问题描述
使用这个查询，为什么还是返回了内嵌文档所以的数据db.user.find({'_id':101,'subHobbys._id':4})
这个是返回的数据结构：{
'_id' : NumberLong(101),'_class' : 'com.xxoo.smart.domain.entity.User','age' : '31','friendNum' : 0,'friendMessSwitch' : 1,'teamMessSwitch' : 1,'headUrl' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/jpg/1507a114a95icon_101_2015-10-18.jpg','career' : '','mobile' : '15801607348','nickname' : '来乐','birthday' : '2015-1-1','horoscope' : '双子座','loginTime' : ISODate('2015-10-18T15:11:37.764Z'),'sexCn' : '男','createTime' : ISODate('2015-10-18T02:30:44.869Z'),'signKey' : '3843','signKeyTime' : ISODate('2015-10-18T02:30:44.869Z'),'position' : { 'x' : 116.6661600000000050, 'y' : 40.3549369999999996},'easemobUserName' : '15801607348','easemobPassword' : '123456','cid' : '4eda857959a6ac32e69635575bf40244','teamNum' : 4,'clientOs' : 'ANDROID','clientOsVersion' : '1.0','channel' : 'SportO2O','subHobbys' : [ {'_id' : NumberLong(4),'bigHobbyId' : 1,'subHobbyName' : '羽毛球','subHobbyId' : NumberLong(4),'levelType' : '中级','level' : '3','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/yumaoqiu.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 1 }, {'_id' : NumberLong(5),'bigHobbyId' : 1,'subHobbyName' : '乒乓','subHobbyId' : NumberLong(5),'levelType' : '高级','level' : '5','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/pingpangqiu.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 1 }, {'_id' : NumberLong(16),'bigHobbyId' : 1,'subHobbyName' : '冰球','subHobbyId' : NumberLong(16),'levelType' : '初级','level' : '2','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/bingqiu.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 2 }, {'_id' : NumberLong(47),'bigHobbyId' : 4,'subHobbyName' : '自行车','subHobbyId' : NumberLong(47),'levelType' : '中级','level' : '3','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/zixingche.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 1 }, {'_id' : NumberLong(74),'bigHobbyId' : 6,'subHobbyName' : '运动飞机','subHobbyId' : NumberLong(74),'levelType' : '初级','level' : '1','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/yundongfeiji.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 1 }, {'_id' : NumberLong(73),'bigHobbyId' : 6,'subHobbyName' : '摩托艇','subHobbyId' : NumberLong(73),'levelType' : '初级','level' : '2','sign' : 'http://7xll7k.com2.z0.glb.qiniucdn.com/mototing.png','certFront' : 'null','certBack' : 'null','certStatus' : 0,'hobbyType' : 1 }],'equipments' : [],'comments' : [],'friendIds' : [ NumberLong(102)],'provinceName' : '北京','cityName' : '北京市','areaName' : '北京市海淀区','provinceId' : NumberLong(3318),'cityId' : NumberLong(1),'areaId' : NumberLong(7),'teams' : [],'teamIds' : [ NumberLong(120), NumberLong(119), NumberLong(117)],'fullName' : '北京市海淀区'
}
问题解答
回答1：条件和文档发上来看看呢,应该是没匹配上
