v.19.8New Features

Added Support for Non-constant Arguments in Function Ngramdistance #5198 (danila Kutenin)

Added support for non-constant arguments in function ngramDistance #5198 (Danila Kutenin)
Added support for non-constant arguments in the ngramDistance function in ClickHouse.

Why it matters

This feature allows users to use dynamic expressions or columns as inputs to the ngramDistance function instead of being limited to constant arguments. It improves flexibility when performing similarity calculations based on n-gram distances directly within SQL queries.

How to use it

Users can now pass any columns or non-constant expressions as arguments to the ngramDistance function in their queries. For example:

SELECT ngramDistance(column1, column2) FROM table