多选题Identify two situations in which the alert log file is updated.（）ARunning a query on a table returns ORA-600: Internal Error.BInserting a value into a table returns ORA-01722: invalid number.CCreating a table returns ORA-00955: name us already in used
题目
多选题
Identify two situations in which the alert log file is updated.（）
A
Running a query on a table returns ORA-600: Internal Error.
B
Inserting a value into a table returns ORA-01722: invalid number.
C
Creating a table returns ORA-00955: name us already in used by an existing objects.
D
Inserting a value into a table returns ORA-00001: unique constraint (SYS.OK_TECHP) violated.
E
Rebuilding an index using ALTER INDEX . . . REBUILD fails with an ORA-01578: ORACLE data block corrupted (file # 14, block # 50) error.