IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_MSPLAN_INVDETAILENTRY' AND KSQL_COL_NAME ='FORIGINSUPPLYQTY') 
 ALTER TABLE T_MSPLAN_INVDETAILENTRY ADD (FORIGINSUPPLYQTY DECIMAL(23,10) DEFAULT 0 NOT NULL );