A RIGHT OUTER JOIN is one of the JOIN operations that allow you to specify a JOIN clause. It preserves the unmatched rows from the second (right) table, . Summary: in this tutorial, you will learn how to use SQL outer join including left outer join, right outer join and full outer join. If you want to learn about SQL INNER . This tutorial shows you how to use the RIGHT OUTER JOIN in Oracle to query data from multiple tables.
A right outer join is a method of combining tables. Simple Example: Lets say you have a Students table, and a Lockers table. In SQL , the first table you specify in a join , Students , is the LEFT table, and the . Find original one at: Difference between JOIN and OUTER JOIN in MySQL. FULL JOIN: It combines the of both left and right outer joins.
When it comes to the right vs left outer join debate, it is more about point-of-view. Once you learn a left outer join , learning a right is easy!
Left outer join returns all rows of table on left side of join. An outer join is similar to equijoin but it gets also the non-matched rows from the table.