Usually media failure is caused by either the complete loss of a data file or an SCN timestamp being out of sync with the rest of the database.

通常，导致媒介失败的原因是数据文件的完全丢失，或者SCN时间戳与数据库的其余部分不同步。

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Scenarios exist when database schemas are out of sync or under development, and such errors need to be treated as warnings.

如果数据库模式不同步或者还在开发过程中，就需要把这些错误当作警告对待。

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Usually media failure is caused by either the complete loss of a data file or a system change number (SCN) time stamp being out of sync with the rest of the database.

通常媒体故障是由于数据文件完全丢失或系统更改编号（System Change Number，SCN）时间戳与数据库的其余部分不同步造成的。

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You may have successfully normalized the database (see Resources), but now the columns in the table are out of sync with your software model.

您可能对数据库成功地进行了规范化（请参阅参考资料），但是现在表中的列与软件模型就失去了同步。

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You may have successfully normalized the database (see Resources), but now the columns in the table are out of sync with your software model.

您可能对数据库成功地进行了规范化(请参阅参考资料)，但是现在表中的列与软件模型就失去了同步。

youdao

You may have successfully normalized the database (see Resources), but now the columns in the table are out of sync with your software model.

您可能对数据库成功地进行了规范化(请参阅参考资料)，但是现在表中的列与软件模型就失去了同步。

youdao