how to write below expression in snaplogic
least(
IIF(ISNULL(LINEAR_PREMR_DATE),to_Date(‘01/01/4000’,‘mm/dd/yyyy’),LINEAR_PREMR_DATE),
IIF(ISNULL(GO_PREMR_DATE),to_Date(‘01/01/4000’,‘mm/dd/yyyy’),GO_PREMR_DATE),
IIF(ISNULL(VOD_PREMR_DATE),to_Date(‘01...