Checks whether all of the values in a column are unique, and returns a Boolean value.
Syntax
IsUnique<COL_NAME>
COL_NAME – The name of the column that you want to evaluate the data quality rule against.
Supported column types: Any column type
Example: Unique column values
The following example rule checks whether all of the values in a column named
email are unique.
IsUnique "email"
IsUnique "Customer_ID" where "Customer_ID < 10"]