- Fixed, that PDO-Exceptions could contain strings as the exception-code: http://php.net/manual/en/class.exception.php#Hcom115813 (cHao's comment)

Author: rkr

src/Builder/QueryStatement.php

@@ -45,7 +45,12 @@ public function getStatement() {
 	public function execute(array $params = []) {
 		return $this->exceptionHandler(function () use ($params) {
 			$timer = microtime(true);
-			$response = $this->statement->execute($params);
+			try {
+				$response = $this->statement->execute($params);
+			} catch (PDOException $e) {
+				/** @link http://php.net/manual/en/class.exception.php#Hcom115813 (cHao's comment) */
+				throw new PDOException($e->getMessage(), (int) $e->getCode());
+			}
 			$this->queryLoggers->log($this->query, microtime(true) - $timer);
 			return $response;
 		});

src/Databases/MySQL/MySQLExceptionInterpreter.php

@@ -12,8 +12,8 @@ class MySQLExceptionInterpreter {
 	 * @throw PDOException
 	 */
 	public function throwMoreConcreteException(PDOException $exception) {
-		$code = $exception->errorInfo[1];
-		$message = $exception->errorInfo[2];
+		$code = (int) $exception->errorInfo[1];
+		$message = (string) $exception->errorInfo[2];
 		if($code === 1213) {
 			throw new SqlDeadLockException($message, $code, $exception);
 		}