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DuckDB 1.3 ドキュメント 全文検索
Results of 1 - 2 of about 2 for stopwords (0.001 sec.)
- Full-Text Search Extension – DuckDB 11228
- This page is for DuckDB 1.3, which is outdated.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
...y the extension. PRAGMA create_fts_index create_fts_index ( input_table , input_id , * input_values , stemmer = 'porter' , stopwords = 'english' , ignore = '( \\ .|[^a-z])+' , strip_accents = 1 , lower = 1 , overwrite = 0 ) PRAGMA that creates a FTS index...' , 'serbian' , 'spanish' , 'swedish' , 'tamil' , 'turkish' , or 'none' if no stemming is to be used. Defaults to 'porter' stopwords VARCHAR Qualified name of table containing a single VARCHAR column containing the desired stopwords, or 'none' if no stopw...ords are to be used. Defaults to 'english' for a pre-defined list of 571 English stopwords ignore VARCHAR Regular expression of patterns to be ignored. Defaults to '(\\.|[^a-z])+' , ignoring all escaped and non-al... - https://man.mtool.work/duckdb/1.3/core_extensions/full_text_search.html
- Analyzing a Git Repository – DuckDB 7485
- This page is for DuckDB 1.3, which is outdated.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
...r () . regexp_replace ( '\W' , ' ' ) . trim ( ' ' ) . string_split_regex ( '\W' ) ) AS word FROM commits ; Then, we remove stopwords using a pre-defined list: CREATE TABLE stopwords AS SELECT unnest ([ 'a' , 'about' , 'above' , 'after' , 'again' , 'agains..., 'your' , 'yours' , 'yourself' , 'yourselves' ]) AS word ; CREATE OR REPLACE TABLE words AS FROM words NATURAL ANTI JOIN stopwords WHERE word != '' ; We use the NATURAL ANTI JOIN clause here, which allows us to elegantly filter out values that occur in...the stopwords table. Finally, we select the top-20 most common words. SELECT word , count ( * ) AS count FROM words GROUP BY ALL ORDER B... - https://man.mtool.work/duckdb/1.3/guides/snippets/analyze_git_repository.html
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