/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 vote188 views1 answer
Supprimer automatiquement les mots courts des URL pour un meilleur SEO dans WordPress
PHP
0 vote156 views1 answer
WithCount laravel assign generic name
PHP Laravel
0 vote143 views1 answer
Date between query in codeigniter
PHP
0 vote177 views2 answers
In loop how add string by comma in php
PHP
2 votes167 views1 answer
Laravel check if session variable exists
PHP Laravel
0 vote153 views1 answer
Fetch email from url contact form 7
PHP
6 votes155 views4 answers
Unique check with multiple columns laravel validation
PHP Laravel
0 vote146 views1 answer
Laravel Http client throw exception if request is not successful
PHP
0 vote98 views2 answers
Php 8 null safe operator
PHP
4 votes141 views2 answers
On update current timestamp laravel migration
PHP