Lesson 12 of 20

Link tables with INNER JOIN and LEFT JOIN

Associate customers with their orders without losing sight of the keys and scope of the result.

24 minSQL Essentials

By the end of this lesson

  • Write a correct join condition
  • Choose between INNER JOIN and LEFT JOIN
  • Avoid unintentional multiplication of lines

SQL Essentials

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Link tables with INNER JOIN and LEFT JOIN — SQL lesson — SQL.tn