Update README.md

lvminghui · web-flow · commit 9430b8bc0177 · 2020-04-16T21:00:07.000+08:00
diff --git a/README.md b/README.md
@@ -46,6 +46,7 @@
 
 ### 深入理解 MySQL
 - [基础篇](https://github.com/lvminghui/Java-Notes/blob/master/docs/%E6%B7%B1%E5%85%A5%E7%90%86%E8%A7%A3MySQL%E5%9F%BA%E7%A1%80%E7%AF%87.md)
+-[高性能实战篇](https://github.com/lvminghui/Java-Notes/blob/master/docs/%E9%AB%98%E6%80%A7%E8%83%BD%E5%AE%9E%E8%B7%B5%E7%AF%87.md)
 ## Redis
 - [Redis 面试题](https://github.com/lvminghui/Java-Notes/blob/master/docs/Redis%20%E9%9D%A2%E8%AF%95%E9%A2%98.md)
 
