DataFrameComparison.num_rows_joined_equal

DataFrameComparison.num_rows_joined_equal(*subset: str) → int

The number of rows that can be joined and have matching values in all columns in subset.

Parameters:

subset – The columns to check for mismatches. If not provided, all common columns are used.

Returns:

The number of rows that can be joined and have matching values across the specified columns.

Raises:

ValueError – If any of the provided columns are not common columns.