[HIVE-24125] Incorrect transaction snapshot invalidation with unnecessary writeset check for exclusive operations

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 4.0.0-alpha-1
• Assignee: Denys Kuzmenko
• Reporter: Denys Kuzmenko
• Created: 07/Sep/20 15:00
• Updated: 17/Nov/22 08:48
• Resolved: 09/Sep/20 10:11

Description

Fixes HIVE-23725 and addresses issue with concurrent exclusive writes (shouldn't fail on writeset check).

https://docs.google.com/document/d/1NVfk479_SxVIWPLXYmZkU8MYQE5nhcHbKMrf3bO_qwI

Issue Links

• is related to: HIVE-23725 ValidTxnManager snapshot outdating causing partial reads in merge insert
• links to: GitHub Pull Request #1474