IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_FA_LEASE_CHANGE_BILL' AND KSQL_COL_NAME ='FAMORTIZATIONPERIODID') 
 ALTER TABLE T_FA_LEASE_CHANGE_BILL ADD (FAMORTIZATIONPERIODID BIGINT DEFAULT 0 NOT NULL );