[FLINK-4493] Unify the snapshot output format for keyed-state backends

• Type: Improvement
• Status: Closed
• Priority: Not a Priority
• Resolution: Information Provided
• Component/s: Runtime / State Backends
• Assignee: Unassigned
• Reporter: Stefan Richter
• Created: 25/Aug/16 14:43
• Updated: 09/Dec/21 07:39
• Resolved: 09/Dec/21 07:39

Description

We could unify the output format for keyed-state backends implementations, e.g. based on RocksDB and Heap, to write a single, common output format.

For example, this would allow us to restore a state that was previously kept in RocksDB on a heap-located backend and vice versa.

Issue Links

• is fixed by: FLINK-20976 Unify binary format for Keyed State savepoints