3 years ago

Category: Database

If you have ever installed Mongo 3.x version and worrying as to how to upgrade it to Mongo 4.x. This story is a brief overview as to how to upgrade Mongo and it is divided into three segments

Now we have to take an immediate step to upgrade mongo and maintain the same version of mongo across the nodes.

For instance, To upgrade from a version earlier than the 3.6-series, you must successively upgrade major releases until you have upgraded to 3.6-series. For example, if you are running a 3.4-series, you must upgrade first to 3.6 before you can upgrade to 4.0.