Custom query row-level hash validation not supported

Custom query row-level hash validation not supported: a task in LegoFlow-SWE (Harbor dataset). We need to extend the custom query validation mode to support row-level hash comparisons. Currently, only column-level validations are possible. Users want to provide custom SQL queries for both source…

The task

We need to extend the custom query validation mode to support row-level hash comparisons. Currently, only column-level validations are possible. Users want to provide custom SQL queries for both source and target and then compare the entire result sets using row-level hashing.

Part of Lego-X/LegoFlow-SWE.