/PHP/Php pdo Check if row exists in the database

Php pdo Check if row exists in the database

$stmt = $conn->prepare('SELECT * FROM table WHERE ID=?');
$stmt->bindParam(1, $_GET['id'], PDO::PARAM_INT);
$stmt->execute();
$row = $stmt->fetch(PDO::FETCH_ASSOC);

if( ! $row)
{
    echo 'nothing found';
}

/*
$rows = $stmt->fetchAll(PDO::FETCH_ASSOC); // Same here
if( ! $rows)
{
    echo 'nothing found';
}
*/

Source: stackoverflow.com

Php pdo check if record exists before insert

$sql = $dbh->prepare("SELECT COUNT(*) AS `total` FROM directory WHERE telephone = :phone");
$sql->execute(array(':phone' => $telephone));
$result = $sql->fetchObject();

if ($result->total > 0) 
{
    echo 'The telephone number: ' . $telephone. ' is already in the database<br />';
}
else 
{
      echo 'No rows matched the query.';
}

Source: stackoverflow.com

Php pdo check if record exists before insert

ALTER TABLE `requests` ADD UNIQUE `imdbid_unique`(`imdbid`);

Source: stackoverflow.com

Similar codes

0 vote60 views1 answer
How to search locations in php using ajax google script
PHP
4 votes87 views4 answers
Laravel add request
PHP
0 vote99 views1 answer
Same column in and where laravel query
PHP
0 vote90 views1 answer
Codeingniter 3 not like
PHP
0 vote117 views1 answer
Laravel ailed: WebSocket opening handshake was canceled
PHP Laravel
-1 vote94 views1 answer
Php lowercase assoc array
PHP
10 votes87 views4 answers
Error logs wp
PHP
0 vote109 views1 answer
Get absolute path php file
PHP
0 vote88 views1 answer
Laravel datatable columnDefs
PHP
1 vote189 views1 answer
Cake tmp name
PHP CakePHP