From e8154bf52664813f5d485c49305ab115f51be262 Mon Sep 17 00:00:00 2001
From: littlefattiger <6698381@qq.com>
Date: Sun, 2 Apr 2023 18:44:23 -0700
Subject: [PATCH] Update links for tow books, newer version (#428)

---
 docs/好书推荐.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/好书推荐.md b/docs/好书推荐.md
index eabc977..29f39ff 100644
--- a/docs/好书推荐.md
+++ b/docs/好书推荐.md
@@ -51,7 +51,7 @@
 
 - [Architecture of a Database System](https://dsf.berkeley.edu/papers/fntdb07-architecture.pdf) [[豆瓣](https://book.douban.com/subject/17665384/)]
 - [Readings in Database Systems](http://www.redbook.io/) [[豆瓣](https://book.douban.com/subject/2256069/)]
-- Database System Concepts [[豆瓣](https://book.douban.com/subject/10548379/)]
+- Database System Concepts : 7th Edition [[豆瓣](https://book.douban.com/subject/30345517/)]
 
 ## 编译原理
 
@@ -114,7 +114,7 @@
 
 - 设计模式: 可复用面向对象软件的基础 [[豆瓣](https://book.douban.com/subject/1052241/)]
 - 大话设计模式 [[豆瓣](https://book.douban.com/subject/2334288/)]
-- [Head First 设计模式](https://awesome-programming-books.github.io/design-pattern/HeadFirst%E8%AE%BE%E8%AE%A1%E6%A8%A1%E5%BC%8F.pdf) [[豆瓣](https://book.douban.com/subject/2243615/)]
+- Head First Design Patterns 2nd ed. [[豆瓣](https://book.douban.com/subject/35097022/)]
 
 ## 深度学习