Use the below regular expression function to select onlt the alphanumeric data from the source
match_regex(SQL_Latest_Employees.HRRA01_LAST_N , '[0-9A-Za-z]*',NULL ) = 1
Use the below regular expression function to select onlt the alphanumeric data from the source
match_regex(SQL_Latest_Employees.HRRA01_LAST_N , '[0-9A-Za-z]*',NULL ) = 1