Driver specific BEGIN

git-svn-id: https://adminer.svn.sourceforge.net/svnroot/adminer/trunk@1490 7c3ca157-0c34-0410-bff1-cbf682f78f5c

adminer/drivers/mysql.inc.php

@@ -680,6 +680,13 @@ if (!defined("DRIVER")) {
 		);
 	}
 	
+	/** Begin transaction
+	* @return bool
+	*/
+	function begin() {
+		return queries("BEGIN");
+	}
+	
 	/** Insert data into table
 	* @param string
 	* @param array