[FLINK-14644] Improve the usability of connector properties

• Type: Improvement
• Status: Open
• Priority: Not a Priority
• Resolution: Unresolved
• Component/s: Table SQL / API
• Labels: auto-deprioritized-major auto-deprioritized-minor auto-unassigned
• Assignee: Unassigned
• Reporter: Jark Wu
• Created: 07/Nov/19 04:28
• Updated: 05/Feb/22 10:36

Description

This is an umbrella issue to collect problems of current connector properties, especially when using CREATE TABLE DDL WITH properties.

Design documentation: https://docs.google.com/document/d/14MlXFB45NUmUtesFMFZFjFhd4pqmYamxbfNwUPrfdL4/edit#

Issue Links

• relates to: FLINK-12557 Improve the DDL property keys to be more concise and readble

Sub-Tasks

• Data types defined in DDL will lose precision and nullability when converting to properties: Resolved
• Flatten all the connector properties keys to make it easy to configure in DDL: Resolved
• Improve schema derivation for CSV and JSON formats: Resolved
• Improve schema derivation for Avro format: Closed
• Improve the exception message when required property is not matched: Open