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基本Parse.com查询正在缓存,但我无法缓存这个特定的查询,我已经跑了很多次,因为建议和缓存结果总是零。请告知解决方案。Parse.com缓存化合物查询
PFQuery *lotsOfWins = [PFQuery queryWithClassName:@"Class1"];
[lotsOfWins whereKey:@"Score" equalTo:@"0:]; //AND
[lotsOfWins whereKey:@"Status" notEqualTo:@"4"];
PFQuery *fewWins = [PFQuery queryWithClassName:@"Class2"];
[fewWins whereKey:@"NAME" equalTo:@"KHAN"]; AND
[fewWins whereKey:@"meetingStatus" notEqualTo:@"4"];
PFQuery *query = [PFQuery orQueryWithSubqueries:[NSArray arrayWithObjects:fewWins,lotsOfWins,nil]];
[query orderByDescending:@"updatedAt"];
query.limit = [NSNumber numberWithInt:10];
query.cachePolicy = kPFCachePolicyCacheThenNetwork; // CACHE POLICY
[query findObjectsInBackgroundWithBlock:^(NSArray *results, NSError *error) {
NSLog(@"Successfully retrieved %d results.", results.count);
if(error) {
NSLog(@"It's an error!");
}
}];
这是不正确的。限制是一个整数,而不是一个NSNumber。 query.limit = 10应该工作得很好。 –