[IMPALA-10713] Use PARTITION-level locking for static partition INSERTs for ACID tables

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Impala 4.1.0
• Component/s: Frontend
• Labels: newbe ramp-up
• Epic Color: ghx-label-2
• Assignee: Zoltán Borók-Nagy
• Reporter: Zoltán Borók-Nagy
• Created: 21/May/21 17:18
• Updated: 27/Jul/21 10:09
• Resolved: 01/Jun/21 09:53

Description

Currently Impala always create TABLE-level locks for INSERTs for ACID tables:

https://github.com/apache/impala/blob/ced7b7d221cda30c65504e18082bb0af6c3cb595/fe/src/main/java/org/apache/impala/service/Frontend.java#L2153

For static partition INSERTs we could create PARTITION-level locks instead.