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Asked: 2026-05-13T15:43:38+00:00

What exactly is NoSQL? Is it database systems that only work with {key:value} pairs?

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What exactly is NoSQL? Is it database systems that only work with {key:value} pairs?

As far as I know MemCache is one of such database systems, am I right?

What other popular NoSQL databases are there and where exactly are they useful?

Thanks, Boda Cydo.

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  1. Editorial Team

    From wikipedia:

    NoSQL is an umbrella term for a loosely defined class of non-relational data stores that break with a long history of relational databases and ACID guarantees. Data stores that fall under this term may not require fixed table schemas, and usually avoid join operations. The term was first popularised in early 2009.

    The motivation for such an architecture was high scalability, to support sites such as Facebook, advertising.com, etc…

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