examples: mysql concat operator sql example - concatenating two or more strings

mysql concat operator sql example - concatenating two or more strings

Before running this example please make a database hr which can be found: click here to garb the script

mysql-concat-operator-sql-example.php

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  <h2>mysql concat operator sql example - concatenating two or more strings</h2>
  <pre>
   <?php
    /*
     --------------------------------------------------------------------------------------------
     so we have a table named EMPLOYEES in the HR database and we would like to get the value of
     FirstName AND LastName concatenated to a single value by using mysql concat operator.
     --------------------------------------------------------------------------------------------
    */
    $sql = "SELECT concat(FirstName, LastName) FROM employees";
    /*
     -------------------------------------------------------------
     CONCAT() returns NULL if any of the given argument is NULL.
     -------------------------------------------------------------
    */
    /*
     -------------------------------------------------------
     USING PHP YOU CAN DO THIS. 
     GET CONNECTION TO DATABASE BY USING : mysql_connect()
     SELECT DATABASE BY USING : mysql_select_db()
     THEN RUN THE QUERY
     -------------------------------------------------------
    */
    

    mysql_connect('localhost', 'root', 'root');
    mysql_select_db('hr');
    mysql_query($sql);
    
    /*
     ------------------------------------------------------------------------------
     TO RUN THE PHP CODE PROVIDE REAL DATA TO mysql_connect AND mysql_select_db()
     ------------------------------------------------------------------------------
    */
   ?>
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mysql concat operator sql example - concatenating two or more strings - output in the client

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mysql concat operator sql example - concatenating two or more strings

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