앨리스래빗팀 기술블로그

{ createdAt:{$gte:ISODate("2021-01-01"),$lt:ISODate("2021-08-31")} }

Mongo CLI 설치 brew tap mongodb/brew brew install mongodb-community@5.0 mongodb-database-tools는 내장되어있지만 추가 설치가 필요한 경우 brew install mongodb-database-tools Brew Install 실패하는 경우 Error: Permission denied @ apply2files - /usr/local/lib/docker/cli-plugins mkdir -p /Applications/Docker.app/Contents/Resources/cli-plugins brew cleanup mongod "error":"NonExistentPath: Data directory /data/db not found. Mac ..

[MONGODB DRIVER] Warning: Current Server Discovery and Monitoring engine is deprecated, and will be removed in a future version. To use the new Server Discover and Monitoring engine, pass option { useUnifiedTopology: true } to the MongoClient constructor. https://stackoverflow.com/questions/57895175/server-discovery-and-monitoring-engine-is-deprecated Server Discovery And Monitoring engine is de..

.lean() 사용

.populate({path:'study', match: {owner: req.user.id}}) populate 조건에 match 사용해서 조건을 건다.

result.markModified('tags'); When Nested Object Changed 자식 요소는 마킹을 해주어야 감지됨