/PHP/Php pdo check if record exists before insert

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

Pdo insert or update if exists

REPLACE INTO ***** SET name = ?, slideView = ?, company = ?

Source: stackoverflow.com

Similar codes

0 vote301 views1 answer
Add Text After or Before on the Shop Page/Archive Page
PHP
0 vote326 views1 answer
Php rechercher dans une chaine
PHP
8 votes304 views1 answer
Laravel store link
PHP
0 vote319 views1 answer
Set laravel local time to indonesia
PHP
3 votes290 views2 answers
Laravel migration on delete set null
PHP Laravel
22 votes332 views5 answers
Foreign key string laravel
PHP Laravel
1 vote339 views1 answer
Php check name
PHP
0 vote295 views1 answer
455
PHP
4 votes349 views2 answers
Auth guard (admin) is not defined laravel 8
PHP
0 vote320 views1 answer
Laravel lang with parameter
PHP