diff --git a/examples/sql_query.py b/examples/sql_query.py
deleted file mode 100644
index 3998861..0000000
--- a/examples/sql_query.py
+++ /dev/null
@@ -1,34 +0,0 @@
-# -*- coding: utf-8 -*-
-import sys
-import time
-import ntchat
-
-wechat = ntchat.WeChat()
-
-# 打开pc微信, smart: 是否管理已经登录的微信
-wechat.open(smart=True)
-
-# 等待登录
-wechat.wait_login()
-
-# 获取群列表并输出
-room_wxid = wechat.get_rooms()[0]["wxid"]
-
-
-def get_room_name(wechat: ntchat.WeChat, room_wxid: str):
-    sql = f"select nickname from contact where username='{room_wxid}'"
-    result = wechat.sql_query(sql, 1)["result"]
-    if result:
-        return result[0][0]
-    return None
-
-
-print("群名是: ", get_room_name(wechat, room_wxid))
-
-# 以下是为了让程序不结束，如果有用于PyQt等有主循环消息的框架，可以去除下面代码
-try:
-    while True:
-        time.sleep(0.5)
-except KeyboardInterrupt:
-    ntchat.exit_()
-    sys.exit()