Created
May 17, 2016 07:35
-
-
Save mosluce/101f015688b73554a68bf34e2a141aa3 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| db.books.aggregate({ | |
| $sort: { | |
| date: -1 | |
| }, | |
| $group: { | |
| _id: '$type', | |
| type: { | |
| $first: '$type' | |
| }, | |
| name: { | |
| $first: '$name' | |
| } | |
| } | |
| }) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment