Home |  MySQL Buzz |  FAQ |  Feeds |  Submit your blog feed |  Feedback |  Archive |  Aggregate feed RSS 2.0 English Deutsch Español Français Italiano 日本語 Русский Português 中文
Showing entries 1 to 1

Displaying posts with tag: natural join (reset)

MySQL NATURAL JOIN Tutorial & Examples
+0 Vote Up -0Vote Down

This tutorial explains how you can use NATURAL JOINs and what a natural join is actually. Included are syntax details and example statements.

Generally speaking, the keyword NATURAL can be treated as a join condition which is added implicitly. If used, it replaces the keywords ON and USING altogether. In MySQL writing natural joins means adding the keyword NATURAL to either an INNER JOIN or an OUTER JOIN. Let’s take a look at how a natural join implies a join condition.

Syntax

First of all, some natural join syntax examples. As mentioned earlier, a natural join adds a implicit condition to inner and outer join statements:

-- natural inner join
SELECT

  [Read more...]
Showing entries 1 to 1

Planet MySQL © 1995, 2014, Oracle Corporation and/or its affiliates   Legal Policies | Your Privacy Rights | Terms of Use

Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.