Sharding in MongoDB 101 - Geo-Partitioning
Tags can be used to choose where to save your data based on location or any other parameter your application uses. With tags, we can guarantee that users from the US will only write their data to the US datacenter, and users from Europe will only write in the European datacenter, for example. This is part two of our MongoDB Sharding 101 series. To watch part one, click here.