Phrase Match with Slop in Milvus 2.6: How to Improve Phrase-Level Full-Text Search Accuracy
Dec 29, 2025Alex Zhang
Summary
Introduces and explains the new Phrase Match feature in Milvus 2.6, which enables full-text search with positional indexing and a 'slop' parameter for flexible phrase matching. Details the technical implementation using Tantivy, the schema configuration required for VARCHAR fields (`enable_analyzer`, `enable_match`), and provides examples of how to use `PHRASE_MATCH` with varying `slop` values to filter search results before vector similarity ranking.
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