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DuckDB 1.3 ドキュメント 全文検索
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- Full-Text Search – DuckDB 9414
- This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview
...xt index allows for a query to quickly search for all occurrences of individual words within longer text strings. Example: Shakespeare Corpus Here's an example of building a full-text index of Shakespeare's plays. CREATE TABLE corpus AS SELECT * FROM 'https...://blobs.duckdb.org/data/shakespeare.parquet' ; DESCRIBE corpus ; column_name column_type null key default extra line_id VARCHAR YES NULL NULL NULL play_name V...; The table is now ready to query using the Okapi BM25 ranking function. Rows with no match return a NULL score. What does Shakespeare say about butter? SELECT fts_main_corpus. match_bm25 ( line_id , 'butter' ) AS score , line_id , play_name , speaker , tex... - https://man.mtool.work/duckdb/1.3/guides/sql_features/full_text_search.html
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