在用户每次提交一个读写数据的请求时，这可以将要查询的整个表装入内存中。
This allows the entire lookup table to be loaded into memory each time a user submits a request to read or write data.
在下一个业务日一开始，查询这个表的用户就可以看到前一天的数据。
At the beginning of the next business day, the previous day's data is visible to users querying the table.
可以用来限制对用户表的查询。
Can be used to restrict queries made against the user table.
事实上，它可以来自视图、查询、同义词或返回表的用户定义函数。
In fact, it can come from views, queries, synonyms, or user-defined functions that return a table.
用户可以用收支分类表自行添加新的收支类型，删除不需要的或模糊的类目，并可查询和浏览系统中所有类目信息。收支类型信息作为系统信息为各种记账活动提供选择。
Users can use the table to add new revenue and expenditure balance type, delete unwanted or vague categories, and can query and browsing information system in all categories.
用户可以用收支分类表自行添加新的收支类型，删除不需要的或模糊的类目，并可查询和浏览系统中所有类目信息。收支类型信息作为系统信息为各种记账活动提供选择。
Users can use the table to add new revenue and expenditure balance type, delete unwanted or vague categories, and can query and browsing information system in all categories.
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