OpenSearch, like Apache Solr, provides search capabilities but with lower total cost of ownership, better scalability, stability, improved ingestion connectors, enhanced reporting, and rich visualizations; this blog post guides migrating from Solr to OpenSearch, highlighting key differences in terminology, indexing approach, schema mapping, configuration, and querying.

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<p>This article provides a guide on migrating from Apache Solr to OpenSearch, an open-source distributed search engine.</p>
<p>Specifically, the article covers:</p>
<ul>
<li>Key differences between Solr and OpenSearch terminology and functionality</li>
<li>Migrating Solr collections to OpenSearch indices</li>
<li>Migrating Solr schema to OpenSearch mappings</li>
<li>Migrating Solr configuration (solrconfig.xml) to OpenSearch index settings</li>
<li>Tips for rewriting queries from Solr syntax to OpenSearch Query DSL</li>
<li>Conclusion highlighting OpenSearch's broad use cases and getting started resources</li>
</ul>
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Migrate from Apache Solr to OpenSearch

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