diff --git a/adminer/include/pdo.inc.php b/adminer/include/pdo.inc.php
index 53b95739..bde1535c 100644
--- a/adminer/include/pdo.inc.php
+++ b/adminer/include/pdo.inc.php
@@ -6,14 +6,6 @@ if (extension_loaded('pdo')) {
 	abstract class PdoDb {
 		var $_result, $server_info, $affected_rows, $errno, $error, $pdo;
 
-		function __construct() {
-			global $adminer;
-			$pos = array_search("SQL", $adminer->operators);
-			if ($pos !== false) {
-				unset($adminer->operators[$pos]);
-			}
-		}
-
 		function dsn($dsn, $username, $password, $options = array()) {
 			$options[\PDO::ATTR_ERRMODE] = \PDO::ERRMODE_SILENT;
 			$options[\PDO::ATTR_STATEMENT_CLASS] = array('Adminer\PdoDbStatement');