多项选择题

A.When loading selected rows into each table.B.When loa……

For which two tasks would it be best NOT to use the utility SQL*Loader？（）

A.When loading selected rows into each table.
B.When loading data from an export dump file.
C.When loading data from disk， tape， or named pipes.
D.When your data is NOT being inserted from a flat file.
E.When using a record management system to access data files.

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