[HIVE-25204] Reduce overhead of adding notification log for update partition column statistics

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: Hive, HiveServer2
• Labels: perfomance pull-request-available
• Assignee: mahesh kumar behera
• Reporter: mahesh kumar behera
• Created: 07/Jun/21 03:44
• Updated: 16/Jun/21 04:22
• Resolved: 16/Jun/21 04:22

Description

The notification logs for partition column statistics can be optimised by adding them in batch. In the current implementation its done one by one causing multiple sql execution in the backend RDBMS. These SQL executions can be batched to reduce the execution time.

Issue Links

• links to: GitHub Pull Request #2365