custworkflow_frst_bsns_day_of_mnth = CASE WHEN TO_CHAR(TRUNC({custworkflow_tdy}, 'MM'), 'D') in ('1', '7') THEN NEXT_DAY(TO_DATE(TRUNC({custworkflow_tdy}, 'MM')),'MONDAY') ELSE TRUNC({custworkflow_tdy}, 'MM') END