[HIVE-28372] No need to update partitions stats when renaming table

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.1.0
• Labels: pull-request-available
• Assignee: Butao Zhang
• Reporter: Butao Zhang
• Created: 15/Jul/24 05:53
• Updated: 20/Sep/24 03:33
• Resolved: 19/Jul/24 00:23

Description

After HIVE-27725, We no need to update partitions stats when renaming table, as table name & db name are not in partition stats.

This change can speed up partitioned table rename operation in case of many partition stats stored in HMS.

Issue Links

• depends upon: HIVE-27725 Remove redundant columns in TAB_COL_STATS and PART_COL_STATS
• fixes: HIVE-28011 Update the table info in PART_COL_STATS directly in case of table rename
• relates to: HIVE-27965 Table/partition rename takes a long time at PART_COL_STATS for wide tables
• links to: GitHub Pull Request #5329