Get Started with SQL JOINs

Learn left join, inner join, self join using examples

Destin Gong
Towards Data Science
9 min readJan 4, 2021

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Photo by Aida L on Unsplash

To perform advanced analytical processing and data discovery, one table is often not enough to bring valuable insights, hence combining multiple tables together is unavoidable. SQL, as a tool to communicate with relational database, provides the functionality to build relationships among tables. This article introduces how to…

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