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AuserexecutesaqueryontheEMPtable，whichcontainsthousandsofrows，togetdetailsaboutemployeesinoneofthedepartments.Theuserreceivesthefollowingerror：SQL>SELECTenameFROMempWHEREdeptno=10ORDERBYsalSELECTenameFROMempWHEREdeptno=10ORDERBYsal*ERRORatline1：ORA01157：cannotidentify/lockdatafile201seeDBWRtracefileORA01110：datafile201：’/u01/app/oracle/oradata/orcl/temp01.dbf’Whatisapossiblereason？（）

A.Thetempfilebelongingtothedefaulttemporarytablespaceismissing.

B.Thedatabaseisopenedinrestrictedmode，soqueriesarenotallowed.

C.Thedefaulttemporarytablespacerequiredtoexecutethequeryisoffline.

D.Thedefaulttemporarytablespacerequiredtoexecutethequeryisdropped.

E.Thedefaulttemporarytablespacerequiredtoexecutethequeryisreadonly.

参考答案

更多 “ AuserexecutesaqueryontheEMPtable，whichcontainsthousandsofrows，togetdetailsaboutemployeesinoneofthedepartments.Theuserreceivesthefollowingerror：SQLSELECTenameFROMempWHEREdeptno=10ORDERBYsalSELECTenameFROMempWHEREdeptno=10ORDERBYsal*ERRORatline1：ORA01157：cannotidentify/lockdatafile201seeDBWRtracefileORA01110：datafile201：’/u01/app/oracle/oradata/orcl/temp01.dbf’Whatisapossiblereason？（）A.Thetempfilebelongingtothedefaulttemporarytablespaceismissing.B.Thedatabaseisopenedinrestrictedmode，soqueriesarenotallowed.C.Thedefaulttemporarytablespacerequiredtoexecutethequeryisoffline.D.Thedefaulttemporarytablespacerequiredtoexecutethequeryisdropped.E.Thedefaulttemporarytablespacerequiredtoexecutethequeryisreadonly. ” 相关考题
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