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Joining Data in SQL

Join two or three tables together into one, combine tables using set theory, and work with subqueries in PostgreSQL.


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What you’ll learn


From this educational resource you may acquire the skills sought by organizations today. The most in demand tool is SQL.

Who will benefit?


Mapping material from this educational resource with nearly 10,000 data-related job maps, we find that those in or pursuing Data Analyst roles have the most to gain.