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DuckDB 2.0 ドキュメント 全文検索
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- Functions 9414
- Function Syntax Function Chaining via the Dot Operator DuckDB supports the dot syntax for function chaining. This allows the function call fn(arg1, arg2, arg3, ...) to be rewritten as arg1.fn(arg2, arg3, ...) . For example, take the followi
...ELECT replace(goose_name, 'goose', 'duck') AS duck_name FROM unnest(['African goose', 'Faroese goose', 'Hungarian goose', 'Pomeranian goose']) breed(goose_name); This can be rewritten as follows: SELECT goose_name.replace('goose', 'duck') AS duck_name FROM...unnest(['African goose', 'Faroese goose', 'Hungarian goose', 'Pomeranian goose']) breed(goose_name); Using with Literals and Arrays String literals and array access operations can be used with fu... - https://man.mtool.work/duckdb/2.0/sql/functions/overview.html
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