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Inner Join of three tables in SQL MySQL Oracle Server

INNER JOIN is used to fetch data from multiple tables in one query, it helps to save database round trips, but getting data from more than two tables
http://javarevisited.blogspot.com/2012/11/how-to-join-three-tables-in-sql-query-mysql-sqlserver.html

Description:

INNER JOIN is used to fetch data from multiple tables in one query, it helps to save database round trips, but getting data from more than two tables or joining more than two tables e.g. three or four is really tricky in SQL. All major database like MySQL, Oracle and SQL Server all support three table join as shown in this tutorial.

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