NoSQL databases
There was a time when knowing RDBMS was a must for all developers, especially for those who were working on database-driven applications. The expectation was that you must know what primary keys were, what joins were, how to normalize databases, and what entity-relationship diagrams were. However, slowly this scenario is fading and a new concept of NoSQL is emerging in today's world, where vast data-driven applications are still in play.
Before we move forward, let's talk about why engineers are focusing on non-RDBMS technologies. The reason is simple. Data-driven applications have grown in a tremendous way and they're generating terabytes of data around the world in every hour of the day. To process such data and get the desired ...
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