Complete SAS Programming Guide - Learn SAS and Become a Data Ninja - How to Join Three Tables
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Information Technology (IT), Architecture
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University
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Hard
Wayground Content
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The video tutorial explains how to join three tables in SQL, focusing on the addition of a third table called 'backup contact' with new columns. It covers the necessary SQL code changes, including the use of aliases and the where clause for joining tables. The tutorial concludes with running the SQL code to verify correctness.
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