未知题型
Identifythetwosituationsinwhichyouusethealertlogfileinyourdatabasetocheckthedetails.（）
- A.Runningaqueryonatablereturns"ORA-600：InternalError."
B.Insertingavalueinatablereturns"ORA-01722：invalidnumber."
C.Creatingatablereturns"ORA-00955：nameisalreadyusedbyanexistingobject."
D.Insertingavalueinatablereturns"ORA-00001：uniqueconstraint（SYS.PK_TECHP）violated."
E.Insertingarowinatablereturns"ORA-00060：deadlockdetectedwhilewaitingforresource."
【参考答案】
A, E
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