更新 sql.md

sql.md

@@ -44,4 +44,20 @@ where
     where
       `client_id` = '客户端ID'
   );
+```
+
+## 查智能体对话日志
+
+1. 查询所有切片号，假设查询出来的`part`是[1,2]
+
+```sql
+select part from log_agent_chat where del_flag = '0';
+```
+
+2. 根据切片号查询并合并各个切片表的数据
+
+```sql
+select * from log_agent_chat_1 where chat_window_id = <会话ID>
+UNION ALL
+select * from log_agent_chat_2 where chat_window_id = <会话ID>
 ```