/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 vote365 views1 answer
Laravel webmix scss
PHP
0 vote319 views1 answer
Php mysql insert timestamp now
PHP
61 votes317 views6 answers
Php delete array element
PHP
1 vote370 views2 answers
Php string replace space
PHP
0 vote352 views1 answer
Time zone for php is not set (configuration parameter "date.timezone").
PHP
0 vote369 views1 answer
Laravel nginx permissions
PHP
9 votes308 views6 answers
How to receive json data in php
PHP
0 vote329 views1 answer
Run phpcs from vs code for wordpress
PHP
0 vote319 views1 answer
Php parse url get path
PHP
0 vote378 views1 answer
Laravel get all old input
PHP Laravel