Im在一台电脑上工作,使用户能够浏览产品目录。 该目录可能拥有1000+项。 每个产品都与品牌有关,有些属性,如肤色、大小等。
Imink of pre-populating aQlite DB and including it in my s bundle, when, as in , on the first use Ill> NSPersistentStore Co Coordinator toeck if the database has been establishing, and if not拷贝缺省数据库到预期地点并移入。
但是,产品目录需要更新,由于数据库将掌握用户所补充的其他信息——如增加产品,等等,我不想在数据库启动后(从违约开始)超额使用。
So I was thinking about using the network, calling a webservice, but wouldn t that be way to heavy on the network? It should be fast to browse products, and I fear that relying on webservices will slow down things unacceptably?