数据库

--查询结果 多表查询--
select a.XH,a.XM,c.BMDM,c.BMMC,f.ZYDM,f.ZYMC,b.BJDM,b.BJMC,a.RXND,a.SFZH from PXSDM a join PBJDM b on a.BJDM=b.BJDM join PBMDM c on a.BMDM=c.BMDM join PZYDM f on a.ZYDM=f.ZYDM;

--查询视图v_xsdm_xxs--
select * from v_xsdm_xxs;

--创建视图v_xsdm_xxs--
create view v_xsdm_xxs as select a.XH,a.XM,c.BMDM,c.BMMC,f.ZYDM,f.ZYMC,b.BJDM,b.BJMC,a.RXND,a.SFZH from PXSDM a join PBJDM b on a.BJDM=b.BJDM join PBMDM c on a.BMDM=c.BMDM join PZYDM f on a.ZYDM=f.ZYDM;

原文：https://www.cnblogs.com/erbinok/p/9158461.html