共找到 555 与CIty 相关的结果,耗时24 ms
Zhongshan Road has been moved out of the city, and sports 82. _________
DLiverpool, my hometown, is a unique city. It is so unique that in 2004 it became a World Heritage (遗产) Site.I recently returned to my home city and
设有一个数据库,包括S、P、J、SJP四个关系模式如下:供应商关系模式S(SNO,SNAME, CITY)零件关系模式P(PNO, PNAME, COLOR, WEIGHT)工程项目关系模式J(JNO, JNAME, CITY)供应情况关系模式SJP(SNO, PNO, JNO, QTY)假定它们
关系模式CSZ(CITY,ST,ZIP)其属性组上的函数依赖集为F={(CITY,ST)→ZIP,ZIP→CITY},关系模式CSZ的主属性是A.ZIPB.CITY,ST,ZIPC.CITY,ZIPD.ST,ZIP
关系模式CSZ(CITY,ST,ZIP)其属性组上的函数依赖集为F={(CITY,ST)→ZIP, ZIP→CITY},关系模式CSZ的主属性是A.ZIPB.CITY,ST,ZIPC.CITY,ZIPD.ST,ZIP
“找出北京供应商的所有信息”的SELECT语句是A.SELECT*FROM S WHERE CITY=‘北京’B.SELECTSNO,SNAME FROM S WHERE CITY=‘北京’C.SELECT*FROM S WHERE CITY=北京D.SELECT SNO,SNAME FROM S
“找出北京供应商的所有信息”的SELECT语句是A.SELECT*FROM S WHERE CITY='京'B.SELECT SNO,SNAME FROM S WHERE CITY='北京'C.SELECT*FROM S WHERE CITY=北京D.SELECT SNO,SNAME FROM S
关系模式CSZ(CITY,ST,ZIP)其属性组上的函数依赖集为F={(CITY,ST)→ZIP, P→CITY},关系模式CSZ的主属性是A.ZIPB.CITY,ST,ZIPC.CITY,ZIPD.ST,ZIP
设有一个数据库,包括s、P、J、SJP四个关系模式如下:供应商关系模式S(SNO,SNAME,CITY)零件关系模式P(PNO,PNAME,COLOR,WEIGHT)工程项目关系模式J(JNO,JNAME,CITY)供应情况关系模式SJP(SNO,PNO,JNO,QTY)假定它们都已经有若干数据。
“找出北京供应商的所有信息”的SELECT语句是______。A.SELECT*FROM S WHERE CITY='北京'B.SELECT SNO,SNAME FROM S WHERE CITY='北京'C.SELECT*FROM S WHERE CITY=北京D.SELECT SNO,SNAM
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