我在Realm中存储了一些聊天数据,我在其中添加了>40k对象用于性能测试。查询很快,但是删除耗时太长,卡死了UI:staticfuncdeleteMessagesForChatId(chatId:String){dispatch_async(dispatch_queue_create("background",nil)){letrealm=try!Realm()letrealmChatMessages=realm.objects(RealmChatMessage).filter("chatId='\(chatId)'")try!realm.write{realm.delete(rea