diff --git a/helper.php b/helper.php
index 703cc273..57b8ae49 100644
--- a/helper.php
+++ b/helper.php
@@ -124,7 +124,7 @@ if (!function_exists('input')) {
         if ($pos = strpos($key, '.')) {
             // 指定参数来源
             $method = substr($key, 0, $pos);
-            if (in_array($method, ['get', 'post', 'put', 'delete', 'param', 'request', 'session', 'cookie', 'server', 'env', 'path', 'file'])) {
+            if (in_array($method, ['get', 'post', 'put', 'patch', 'delete', 'param', 'request', 'session', 'cookie', 'server', 'env', 'path', 'file'])) {
                 $key = substr($key, $pos + 1);
             } else {
                 $method = 'param';
@@ -191,7 +191,7 @@ if (!function_exists('db')) {
      */
     function db($name = '', $config = [])
     {
-        return Db::connect($config)->name($name);
+        return Db::connect($config, true)->name($name);
     }
 }