v.23.1Improvement
Support Bool Type in Arrow/Parquet/ORC
Support Bool type in Arrow/Parquet/ORC. Closes #43970. #44698 (Kruglov Pavel).
Why it matters
This feature adds support for reading and writing theBool type in popular columnar file formats (Arrow, Parquet, ORC), enhancing ClickHouse's interoperability with these formats and enabling efficient storage and processing of boolean data.How to use it
Users can now simply use tables or queries involving theBool data type when importing or exporting data in Arrow, Parquet, or ORC formats without requiring additional configuration.