diff --git a/db/__init__.py b/db/__init__.py
index 93ec022..ae45bae 100644
--- a/db/__init__.py
+++ b/db/__init__.py
@@ -1,9 +1,9 @@
-from .init_db import get_sqlite_engine, initialize_sqlite_db
+from .init_db import load_sqlite_engine, initialize_sqlite_db
 from .prompt_store import get_prompt_tinydb, initialize_prompt_store
 from .dataset_store import get_all_dataset
 
 __all__ = [
-    "get_sqlite_engine",
+    "load_sqlite_engine",
     "initialize_sqlite_db",
     "get_prompt_tinydb",
     "initialize_prompt_store",
diff --git a/db/init_db.py b/db/init_db.py
index 9fad3af..cb79475 100644
--- a/db/init_db.py
+++ b/db/init_db.py
@@ -14,7 +14,7 @@ from schema.dataset_generation import APIProvider
 # 全局变量，用于存储数据库引擎实例
 _engine: Optional[Engine] = None
 
-def get_sqlite_engine(workdir: str) -> Engine:
+def load_sqlite_engine(workdir: str) -> Engine:
     """
     获取数据库引擎实例。如果引擎尚未创建，则创建一个新的引擎并返回。
 
@@ -74,6 +74,6 @@ if __name__ == "__main__":
     # 定义工作目录路径
     workdir = os.path.join(os.path.dirname(__file__), "..", "workdir")
     # 获取数据库引擎
-    engine = get_sqlite_engine(workdir)
+    engine = load_sqlite_engine(workdir)
     # 初始化数据库
     initialize_sqlite_db(engine)
\ No newline at end of file
diff --git a/global_var.py b/global_var.py
index 594ea55..16866ac 100644
--- a/global_var.py
+++ b/global_var.py
@@ -1,4 +1,4 @@
-from db import get_sqlite_engine, get_prompt_tinydb, get_all_dataset
+from db import load_sqlite_engine, get_prompt_tinydb, get_all_dataset
 from tools import scan_docs_directory
 
 _prompt_store = None
@@ -10,7 +10,7 @@ _workdir = None
 def init_global_var(workdir="workdir"):
     global _prompt_store, _sql_engine, _datasets, _workdir
     _prompt_store = get_prompt_tinydb(workdir)
-    _sql_engine = get_sqlite_engine(workdir)
+    _sql_engine = load_sqlite_engine(workdir)
     _datasets = get_all_dataset(workdir)
     _workdir = workdir