Use persistent connection

Author: mevdschee

src/Tqdev/PhpCrudApi/Database/GenericDB.php

@@ -45,6 +45,7 @@ private function getOptions(): array
         $options = array(
             \PDO::ATTR_ERRMODE => \PDO::ERRMODE_EXCEPTION,
             \PDO::ATTR_DEFAULT_FETCH_MODE => \PDO::FETCH_ASSOC,
+            \PDO::ATTR_PERSISTENT => true,
         );
         switch ($this->driver) {
             case 'mysql':return $options + [

tests/fixtures/blog_mysql.sql

@@ -159,4 +159,6 @@ CREATE TABLE `kunsthåndværk` (
 INSERT INTO `kunsthåndværk` (`id`, `Umlauts ä_ö_ü-COUNT`) VALUES
 ('e42c77c6-06a4-4502-816c-d112c7142e6d', 1);
 
+SET foreign_key_checks = 1;
+
 -- 2016-11-05 13:11:47