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PHPでMySQLの接続確認をする

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MySQLのクライアントが入っていないサーバーでMySQLアカウントの確認をする方法です。

ssh 対象のサーバ
vi test.php
-------------------------------------------------------------------------------------------------
<?php
define('HOSTNAME', 'hoge01');
define('DATABASE', 'db1');
define('USERNAME', 'test');
define('PASSWORD', 'hogehoge');

try {
  $db  = new PDO('mysql:host=' . HOSTNAME . ';dbname=' . DATABASE, USERNAME, PASSWORD);
  echo "OK\n";
} catch (PDOException $e) {
  echo "NG\n";
  echo $e->getMessage()."\n";
}
-------------------------------------------------------------------------------------------------
php test.php
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