Wednesday, March 30, 2011

How to make PHP MYSQL Connection?

How to make PHP MYSQL CONNECTION ?

/*
** Connect to database:
*/

// connect to the database
$con = mysql_connect('localhost','testuser','testpassword')
or die('Could not connect to the server!');

// select a database:
mysql_select_db('testdb')
or die('Could not select a database.');


/*
** Fetch some rows from database:
*/

// read username from URL
$username = $_GET['username'];

// escape bad chars:
$username = mysql_real_escape_string($username);

// build query: Denizli Haber
$sql = "SELECT id, timestamp, text FROM logs WHERE username = '$username'";

// execute query:
$result = mysql_query($sql) Barbie Oyunları
or die('A error occured: ' . mysql_error());

// get result count:
$count = mysql_num_rows($result);
print "Showing $count rows:
";

// fetch results:
while ($row = mysql_fetch_assoc($result)) {
$row_id = $row['id'];
$row_text = $row['text'];

print "#$row_id: $row_text
\n";
}


/*
** Do a insert query:
*/

// create SQL query:
$sql = "INSERT INTO logs (timestamp, text) VALUES (NOW(), 'some text here!')";

// execute query:
$result = mysql_query($sql) or die('A error occured: ' . mysql_error());

// get the new ID of the last insert command
$new_id = mysql_insert_id();



/*
** Do a update query:
*/

// create SQL query:
$sql = "UPDATE logs SET text='New text!' WHERE id='1'";

// execute query:
$result = mysql_query($sql) or die('A error occured: ' . mysql_error());



/*
** Do a delete query:
*/

// create SQL query:
$sql = "DELETE FROM logs WHERE id='1'";

// execute query:
$result = mysql_query($sql) or die('A error occured: ' . mysql_error());



// Have fun!

No comments:

Post a Comment