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Elastic Docs ›Elasticsearch Node.js client [5.x] ›Breaking changes coming from the old client

Don’t panic!

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IMPORTANT: This documentation is no longer updated. Refer to Elastic's version policy and the latest documentation.

Don’t panic!

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Every breaking change was carefully weighed, and each is justified. Furthermore, the new codebase has been rewritten with modern JavaScript and has been carefully designed to be easy to maintain.

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