ORACLE 更新关联多张表

UPDATE T_XMLC_BILL_HEAD_BAK T1
SET (T1.SENDRECEIVEFLAG,
T1.SENDRECEIVEOPERATOR,
T1.SENDRECEIVEDATE,
T1.DECLAREAPPLICANT,
T1.DECLAREDATE,
T1.DECLAREAPPROVEFLAG,
T1.DECLAREAPPROVEDATE)=(SELECT T2.SENDRECEIVEFLAG,
T2.SENDRECEIVEOPERATOR,
T2.SENDRECEIVEDATE,
T2.DECLAREAPPLICANT,
T2.DECLAREDATE,
T2.DECLAREAPPROVEFLAG,
T2.DECLAREAPPROVEDATE
FROM T_XMLC_BILL_HEAD_PRE T2 WHERE T2.OID=T1.OID AND T2.OID='2caf5b22-b1ea-44f5-8a9b-98727c7d4082'
)