CrateDB Enables Hybrid Search Combining Geospatial, Full-Text, and Vector Queries

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CrateDB is a database platform that supports geospatial, full-text, and vector search simultaneously within a single system, eliminating the need for multiple separate databases. The platform uses BM25-based full-text indexing, GEO_SHAPE columns, and float vector embeddings to handle complex hybrid queries in one place. A practical demonstration uses a German Regions dataset, showing how users can query which federal state a city belongs to while also searching text descriptions for keywords like 'castles'. Running all search types on one database reduces infrastructure complexity and avoids data-sync issues that arise when querying multiple systems. The example is based on CrateDB's IoT Analytics scenario and forms part one of a two-part technical walkthrough.

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