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How to take Backup from MongoDB and Restore to MongoDB
March 15, 2018
Problem Statement
In this post, we will learn how to take backup from MongoDB instance, and restore that to another MongoDB instance.Tools Required
The tool you require are:- mongodump - To take backup
- mongorestore - To restore
Taking Backup from a Running MongoDB instance
Run following command to take backup of a specific database ``` mongodump --db YOUR_DB_NAME --out YOUR_TARGET_FOLDER ```This will take backup of your passed database name, to the passed folder. It will create a new folder under the path passed, and its name will be the name of your DB.
If your MongoDB instance runs on another port
By default, MongoDB instance runs on port 27017. Let us assume, it is running on port: 27020, and hostname is localhost.Run following command:
mongodump --host localhost:27020 --db YOUR_DB_NAME --out YOUR_TARGET_FOLDERTo restore backup to a running instance of MongoDB
Run following command, if your instance is running on default port i.e. 27017:mongorestore --db YOUR_DB_NAME YOUR_TARGET_FOLDER/YOUR_DB_NAMEIf your MongoDB instance runs on another port
``` mongorestore --uri mongodb://localhost:27020 --db YOUR_DB_NAME YOUR_TARGET_FOLDER/YOUR_DB_NAME ```Enjoy!
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