Weijun-H opened a new issue, #8782: URL: https://github.com/apache/datafusion/issues/8782
### Is your feature request related to a problem or challenge? The current implementation of `array_expression.rs` lacks support for the array_distance functionality. This feature is essential for users who want to calculate distances between arrays using specific metrics or custom distance functions. expect result ``` array_distance([1, 2, 3], [4, 5, 6]) --> 5.196152422706632 array_distance([1, 2, 3], [4, 5, 6], 'l1') --> 3 array_distance([1, 2, 3], [4, 5, 6], 'l2') --> 5.196152422706632 ``` ### Describe the solution you'd like _No response_ ### Describe alternatives you've considered _No response_ ### Additional context list_distance [duckdb](https://duckdb.org/docs/sql/functions/nested) l1distance [clickhouse](https://clickhouse.com/docs/en/sql-reference/functions/distance-functions#l1distance)l1distance l2distance [clickhouse](https://clickhouse.com/docs/en/sql-reference/functions/distance-functions#l2distance) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org
