addresses discrepancies in how query elapsed time is measured and reported in ClickHouse. By unifying these measurements, it ensures users get reliable and consistent timing data, which is crucial for monitoring, debugging, and performance analysis.

How to use it

The unification of query elapsed time measurements is applied internally within ClickHouse and requires no explicit action from users. Users will automatically benefit from consistent elapsed time metrics after upgrading to the version including this change.