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24 MySQL Delete Data.php
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24 MySQL Delete Data.php
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<!-- PHP MySQL Delete Data -->
<title>PHP MySQL Delete Data</title>
<?php
# = = = = = MySQLi Object-oriented = = = = =
$serverName = "localhost";
$userName = "root";
$password = "";
$databaseName = "doctor";
// Create connection
$conn = new mysqli($serverName, $userName, $password, $databaseName);
// Check connection
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
// sql to delete a record
$sql = "DELETE FROM employee WHERE id=2";
if ($conn->query($sql) === TRUE) {
echo "Record deleted successfully";
} else {
echo "Error deleting record: " . $conn->error;
}
// Close Connection
$conn->close();
?>
<hr>
<?php
# = = = = = MySQLi Procedural = = = = =
$serverName = "localhost";
$userName = "root";
$password = "";
$databaseName = "engineer";
// Create connection
$conn = mysqli_connect($serverName, $userName, $password, $databaseName);
// Check connection
if (!$conn) {
die("Connection failed: " . mysqli_connect_error());
}
// sql to delete a record
$sql = "DELETE FROM employee WHERE id=2";
if (mysqli_query($conn, $sql)) {
echo "Record deleted successfully";
} else {
echo "Error deleting record: " . mysqli_error($conn);
}
// Close Connection
mysqli_close($conn);
?>
<hr>
<?php
# = = = = = PDO = = = = =
$serverName = "localhost";
$userName = "root";
$password = "";
$databaseName = "lawyer";
try {
$conn = new PDO("mysql:host=$serverName;dbname=$databaseName", $userName, $password);
// set the PDO error mode to exception
$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
// sql to delete a record
$sql = "DELETE FROM employee WHERE id=2";
// use exec() because no results are returned
$conn->exec($sql);
echo "Record deleted successfully";
} catch (PDOException $e) {
echo $sql . "<br>" . $e->getMessage();
}
// Close Connection
$conn = null;
?>
<hr>