edit

src/Dever/Model.php

@@ -86,7 +86,7 @@ class Model
                 if (!$this->partition['create']) {
                     $this->config['table'] .= '_' . $this->partition['database'];
                 }
-                $path .= '_' . $this->partition['database'] . DIRECTORY_SEPARATOR;
+                $path .= '/' . $this->partition['database'];
             }
             if (isset($this->partition['table']) && $this->partition['table']) {
                 $this->config['table'] .= '_' . $this->partition['table'];