diff --git a/library/think/controller/rest.php b/library/think/controller/rest.php
index 028be28c..64bed282 100644
--- a/library/think/controller/rest.php
+++ b/library/think/controller/rest.php
@@ -13,7 +13,7 @@ namespace think\controller;
 
 use think\Response;
 
-abstract class rest
+abstract class Rest
 {
 
     protected $_method = ''; // 当前请求类型
diff --git a/library/traits/model/query.php b/library/traits/model/query.php
index fe589d94..52702d93 100644
--- a/library/traits/model/query.php
+++ b/library/traits/model/query.php
@@ -73,6 +73,7 @@ trait Query
             $this->commit();
         } catch (\think\exception $e) {
             $this->rollback();
+            return false;
         }
         return true;
     }