Amazon OpenSearch Service now supports OpenSearch version 3.1
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Amazon OpenSearch Service has announced support for OpenSearch version 3.1, which introduces significant improvements for search and generative AI workloads:
- Incorporates Lucene 10 with optimized vector field indexing
- Provides faster indexing times and reduced index sizes
- Introduces Search Relevance Workbench for search quality optimization
- Enhances vector search capabilities with Z-score normalization
- Implements memory-optimized search using Faiss engine
- Improves range query performance for log analytics
- Reduces latency for high-cardinality aggregations
The new version is now available in all AWS Regions where Amazon OpenSearch Service is supported, offering enhanced performance and tools for vector-driven applications.
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