对于这些搜索表单，由一个数据库视图列出查询发起者、查询提交的日期和时间以及查询所包括的关键词。
A database view of these search forms is provided that lists the author of the query, the date and time the query was submitted and the keywords used in the query.
另外，还可以针对给定URL的最后一次下载的日期和时间使用lastUpdate属性来查询GRplistController对象，并决定何时从Web刷新数据。
You can also query the GRplistController object regarding the date and time of the last download for a given URL using the lastUpdate property and decide when to try to refresh data from the Web.
另外，还可以针对给定URL的最后一次下载的日期和时间使用lastUpdate属性来查询GRplistController对象，并决定何时从Web刷新数据。
You can also query the GRplistController object regarding the date and time of the last download for a given URL using the lastUpdate property and decide when to try to refresh data from the Web.
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