php pdo check if record exists before insert

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showing results for - "php pdo check if record exists before insert"

1$sql = $dbh->prepare("SELECT COUNT(*) AS `total` FROM directory WHERE telephone = :phone");
2$sql->execute(array(':phone' => $telephone));
3$result = $sql->fetchObject();
4
5if ($result->total > 0) 
6{
7    echo 'The telephone number: ' . $telephone. ' is already in the database<br />';
8}
9else 
10{
11      echo 'No rows matched the query.';
12}
13

1ALTER TABLE `requests` ADD UNIQUE `imdbid_unique`(`imdbid`);
2

1REPLACE INTO ***** SET name = ?, slideView = ?, company = ?

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