v.23.2Improvement

Show Replica Name in Postpone Reason Column During Merge

Show replica name that is executing a merge in the postpone_reason column. #45458 (Frank Chen).
Show the replica name executing a merge operation in the postpone_reason column.

Why it matters

This feature helps users identify which replica is currently performing a merge by displaying its name in the postpone_reason column. It enhances observability and debugging of replica merge activities in replicated tables.

How to use it

Users can view the replica name executing a merge by checking the postpone_reason column where this information is now included automatically during merge operations.