Which technique retrieves the error number when explicit DML fails?()
- A、SQLCODE in an On-Error trigger.
- B、SQLCODE in an exception handler.
- C、DBMS_ERROR_CODE in an On-Error trigger.
- D、DBMS_ERROR_CODE in an exception handler.
正确答案:B
答案解析:有
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Which technique retrieves the error number when explicit DML fails?()
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