diff --git a/gsuid_core/buildin_plugins/core_command/core_backup/__init__.py b/gsuid_core/buildin_plugins/core_command/core_backup/__init__.py
index 8680219..97d50ec 100644
--- a/gsuid_core/buildin_plugins/core_command/core_backup/__init__.py
+++ b/gsuid_core/buildin_plugins/core_command/core_backup/__init__.py
@@ -1,9 +1,19 @@
+from gsuid_core.sv import SV
+from gsuid_core.bot import Bot
+from gsuid_core.models import Event
 from gsuid_core.aps import scheduler
+from gsuid_core.logger import logger
 from gsuid_core.data_store import get_res_path
 from gsuid_core.utils.database.base_models import DB_PATH
-from gsuid_core.utils.database.models import GsUser, GsCache
 from gsuid_core.utils.backup.backup_files import clean_log, backup_file
+from gsuid_core.utils.database.models import (
+    GsUser,
+    GsCache,
+    CoreUser,
+    CoreGroup,
+)
 
+sv_core_clean = SV('Core清除', pm=0)
 DB_BACKUP = get_res_path(['GsCore', 'database_backup'])
 
 
@@ -11,8 +21,28 @@ DB_BACKUP = get_res_path(['GsCore', 'database_backup'])
 async def database_backup():
     await backup_file(DB_PATH, DB_BACKUP)
     clean_log()
+    logger.success('[早柚核心] 数据库已备份!')
 
 
 @scheduler.scheduled_job('cron', hour=0, minute=2)
 async def clear_cache():
     await GsCache.delete_all_cache(GsUser)
+    logger.success('[早柚核心] 缓存已清除!')
+
+
+# 清除重复user和group
+@scheduler.scheduled_job('cron', hour=1, minute=2)
+async def delete_core_user_group():
+    await CoreUser.clean_repeat_user()
+    await CoreGroup.clean_repeat_group()
+    logger.success('早柚核心] 重复用户和群组已清除!')
+
+
+@sv_core_clean.on_fullmatch(
+    ('core清除数据库', 'Core清除数据库'),
+    block=True,
+)
+async def send_core_master_help_msg(bot: Bot, ev: Event):
+    logger.info('[早柚核心] 开始执行[清除数据库]')
+    await delete_core_user_group()
+    await bot.send('操作已成功完成! 该操作不会影响现有数据!')
diff --git a/gsuid_core/global_val.py b/gsuid_core/global_val.py
index e1561db..a19da15 100644
--- a/gsuid_core/global_val.py
+++ b/gsuid_core/global_val.py
@@ -114,6 +114,7 @@ async def get_global_analysis(bot_id: str, bot_self_id: str):
                 new_user.append(i)
 
     _user_all_list = list(set(user_all_list))
+    out_user = list(set(out_user))
 
     user_num = len(user_data)
     group_num = len(group_data)
diff --git a/gsuid_core/utils/database/models.py b/gsuid_core/utils/database/models.py
index d2d74de..38dcf72 100644
--- a/gsuid_core/utils/database/models.py
+++ b/gsuid_core/utils/database/models.py
@@ -110,6 +110,38 @@ class CoreUser(BaseBotIDModel, table=True):
     user_name: Optional[str] = Field(default='1', title='用户名')
     user_icon: Optional[str] = Field(default='1', title='用户头像')
 
+    @classmethod
+    @with_session
+    async def clean_repeat_user(
+        cls,
+        session: AsyncSession,
+    ):
+        # 移除重复的rows
+        datas = await cls.get_all_data()
+        _lst = []
+        for data in datas:
+            if (
+                data.bot_id,
+                data.user_id,
+                data.group_id,
+                data.user_name,
+            ) in _lst or data.group_id == '1':
+                await cls.delete_row(
+                    bot_id=data.bot_id,
+                    user_id=data.user_id,
+                    group_id=data.group_id,
+                    user_name=data.user_name,
+                )
+            else:
+                _lst.append(
+                    (
+                        data.bot_id,
+                        data.user_id,
+                        data.group_id,
+                        data.user_name,
+                    )
+                )
+
     @classmethod
     @with_session
     async def get_all_user(
@@ -217,6 +249,32 @@ class CoreGroup(BaseBotIDModel, table=True):
     group_name: str = Field(default='1', title='群名')
     group_icon: str = Field(default='1', title='群头像')
 
+    @classmethod
+    @with_session
+    async def clean_repeat_group(
+        cls,
+        session: AsyncSession,
+    ):
+        # 移除重复的rows
+        datas = await cls.get_all_data()
+        _lst = []
+        for data in datas:
+            if (
+                data.bot_id,
+                data.group_id,
+            ) in _lst or data.group_id == '1':
+                await cls.delete_row(
+                    bot_id=data.bot_id,
+                    group_id=data.group_id,
+                )
+            else:
+                _lst.append(
+                    (
+                        data.bot_id,
+                        data.group_id,
+                    )
+                )
+
     @classmethod
     @with_session
     async def get_all_group(