多选题

Examine the contents of SQL loader control file: Which three statements are true regarding the SQL* Loader operation performed using the control file?()

AAn EMP table is created if a table does not exist. Otherwise, if the EMP table is appended with the loaded data.

BThe SQL* Loader data file myfile1.dat has the column names for the EMP table.

CThe SQL* Loader operation fails because no record terminators are specified.

DField names should be the first line in the both the SQL* Loader data files.

EThe SQL* Loader operation assumes that the file must be a stream record format file with the normal carriage return string as the record terminator.

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