[HIVE-6256] add batch dropping of partitions to Hive metastore (as well as to dropTable)

• Type: Improvement
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 0.13.0
• Component/s: Metastore
• Assignee: Sergey Shelukhin
• Reporter: Sergey Shelukhin
• Created: 22/Jan/14 01:39
• Updated: 15/Feb/14 00:03
• Resolved: 12/Feb/14 21:33

Description

Metastore drop partitions call drops one partition; when many are being dropped this can be slow. Partitions could be dropped in batch instead, if multiple are dropped via one command. Drop table can also use that.

Issue Links

• is blocked by: HIVE-6342 hive drop partitions should use standard expr filter instead of some custom class
• is related to: HIVE-6397 use direct SQL for drop queries (for actual deletes)