위치기반 데이트 기록/공유 웹
This project is not maintained anymore, please check dedongyeomap-backend
넥스터즈 18기 Oh! When 팀 데동여지도 웹 백엔드 레포입니다.
License: MIT License
위치기반 데이트 기록/공유 웹
This project is not maintained anymore, please check dedongyeomap-backend
db.sales.aggregate([
// First Stage
{
$match : { "date": { $gte: new ISODate("2014-01-01"), $lt: new ISODate("2015-01-01") } }
},
// Second Stage
{
$group : {
_id : { $dateToString: { format: "%Y-%m-%d", date: "$date" } },
totalSaleAmount: { $sum: { $multiply: [ "$price", "$quantity" ] } },
averageQuantity: { $avg: "$quantity" },
count: { $sum: 1 }
}
},
// Third Stage
{
$sort : { totalSaleAmount: -1 }
}
])
스네이크 필드 -> 카멜
모바일에서 활용할, 사용자 위치 트래킹 기능
place
에 emoji
를 붙이면 spot
이 생성되기 때문에, emoji
생성 경우 spot
까지 같이 저장해주어야 함.place
에 comment(방명록)
를 달게 되면, place는 상태를 가진 spot
으로 저장되어야 하기 때문에, comment
생성 경우 spot
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