[FLINK-15233] Improve Kafka connector properties make append update-mode as default

• Type: Improvement
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 1.10.0
• Component/s: Connectors / Kafka
• Labels: pull-request-available
• Assignee: Jark Wu
• Reporter: Jark Wu
• Created: 13/Dec/19 05:19
• Updated: 16/Dec/19 11:37
• Resolved: 16/Dec/19 11:37

Description

Currently, update-mode is a required properties of Kafka. However, Kafka only support append update-mode. It is weird and un-user-friendly to make users set such a properties mandatory. We can make this properties as optional and append by default.

Issue Links

• is related to: FLINK-15229 DDL for kafka connector following documentation doesn't work
• links to: GitHub Pull Request #10584