Table of Contents

Status

Current state: ["Under Discussion"]

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Please keep the discussion on the mailing list rather than commenting on the wiki (wiki discussions get unwieldy fast).

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Motivation

Confluent Schema Registry provides a RESTful interface for developers to define standard schemas for their events, share them across the organization and safely evolve them in a way that is backward compatible and future proof. Schema Registry stores a versioned history of all schemas and allows the evolution of schemas according to the configured compatibility settings. It also provides a plugin to clients that handles schema storage and retrieval for messages that are sent in Avro format.

A Confluent Schema Registry Catalog make the Flink SQL table access extremely convenient, all need to config is a single schema registry URL, then all the Kafka topics registered in the schema registry service can be accessed in Flink SQL and table API. Here is a code snippet to illustrate how to access tables by registering such a catalog:

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