[FLINK-31433] Make SchemaChange serializable

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: table-store-0.4.0
• Fix Version/s: table-store-0.4.0
• Component/s: Table Store
• Labels: pull-request-available
• Assignee: Caizhi Weng
• Reporter: Caizhi Weng
• Created: 14/Mar/23 03:01
• Updated: 22/Mar/23 07:49
• Resolved: 22/Mar/23 07:49

Description

To avoid concurrent changes to table schema, CDC sinks for Flink Table Store should send all SchemaChange to a special process function. This process function only has 1 parallelism and it is dedicated for schema changes.

 

To pass SchemaChange through network, SchemaChange must be serializable.

Issue Links

• links to: GitHub Pull Request #671