What is NoSQL? Database tutorial

https://www.guru99.com/nosql-tutorial... This tutorial introduces NOSQL and compares it with Relational (SQL) Databases

What is NoSQL?
NoSQL is a non-relational DMS, that does not require a fixed schema, avoids joins, and is easy to scale.
Why NoSQL?
The concept of NoSQL databases became popular with Internet giants like Google, Facebook, Amazon, etc. who deal with huge volumes of data. For more watch the training.
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