Oracle错误码大全ORA-00000 normal, successful completion Cause An operation has completed normally, having met no exceptions. Action No action required. ORA-00001 unique constraint (string.string) violated Cause An UPDATE or INSERT statement attempted to insert a duplicate key. For Trusted Oracle configured in DBMS MAC mode, you may see this message if a duplicate entry exists at a different level. Action Either remove the unique restriction or do not insert the key.
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