diff --git a/CoreModules/plugin_interface.py b/CoreModules/plugin_interface.py
index 95db270..e5e9808 100644
--- a/CoreModules/plugin_interface.py
+++ b/CoreModules/plugin_interface.py
@@ -36,7 +36,8 @@ class PluginInterface(ABC):
 
     @final
     def register_table(self, db_model: DatabaseModel) -> None:
-        cursor = get_db().conn.cursor()
+        db = get_db()
+        cursor = db.conn.cursor()
         sql = f"CREATE TABLE IF NOT EXISTS {db_model.table_name} ({', '.join([f'{name} {field_def}' for name, field_def in db_model.column_defs.items()])})"
         config.Log("Info", f"{ConsoleFrontColor.LIGHTMAGENTA_EX}为表 {db_model.table_name} 创建: {sql}{ConsoleFrontColor.RESET}")
         try:
@@ -44,6 +45,40 @@ class PluginInterface(ABC):
         except Exception as e:
             config.Log("Error", f"{ConsoleFrontColor.RED}为表 {db_model.table_name} 创建失败: {e}{ConsoleFrontColor.RESET}")
 
+        try:
+            cursor.execute(f"PRAGMA table_info({db_model.table_name})")
+            existing_columns = {row["name"] for row in cursor.fetchall()}
+        except Exception as e:
+            config.Log("Error", f"{ConsoleFrontColor.RED}查询表 {db_model.table_name} 列信息失败: {e}{ConsoleFrontColor.RESET}")
+            return
+
+        constraint_keywords = ("PRIMARY KEY", "FOREIGN KEY", "UNIQUE", "CHECK")
+        for column_name, column_def in db_model.column_defs.items():
+            column_name_upper = column_name.upper()
+            column_def_upper = column_def.upper()
+            if any(keyword in column_name_upper for keyword in constraint_keywords) or any(
+                column_def_upper.startswith(keyword) for keyword in constraint_keywords
+            ):
+                continue
+            if " " in column_name or "(" in column_name:
+                continue
+            if column_name in existing_columns:
+                continue
+            alter_sql = f"ALTER TABLE {db_model.table_name} ADD COLUMN {column_name} {column_def}"
+            config.Log(
+                "Info",
+                f"{ConsoleFrontColor.LIGHTMAGENTA_EX}为表 {db_model.table_name} 添加缺失列: {alter_sql}{ConsoleFrontColor.RESET}",
+            )
+            try:
+                cursor.execute(alter_sql)
+            except Exception as e:
+                config.Log("Error", f"{ConsoleFrontColor.RED}为表 {db_model.table_name} 添加列 {column_name} 失败: {e}{ConsoleFrontColor.RESET}")
+                continue
+        try:
+            db.conn.commit()
+        except Exception as e:
+            config.Log("Error", f"{ConsoleFrontColor.RED}提交表 {db_model.table_name} 列更新失败: {e}{ConsoleFrontColor.RESET}")
+
     @final
     def execute(self, path:str) -> Optional[APIRouter]:
         '''