iOS 怎么将自己创建的一个对象存入数据库sqlite,例如:Person??
Person *person = [Person alloc] init];
NSData *testData = [NSKeyedArchiver archivedDataWithRootObject:person];
[CollectFiltersSqlite insertFilterToSqlite:testData andTag:@"1"];
然后会在第二行crash,提示:unrecognized selector sent to instance 0x7fb34b60f790';
怎么讲person对象存入sqlite数据库????