diff --git a/fastphp/base/Model.php b/fastphp/base/Model.php
index 77a30f9..d15a7d8 100644
--- a/fastphp/base/Model.php
+++ b/fastphp/base/Model.php
@@ -2,7 +2,7 @@
 /*
  * @Author: your name
  * @Date: 2020-09-30 17:32:46
- * @LastEditTime: 2020-11-16 16:09:31
+ * @LastEditTime: 2020-11-17 15:17:09
  * @LastEditors: kangkang
  * @Description: In User Settings Edit
  * @FilePath: /phptest/fastphp/base/Model.php
@@ -77,9 +77,9 @@ class Model extends Sql
      * @param {*}
      * @return {*}
      */
-    public function getNewOne($fields = '*')
+    public function getNewOne($fields = '*',$where = [])
     {
-        return $this->field($fields)->order('id desc')->fetch();
+        return $this->field($fields)->where($where)->order('id desc')->fetch();
     }
     /**
      * @description: 更新一条数据
diff --git a/fastphp/db/Sql.php b/fastphp/db/Sql.php
index 90ec041..953d54e 100644
--- a/fastphp/db/Sql.php
+++ b/fastphp/db/Sql.php
@@ -85,6 +85,20 @@ class Sql
         }
     }
 
+    /**
+     * left join
+     * @param array $order 排序条件
+     * @return $this
+     * $order='id desc'
+     */
+    public function join($condition = '')
+    {
+        if ($condition) {
+            $this->filter = ' LEFT JOIN ' . $condition . ' ';
+        }
+        return $this;
+    }
+
     /**
      * 拼装排序条件
      * @param array $order 排序条件