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Deep dive into search concepts, and learn how to build powerful search features in Postgres.

Learn about full-text search capabilities, how they work, and when to use them in your applications.

Learn about hybrid search systems that combine lexical and semantic search for comprehensive results.

Learn about Reciprocal Rank Fusion (RRF), a technique for combining multiple search result rankings.

Learn about vector search, how it enables semantic similarity matching using high-dimensional embeddings.

Learn about BM25, the ranking algorithm that powers modern search engines.