PHP MySQL Order By
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Display Record from Database in Decending Order
The order by clause is used to fetch data in ascending order or descending order on the basis of column.
mysqli_query() is used to excecte selected query. In below example variable sql is passed inside mysqli_query(), it means excecute selected query when this function called.
Below query used to select data from user table in ascending order on the basis of user_id column.
Syntax
$sql = "SELECT * FROM letter_dispatch ORDER BY user_id";
Below query used to select data from user table in descending order on the basis of user_id column.
Syntax
$sql = "SELECT * FROM letter_dispatch ORDER BY user_id DESC";
connect-db.php
Connect to database
<?php
$server = 'localhost';
$user = 'user_name';
$pass = 'password';
$db = 'database_name';
// Connect to Database
$connection = mysqli_connect($server, $user, $pass)
or die("Could not connect to server ... \n" . mysqli_error ());
// select database
mysqli_select_db($db)
or die("Could not connect to database ... \n" . mysqli_error ());
?>
create-table.php
Create Table in database
<?php
include 'connect-db.php';
$sql = "SELECT * FROM letter_dispatch ORDER BY user_id DESC";
$result = mysqli_query($sql, $connection);
?>
<table>
<tr><th>user_id</th><th>First Name</th><th>Last Name</th></tr>
<?php
if ($result)
{
while($row = mysqli_fetch_array($result))
{
?>
<tr>
<td><?php echo $row["user_id"]; ?></td>
<td><?php echo $row["f_name"]; ?></td>
<td><?php echo $row["l_name"]; ?></td>
</tr>
<?php
}
}
?>
</table>
mysqli_close($conn);
?>
Output
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