diff --git a/notes/Leetcode-Database 题解.md b/notes/Leetcode-Database 题解.md
index ec1e31af..b4f57eec 100644
--- a/notes/Leetcode-Database 题解.md	
+++ b/notes/Leetcode-Database 题解.md	
@@ -890,7 +890,7 @@ ORDER BY
 | score | Rank |
 | :---: | :--: |
 |  4.2  |  1   |
-|  4.2  |  2   |
+|  4.2  |  1   |
 |  4.1  |  2   |
 
 连接情况如下：