Difference between columnar and row-based databases.

Difference between columnar and row-based databases.


There are many types of databases present and there is a lot of confusion(for beginners) to use which one in which cases. To add to the confusion there are columnar databases. In this article, we will look at what is the difference between row-based and columnar databases and where we can use columnar databases. Difference

Redis Cluster backup and restore.

Redis Cluster backup and restore.


Redis is an in-memory cache or key-value store. You can save the keys and values and access them very fast as it resides in memory. You can also persist the data in the disk as it provides an option for the same. One of the most famous ways to use Redis is its clustering mode.