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LESSON: sql-references-join-tables



By the end of this, developers should be able to:

  • Create tables with foreign key references.
  • Create join tables to represent many-to-many relationships.
  • Insert rows in join tables to create many-to-many relationships.
  • Select data about many-to-many relationships using join tables.


Join Table: A table generated from joining two different tables by one or more shared column names. Also know as a Junction Table. There are two kinds of JOIN operations to generate a Join Table: INNER and OUTER joins.

JOIN: Operation that allows the joining of two tables into Join Table. JOIN is the verb used in SQL to join two tables.

Inner Join:

Outer Join:

Left Join:

Right Join:


  • note about lesson


Code Topic

  • description of code block:
  • // code goes here