Latest Tutorials| Questions and Answers|Ask Questions?|Site Map



Home Sql Sqljoin PHP SQL Right Join

Related Tutorials


 
 

Share on Google+Share on Google+

PHP SQL Right Join

Advertisement
JOIN is used to query data from two or more tables. The right join is used in case of need to return all rows from the right table, even if the left table doesn't have any match.

PHP SQL Right Join

     

This Example illustrates how to use right join clause in the sql query. 

JOIN is used to query data from two or more tables. The right join is used in case of need to return all rows from the right table, even if the left table doesn't have any match. In this example right join is used to join the two table data according to the emp_id field of the "message" table. We are using "emp","message" tables in the example. We will find the name from emp table and messages from message table where emp_id in both tables are equal. The fetched result is displayed on the browser as below and the complete source code is available below for download or copy the code as per your need.

 

 

 

Table: emp

Table: message

 

Source Code of rightJoin.php

<?php
  $con = mysql_connect("localhost","root","root");
  if (!$con) {
  die('Could not connect: ' . mysql_error());
  }

  mysql_select_db("test", $con);
  $result = mysql_query("SELECT emp.name, message.messages FROM emp 
   RIGHT JOIN message ON emp.emp_id = message.emp_id"
);
  echo "<table border='1'>
  <tr>
  <th>Name</th>
  <th>Message</th>
  </tr>";
  while ($row = mysql_fetch_array($result)) {
  echo "<tr>";
  echo "<td>" . $row['name'] "</td>";
  echo "<td>" . $row['messages'] "</td>";
  echo "</tr>";
  }
  echo "</table>";
  
  mysql_close($con);
?>

 

Output:

Download Source Code

Advertisement

If you enjoyed this post then why not add us on Google+? Add us to your Circles



Liked it!  Share this Tutorial


Follow us on Twitter, or add us on Facebook or Google Plus to keep you updated with the recent trends of Java and other open source platforms.

Posted on: January 16, 2009

Related Tutorials

Discuss: PHP SQL Right Join  

Post your Comment


Your Name (*) :
Your Email :
Subject (*):
Your Comment (*):
  Reload Image
 
 
Comments:0
DMCA.com