IF
NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_BAS_MULIMP_RESULTTREE' AND KSQL_COL_NAME ='FCONTRACTFAILEDNUM')
ALTER TABLE T_BAS_MULIMP_RESULTTREE ADD (FCONTRACTFAILEDNUM INT DEFAULT 0 NOT NULL );
