ItemReadStore makes one fetch from the server and handles all sorting and filtering in the client.
ItemReadStore从服务器进行一次获取,然后处理客户端的所有排序和过滤。
When there are no more rows to fetch from the result set, odbc_fetch_array returns FALSE and the while loop ends.
当不再需要从结果集读取行时,odbc_fetch_array会返回FALSE,且while循环结束。
Note the id variable in the URL, which is how the grab controller in Listing 2 knows which id to fetch from the database.
还有url中的id变量,清单2中的grab控制器依靠它才知道从数据库获取哪个id。
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