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What is the purpose of importing from an export，and specifying that no rows be imported and that the output goes to a log file？（）
A:To verify space requirements in the target database before importing.
B:To generate the SQL for the DDL operations that would occur during import.
C:To check character set compatibility between the export file and the target database.
D:To check for integrity constraint violations that would occur in the target database.

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出自：Oracle认证

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