Answers for "mongodb bucket with paging query"

mongodb bucket with paging query

db.history.updateOne({ "_id": /^7000000_/, "count": { $lt: 1000 } },
    { 
    	"$push": { 
            "history": {
            	"type": "buy",
            	"ticker": "MDB",
            	"qty": 25,
            	"date": ISODate("2018-11-02T11:43:10")
    		} },
    	"$inc": { "count": 1 },
    	"$setOnInsert": { "_id": "7000000_1541184190" }
    },
    { upsert: true })