SQL subqueries fundamentals

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SQL subqueries fundamentals

Tutorial explains the main difference between correlated and nested subquery.

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  • Domain - www.vertabelo.com

  • Category - Basic SQL/Advanced SQL

  • Submitted By - Patrycja Dybka

  • Submitted on - 2014-11-05 07:11:44

Description

The article describes what a subquery is and what these useful statements look like.
We’ll:
cover basic examples with the IN, EXISTS, ANY, and ALL operators, look at subqueries in from and where clauses, and explore the difference between correlated and nested subqueries.[...]    More detail...


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