Restore backup from Mongo 4.2 to 7

[Anuraj_T]

Hi All,

Please confirm the steps to restore 4.2 Version backup to 7 version Mongo.
Is direct restore from 4.2 version work in Version 7.

[Tarun_Gaur]

Hello @Anuraj_T ,

The recommended and tested procedure is to upgrade the MongoDB version by upgrading sequentially. Hence, for you the upgrade sequence would be 4.2 → 4.4 → 5.0 → 6.0 → 7.0.

Kindly go through below thread to understand more on this.

Dump and Restore between version 3.6 and 5.0

I have a mongo replicaset on version 3.6.2. I want to upgrade it to 5.0. I do not want to perform the step by step upgrade process. Instead I want to create a new setup i.e replicaset in version 5.0. I want to migrate the data to the new setup. I am planning to do the below steps: Take mongo dump using mongodump command in version 3.6.2 Transfer the dump to the new instance Restore the dump in version 5.0 using mongorestore command I tried this in the testing environment and it worked just f…

Let me know in case of any queries/issues, would be happy to help you!

Cheers!
Tarun