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SQL Server中关于checkpoint的使用说明
在SQL Server中有一个非常重要的命令就是CheckPoint,它主要作用是把缓存中的数据写入mdf文件中。 其实在我们进行insert, update, delete时,数据并没有直接写入数据库对应的mdf文件中,而是写入了缓存里,这有点像电驴,因为过于频繁的写入会使磁盘的寿命大大减小。
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