IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_FA_LEASE_CHANGE_BILL' AND KSQL_COL_NAME ='FPUSHSTATUS')
ALTER TABLE T_FA_LEASE_CHANGE_BILL ADD (FPUSHSTATUS CHAR(1) DEFAULT 'A' NOT NULL );