가장 많은 개발자들이 사용하는 NoSQL Database 중에 하나가 MongoDB 일 것이다. 현재 가장 최신 버전은 7.0 인데 아직도 4.x를 사용하는 사람들이 많이 있을 것 같다.
MongoDB Release History
| 버전 | Release Year |
| 7.0 | 2023~ |
| 6.0 | 2022~ |
| 5.0 | 2021~ |
| 4.4 | 2022~ |
| 4.2 | 2019~ |
| 4.0 | 2018~ |
2024년 2월 29일이 MongoDB 4.4 의 End Of Life (EOL) 이라고 합니다.
5.0으로의 업그레이드는 Application 의 변경은 필요 없다고 합니다.
주요 Feature
Version 5.0
Stable API, designed to preserve application behavior through upgrades
Native time-series collections and clustered indexing
Windows functions and new temporal operators
Live resharding
Schema validation diagnostics
x509 certificte rotation
Resumable index builds
Version 6.0
New aggregation stages and operators, including $sortArray
Sharded $lookup and $graphlookup
Pre- and post- document images for change streams
Sharding improvements
Time series improvements including column compression, additional secondary index types, and more
File copy based initial sync and encrypted audit log (Enterprise)
Version 7.0
Queryable encryption
Better storage compression and optimization for time series collections
Compound wildcard indexes
User roles variable for aggregations
Improved query performance for grouping and reshaping documents, filtering and sorting documents, and working across collections
Upgrade Guide
https://www.mongodb.com/docs/manual/release-notes/5.0-upgrade-standalone/