Sometimes an application needs to delete all records from a given table to clean up a log or reload sales data for a new month.
有时候应用程序需要从给定表中删除所有的记录,以便清空日志记录或者装入新的一个月的销售数据。
Mary unfolded a clean white table cloth and went to fetch some beer.
玛丽铺上一块洁净的白桌布,又取来啤酒。
Here, in order to test the FDFDFD method in the object, we end up needing to setup a database connection, have records in the table, and then clean up all these resources after the fact.
在这里,为了测试对象的fdfdfd方法,我们最终需要建立一个数据库连接,给表添加一些记录,然后在测试之后清除所有这些资源。
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