[FLINK-10567] Lost serialize fields when ttl state store with the mutable serializer

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.7.0
• Fix Version/s: 1.6.3, 1.7.0
• Component/s: Runtime / State Backends
• Labels: pull-request-available
• Assignee: WenJun Min
• Reporter: WenJun Min
• Created: 16/Oct/18 15:31
• Updated: 18/Oct/18 08:44
• Resolved: 18/Oct/18 08:44

Description

In TtlStateSerializer, when it is duplicate, it will lost the long field serializer which will lead to exception when createInstance, which can easily be reproduced by the test case

Issue Links

• links to: GitHub Pull Request #6860