SQL: The Fundamentals Of SQL: A Complete Beginners Guide To SQL Mastery by Paul Jones

Author:Paul Jones [Jones, Paul]
Language: eng
Format: epub
Publisher: Minhaj Ul Abedin
Published: 2017-03-18T07:00:00+00:00

Some database systems use LEFT OUTER JOIN instead of LEFT JOIN. Here is an example:

RIGHT JOIN

This JOIN operation returns all right table rows and the matching left table rows. When no match is found, the left side returns NULL.

Here’s the syntax for this operation:

Some databases use RIGHT OUTER JOIN instead of LEFT JOIN. Here’s an example:

FULL OUTER JOIN

This JOIN operation displays all rows when at least one table meets the condition. It is a combination of the results from both RIGHT and LEFT join operations.

Here is the syntax:

Download

Copyright Disclaimer:
This site does not store any files on its server. We only index and link to content provided by other sites. Please contact the content providers to delete copyright contents if any and email us, we'll remove relevant links or contents immediately.