[IMPALA-8637] Implement transaction handling and locking for ACID queries

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: Impala 3.3.0
• Labels: impala-acid
• Epic Link: Support read/write Hive ACID tables
• Epic Color: ghx-label-2
• Assignee: Zoltán Borók-Nagy
• Reporter: Zoltán Borók-Nagy
• Created: 07/Jun/19 09:39
• Updated: 09/Aug/19 10:28
• Resolved: 09/Aug/19 10:28

Description

• Start a transaction before planning
• lock tables
• heartbeat during execution
• mark committed after execution finishes

Issue Links

• is required by: IMPALA-8823 Implement DROP TABLE for insert-only ACID tables