diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -8,6 +8,8 @@ What's new in AliSQL - Alibaba's fork of MySQL （Percona Live 2016）
 
 AliSQL breakthrough for the future（Percona Live 2017）
 
+AliSQL 引领开源技术变革之路（首届中间件技术峰会）
+
 # RocksDB
 RocksDB(MyRocks)源码学习—写
 
diff --git "a/database/AliSQL/20170724 AliSQL \345\274\225\351\242\206\345\274\200\346\272\220\346\212\200\346\234\257\345\217\230\351\235\251\344\271\213\350\267\257.pdf" "b/database/AliSQL/20170724 AliSQL \345\274\225\351\242\206\345\274\200\346\272\220\346\212\200\346\234\257\345\217\230\351\235\251\344\271\213\350\267\257.pdf"
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diff --git a/database/AliSQL/readme.md b/database/AliSQL/readme.md
index 4232e49..6b3e117 100644
--- a/database/AliSQL/readme.md
+++ b/database/AliSQL/readme.md
@@ -1 +1 @@
-Alibaba's branch of MySQL
+AliSQL：Alibaba's branch of MySQL
diff --git a/database/The Case for Learned Index Structures.pdf b/database/The Case for Learned Index Structures.pdf
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