If you work primarily in code but want to modify the model, use code update mode.

如果您主要处理的是代码，但是又想修改模型，那么就使用代码更新模式。

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While it may seem like a good idea to always use the UPDATE STATISTICS in high mode, this is not actually the case.

看上去，以high模式使用UPDATE STATISTICS总是不错，然而事实并非如此。

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AUTO means to use AUTOMATIC mode of update statistics thereby enforcing smarter statistics.

AUTO意味着使用AUTOMATIC模式的update statistics，从而执行智能统计。

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