diff --git a/main_service.py b/main_service.py
index 7915697..5c18e13 100644
--- a/main_service.py
+++ b/main_service.py
@@ -55,8 +55,7 @@ from vanna.flask import VannaFlaskApp
 vn = create_vana()
 app = VannaFlaskApp(vn,chart=False)
 init_vn(vn)
-
-
+cache = app.cache
 @app.flask_app.route("/api/v0/generate_sql_2", methods=["GET"])
 def generate_sql_2():
     """
@@ -87,10 +86,14 @@ def generate_sql_2():
 
     if question is None:
         return jsonify({"type": "error", "error": "No question provided"})
-
-    #id = self.cache.generate_id(question=question)
+    id = cache.generate_id(question=question)
     data = vn.generate_sql_2(question=question)
-
+    data['id'] =id
+    sql = data["resp"]["sql"]
+    print("sql:",sql)
+    cache.set(id=id, field="question", value=question)
+    cache.set(id=id, field="sql", value=sql)
+    print("data---------------------------",data)
 
     return jsonify(data)
 
diff --git a/service/cus_vanna_srevice.py b/service/cus_vanna_srevice.py
index 899c04b..22375cd 100644
--- a/service/cus_vanna_srevice.py
+++ b/service/cus_vanna_srevice.py
@@ -2,6 +2,7 @@ from email.policy import default
 from typing import List
 
 import orjson
+import pandas as pd
 from vanna.base import VannaBase
 from vanna.flask import MemoryCache
 from vanna.qdrant import Qdrant_VectorStore
@@ -18,8 +19,6 @@ from datetime import datetime
 class OpenAICompatibleLLM(VannaBase):
     def __init__(self, client=None, config_file=None):
         VannaBase.__init__(self, config=config_file)
-        self.cache = MemoryCache()
-
         # default parameters - can be overrided using config
         self.temperature = 0.5
         self.max_tokens = 5000
@@ -170,8 +169,6 @@ class OpenAICompatibleLLM(VannaBase):
                 [{'role': 'system', 'content': sys_char_temp}, {'role': 'user', 'content': user_char_temp}], **kwargs)
             print(llm_response2)
             result['chart'] = orjson.loads(extract_nested_json(llm_response2))
-        result['id'] = self.cache.generate_id(question=question)
-        print("result----------------------{0}".format(result))
         return result
 
     def generate_rewritten_question(self, last_question: str, new_question: str, **kwargs) -> str:
diff --git a/util/load_ddl_doc.py b/util/load_ddl_doc.py
index b7de0d2..a1e2d5a 100644
--- a/util/load_ddl_doc.py
+++ b/util/load_ddl_doc.py
@@ -14,13 +14,13 @@ from service.cus_vanna_srevice import CustomVanna
 #                  )
 #     """,
 # ]
-list_documentions = [
-    """
-    gender 字段 0代表女性，1代表男性;
-    查询address时,尽量使用like查询，如:select * from db_user where address like '%北京%';
-    语法为sqlite语法;
-    """,
-]
+# list_documentions = [
+#     """
+#     gender 字段 0代表女性，1代表男性;
+#     查询address时,尽量使用like查询，如:select * from db_user where address like '%北京%';
+#     语法为sqlite语法;
+#     """,
+# ]
 table_ddls = [
     """
     CREATE TABLE 人员库表 (