title

db.voice.update({"voiceId":"a49555fd4de845109cab37f6df23d0a4", "specifiers":{$ elemMatch:{"from":"sinaweibo", "fromUid":"3562282997"}}}, {$set:{"specifiers.$.d isplay_name": "lulu_扬"}})

必须  http://www.coreseek.cn/

Criteria c = Criteria.where("friends");                 Query query = new Query(c.elemMatch(new Criteria("from").is(from).and("fromUid").is(fromUID)));                 if(ur.exists(query, Constant.C