-
-
Save wdfsinap/ecd5838206a54dec72abe04f81793038 to your computer and use it in GitHub Desktop.
How to rename a field in all documents in a collection in MongoDB
This file contains 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
// Params | |
// 1. {} add a query in here if you don't want to select all records (unlikely) | |
// 2. $rename one or more fields by setting the keys of the object to the old field name and their values to the new field name. | |
// 3. Set multi to true to force it to operate on all documents otherwise it will only operate on the first document that matches the query. | |
// | |
// Run this in the MongoDB shell. | |
db.<collectionName>.update( {}, { $rename: { '<oldName1>': '<newName1>', '<oldName2>': '<newName2>' } }, {multi: true} ) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment