小编Nik*_*ras的帖子

我想删除这个:

{
"val" : NumberLong(200),
"chId" : 2,
"reqSys" : "222220005031",
"old" : NumberLong(223),
"isRb" : false
},

由此:

{
"_id" : ObjectId("52d7c25480f0a83293adbbbc"),
"d" : 2014001,
"m" : 123456789,
"topups" : {
    "data" : [
            {
                    "val" : NumberLong(200),
                    "chId" : 2,
                    "reqSys" : "222220005031",
                    "old" : NumberLong(223),
                    "isRb" : false
            },
            {
                    "val" : NumberLong(150),
                    "chId" : 2,
                    "reqSys" : "222220005031",
                    "old" : NumberLong(166),
                    "isRb" : false
            }
    ],
    "total" : {
            "cnt" : 2,
            "revenue" : NumberLong(3500000)
    } …