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What is Cobar?

Cobar is a proxy for sharding databases and tables,compatible with MySQL protocal and MySQL SQL grama,underlying storage only support MySQL for support foreground business more simple,stable,efficient and safety。

  • Sharding You can add new MySQL instance as your business grows.

  • High availability Both Cobar server and underlying MySQL is clustered,business will not suffer with single node fail.

  • Compatible with MySQL protocol Use Cobar as MySQL. You can replace MySQL with Cobar to power your application.


Read the Roadmap.


Quick start

Read the Quick Start.



Contributions are welcomed and greatly appreciated. See for details on submitting patches and the contribution workflow.

Mailing list


Cobar is under the Apache 2.0 license. See the LICENSE file for details.

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