IF NOT EXISTS ( SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_PMTS_CALSYSPARAM' AND KSQL_COL_NAME = 'FISFIRSTDAY' )
 ALTER TABLE T_PMTS_CALSYSPARAM ADD ( FISFIRSTDAY CHAR(1) DEFAULT '0' NOT NULL );