IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_EB_DIMMATERULEBILL' AND KSQL_COL_NAME ='FQFILTER') 
 ALTER TABLE T_EB_DIMMATERULEBILL ADD (FQFILTER  NCLOB );
 IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_EB_DIMMATERULEBILL' AND KSQL_COL_NAME ='FPRIORITY') 
 ALTER TABLE T_EB_DIMMATERULEBILL ADD (FPRIORITY  VARCHAR(20) DEFAULT ' ' NOT NULL  );