What does horizontal scaling mean?

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                          In database context, I have come across **horizontal scalability** as one of the advantages of the NOSQL databases. What does the term mean?

  - CouchDB on Wikipedia 
  - NoSQL on Wikipedia 

How would it compare to **vertical scaling**?

Asked by Lazer (3361 rep)

Aug 9, 2011, 07:18 PM
Last activity: Feb 11, 2021, 08:53 AM

What does horizontal scaling mean?

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