Testing utilities¶

SQL¶

`nulls_in_columns`(client, cols, product)	Check if any column has NULL values, returns bool
`distinct_values_in_column`(client, col, product)	Get distinct values in a column
`duplicates_in_column`(client, col, product)	Check if a column (or group of columns) has duplicated values
`range_in_column`(client, col, product)	Get range for a column
`exists_row_where`(client, criteria, product)	Check whether at least one row exists matching the criteria