[BEAM-13067] GroupIntoBatches should be considered a key-preserving operation by Dataflow

• Type: Improvement
• Status: Resolved
• Priority: P2
• Resolution: Fixed
• Affects Version/s: 2.33.0
• Fix Version/s: 2.35.0
• Component/s: runner-dataflow
• Assignee: Reuven Lax
• Reporter: Reuven Lax
• Created: 15/Oct/21 20:16
• Updated: 17/Nov/21 17:32
• Resolved: 17/Nov/21 17:31

Description

Dataflow today only marks GroupIntoBatches as key preserving if auto sharding is enabled. It should mark it as key preserving regardless.

Issue Links

• links to: GitHub Pull Request #15731