我有一个表视图处理一个复合查询,我更新了Parse,现在它似乎不再工作了。我不确定是否是Parse更新,但情况如下:
查询如下(在queryForTable方法(被调用)的PFQueryTableViewController中):
self.parseClassName = @"Event";
PFQuery *attendeeQuery = [PFQuery queryWithClassName:self.parseClassName];
PFQuery *organizerQuery = [PFQuery queryWithClassName:self.parseClassName];
[attendeeQuery whereKey:@"attendees" containsAllObjectsInArray:[NSArray arrayWithObjects:[PFUser currentUser], nil]];
[organizerQuery whereKey:@"organizer" equalTo:[PFUser currentUser]];
PFQuery *query = [PFQuery orQueryWithSubqueries:@[organizerQuery, attendeeQuery]];
[query includeKey:@"organizer"];
[query whereKey:@"isVisible" equalTo:[NSNumber numberWithBool:YES]];
[query orderByAscending:@"time"];
return query;当我运行这个查询时,objectsDidLoad永远不会被调用,而且我的表视图挂起加载状态。救命啊!
发布于 2014-12-15 07:09:33
解决方案与我上面没有包括的一行有关。我有这样的经历:
if ([self.objects count] == 0) {
query.cachePolicy = kPFCachePolicyCacheThenNetwork;
}而且在最近的Parse和iOS SDK中,cachePolicy被破坏了,所以当使用where ContainedIn子句时,必须使用kPFCachePolicyIgnoreCache来获得结果。
来源:
https://developers.facebook.com/bugs/717037238403238/https://stackoverflow.com/questions/27477130
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