MySQL Group by one column, but select all data

Question

I\'ve got a database which contains lots of data. I would like to select all data, but Group by one column.

So for example:

column a | column b
examp         


        

Answer 1

The example live of accordion: http://jsfiddle.net/WMUJ3/207/ Just implement in code below. ;)

The code to mount data:

    Your page

    

        

            
        

    



{$row->column_a}";

        //This get the values with column a some value
        $sql2 = "SELECT column_b FROM table WHERE column_a LIKE '%{$row->column_a}%'";
        $result2 = mysql_query($sql2) or die(mysql_error());

        $html .= '
';
        while ($row2 = mysql_fetch_object($result2)) {
            $html .= '
{$row2->column_b}
';
        }
        $html .= '
';

    }

    return $html;

}

?>