diff --git a/数据库优化工程师.py b/数据库优化工程师.py
index bc4ebe3..6e4ce6d 100644
--- a/数据库优化工程师.py
+++ b/数据库优化工程师.py
@@ -106,9 +106,9 @@ async def main():
                 create_session_summary=True,
             ),
             # Set add_history_to_messages=true to add the previous chat history to the messages sent to the Model.
-            #add_history_to_messages=True,
+            add_history_to_messages=True,
             # Number of historical responses to add to the messages.
-            #num_history_responses=3,
+            num_history_responses=3,
             markdown=True,
             knowledge=knowledge_base,
             search_knowledge=True,
@@ -118,7 +118,8 @@ async def main():
             # Enable the agent to read the chat history
             read_chat_history=True,
         )
-        await agent.aprint_response("我现在想要记录用户对智能体和课程的使用权限及使用情况，需要如何设计表结构", stream=True)
+        # await agent.aprint_response("我现在想要记录用户对智能体和课程的使用权限及使用情况，需要如何设计表结构", stream=True)
+        await agent.aprint_response("调用get_chat_history", stream=True)
         # await agent.aprint_response("帮我分析一下aq.public数据库,并给出优化建议", stream=True)
         # await agent.aprint_response("阅读下 https://www.lucidchart.com/blog/database-design-best-practices 这篇文章", stream=True)