diff --git a/InsightEngine/utils/db.py b/InsightEngine/utils/db.py
index 78410ef..405c4f1 100644
--- a/InsightEngine/utils/db.py
+++ b/InsightEngine/utils/db.py
@@ -7,7 +7,7 @@
 """
 
 from __future__ import annotations
-
+from urllib.parse import quote_plus
 import asyncio
 import os
 from typing import Any, Dict, Iterable, List, Optional, Union
@@ -36,6 +36,8 @@ def _build_database_url() -> str:
     if os.getenv("DATABASE_URL"):
         return os.getenv("DATABASE_URL")  # 直接使用外部提供的完整URL
 
+    password = quote_plus(password)
+
     if dialect in ("postgresql", "postgres"):
         # PostgreSQL 使用 asyncpg 驱动
         return f"postgresql+asyncpg://{user}:{password}@{host}:{port}/{db_name}"
diff --git a/MindSpider/main.py b/MindSpider/main.py
index 60d5898..bdee1d8 100644
--- a/MindSpider/main.py
+++ b/MindSpider/main.py
@@ -18,6 +18,7 @@ from sqlalchemy.ext.asyncio import create_async_engine, AsyncEngine
 from sqlalchemy import inspect, text
 from config import settings
 from loguru import logger
+from urllib.parse import quote_plus
 
 # 添加项目根目录到路径
 project_root = Path(__file__).parent
@@ -73,10 +74,10 @@ class MindSpider:
         def build_async_url() -> str:
             dialect = (settings.DB_DIALECT or "mysql").lower()
             if dialect == "postgresql":
-                return f"postgresql+asyncpg://{settings.DB_USER}:{settings.DB_PASSWORD}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
+                return f"postgresql+asyncpg://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
             # 默认使用 mysql 异步驱动 asyncmy
             return (
-                f"mysql+asyncmy://{settings.DB_USER}:{settings.DB_PASSWORD}"
+                f"mysql+asyncmy://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}"
                 f"@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}?charset={settings.DB_CHARSET}"
             )
 
@@ -104,9 +105,9 @@ class MindSpider:
         def build_async_url() -> str:
             dialect = (settings.DB_DIALECT or "mysql").lower()
             if dialect == "postgresql":
-                return f"postgresql+asyncpg://{settings.DB_USER}:{settings.DB_PASSWORD}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
+                return f"postgresql+asyncpg://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
             return (
-                f"mysql+asyncmy://{settings.DB_USER}:{settings.DB_PASSWORD}"
+                f"mysql+asyncmy://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}"
                 f"@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}?charset={settings.DB_CHARSET}"
             )
 
diff --git a/MindSpider/schema/db_manager.py b/MindSpider/schema/db_manager.py
index 568df6e..26f423f 100644
--- a/MindSpider/schema/db_manager.py
+++ b/MindSpider/schema/db_manager.py
@@ -13,6 +13,7 @@ import argparse
 from pathlib import Path
 from datetime import datetime, timedelta
 from loguru import logger
+from urllib.parse import quote_plus
 
 # 添加项目根目录到路径
 project_root = Path(__file__).parent.parent
@@ -36,9 +37,9 @@ class DatabaseManager:
         try:
             dialect = (settings.DB_DIALECT or "mysql").lower()
             if dialect in ("postgresql", "postgres"):
-                url = f"postgresql+psycopg://{settings.DB_USER}:{settings.DB_PASSWORD}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
+                url = f"postgresql+psycopg://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}"
             else:
-                url = f"mysql+pymysql://{settings.DB_USER}:{settings.DB_PASSWORD}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}?charset={settings.DB_CHARSET}"
+                url = f"mysql+pymysql://{settings.DB_USER}:{quote_plus(settings.DB_PASSWORD)}@{settings.DB_HOST}:{settings.DB_PORT}/{settings.DB_NAME}?charset={settings.DB_CHARSET}"
             self.engine = create_engine(url, future=True)
             logger.info(f"成功连接到数据库: {settings.DB_NAME}")
         except Exception as e:
diff --git a/MindSpider/schema/init_database.py b/MindSpider/schema/init_database.py
index d561625..e227525 100644
--- a/MindSpider/schema/init_database.py
+++ b/MindSpider/schema/init_database.py
@@ -13,7 +13,7 @@ from __future__ import annotations
 import asyncio
 import os
 from typing import Optional
-
+from urllib.parse import quote_plus
 from loguru import logger
 
 from sqlalchemy.ext.asyncio import create_async_engine
@@ -49,6 +49,7 @@ def _build_database_url() -> str:
     port = str(settings.DB_PORT or ("3306" if dialect == "mysql" else "5432"))
     user = settings.DB_USER or "root"
     password = settings.DB_PASSWORD or ""
+    password = quote_plus(password)
     db_name = settings.DB_NAME or "mindspider"
 
     if dialect in ("postgresql", "postgres"):