IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_ER_VEHICLECHECKINGBILL' AND KSQL_COL_NAME ='FPUSHCHECKINGEXPLIST')
ALTER TABLE T_ER_VEHICLECHECKINGBILL ADD (FPUSHCHECKINGEXPLIST CHAR(1) DEFAULT '0' NOT NULL);
