core data migration xcode 4.2 is not update the data for app already available in app store

后端 未结 2 855
北荒
北荒 2021-01-03 16:54

we are using core data for our online catalog and its working fine and app available in app store now I need to upgrade the core date with some of fields and attributes. It

2条回答
  •  长情又很酷
    2021-01-03 17:13

    You need to use data migration technique. I faced the similiar task a while back.
    There are tutorial out there on this. Data migration.

提交回复
热议问题