The below matrix shows the compatibility of the opensearch-java-client with versions of OpenSearch.
| Client Version | OpenSearch Version |
|---|---|
| 1.0.0 | 1.0.0-1.3.9 |
| 2.0.0 | 1.3.9-2.0.1 |
| 2.1.0 | 1.3.9-2.3.0 |
| 2.2.0 | 1.3.9-2.5.0 |
| 2.3.0 | 1.3.9-2.7.0 |
| 2.4.0 | 1.3.9-2.7.0 |
| 2.5.0 | 1.3.9-2.7.0 |
| 2.6.0 | 1.3.9-2.7.0 |
Major versions of OpenSearch introduce breaking changes that require careful upgrades of the client. While opensearch-java-client 2.0.0 works against the latest OpenSearch 1.x, certain deprecated features removed in OpenSearch 2.0 have also been removed from the client. Please refer to the OpenSearch documentation for more information.