diff --git a/app/core/config.py b/app/core/config.py
index 9d5f0c98..b3e28a41 100644
--- a/app/core/config.py
+++ b/app/core/config.py
@@ -82,10 +82,16 @@ class ConfigModel(BaseModel):
     PORT: int = 3001
     # 前端监听端口
     NGINX_PORT: int = 3000
+    # 配置文件目录
+    CONFIG_DIR: Optional[str] = None
+    # 超级管理员
+    SUPERUSER: str = "admin"
     # 是否调试模式
     DEBUG: bool = False
     # 是否开发模式
     DEV: bool = False
+    # 数据库类型，支持 sqlite 和 postgresql，默认使用 sqlite
+    DB_TYPE: str = "sqlite"
     # 是否在控制台输出 SQL 语句，默认关闭
     DB_ECHO: bool = False
     # 数据库连接池类型，QueuePool, NullPool
@@ -100,16 +106,26 @@ class ConfigModel(BaseModel):
     DB_TIMEOUT: int = 60
     # SQLite 是否启用 WAL 模式，默认开启
     DB_WAL_ENABLE: bool = True
+    # PostgreSQL 主机地址
+    DB_POSTGRESQL_HOST: str = "localhost"
+    # PostgreSQL 端口
+    DB_POSTGRESQL_PORT: int = 5432
+    # PostgreSQL 数据库名
+    DB_POSTGRESQL_DATABASE: str = "moviepilot"
+    # PostgreSQL 用户名
+    DB_POSTGRESQL_USERNAME: str = "moviepilot"
+    # PostgreSQL 密码
+    DB_POSTGRESQL_PASSWORD: str = "moviepilot"
+    # PostgreSQL 连接池大小
+    DB_POSTGRESQL_POOL_SIZE: int = 20
+    # PostgreSQL 连接池溢出数量
+    DB_POSTGRESQL_MAX_OVERFLOW: int = 30
     # 缓存类型，支持 cachetools 和 redis，默认使用 cachetools
     CACHE_BACKEND_TYPE: str = "cachetools"
     # 缓存连接字符串，仅外部缓存（如 Redis、Memcached）需要
     CACHE_BACKEND_URL: Optional[str] = None
     # Redis 缓存最大内存限制，未配置时，如开启大内存模式时为 "1024mb"，未开启时为 "256mb"
     CACHE_REDIS_MAXMEMORY: Optional[str] = None
-    # 配置文件目录
-    CONFIG_DIR: Optional[str] = None
-    # 超级管理员
-    SUPERUSER: str = "admin"
     # 辅助认证，允许通过外部服务进行认证、单点登录以及自动创建用户
     AUXILIARY_AUTH_ENABLE: bool = False
     # API密钥，需要更换
@@ -124,6 +140,10 @@ class ConfigModel(BaseModel):
     SEARCH_SOURCE: str = "themoviedb,douban,bangumi"
     # 媒体识别来源 themoviedb/douban
     RECOGNIZE_SOURCE: str = "themoviedb"
+    # 元数据识别缓存过期时间（小时）
+    META_CACHE_EXPIRE: int = 0
+    # 电视剧动漫的分类genre_ids
+    ANIME_GENREIDS: List[int] = Field(default=[16])
     # 刮削来源 themoviedb/douban
     SCRAP_SOURCE: str = "themoviedb"
     # 新增已入库媒体是否跟随TMDB信息变化
@@ -151,10 +171,6 @@ class ConfigModel(BaseModel):
     U115_APP_ID: str = "100196807"
     # Alipan AppId
     ALIPAN_APP_ID: str = "ac1bf04dc9fd4d9aaabb65b4a668d403"
-    # 元数据识别缓存过期时间（小时）
-    META_CACHE_EXPIRE: int = 0
-    # 电视剧动漫的分类genre_ids
-    ANIME_GENREIDS: List[int] = Field(default=[16])
     # 用户认证站点
     AUTH_SITE: str = ""
     # 重启自动升级
diff --git a/app/db/__init__.py b/app/db/__init__.py
index 6b7905c4..df056199 100644
--- a/app/db/__init__.py
+++ b/app/db/__init__.py
@@ -1,19 +1,43 @@
 import asyncio
-from typing import Any, Generator, List, Optional, Self, Tuple, AsyncGenerator, Sequence, Union
+from typing import Any, Generator, List, Optional, Self, Tuple, AsyncGenerator, Union
 
-from sqlalchemy import NullPool, QueuePool, and_, create_engine, inspect, text, select, delete
+from sqlalchemy import NullPool, QueuePool, and_, create_engine, inspect, text, select, delete, Column, Integer, \
+    Sequence
 from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
 from sqlalchemy.orm import Session, as_declarative, declared_attr, scoped_session, sessionmaker
 
 from app.core.config import settings
 
 
+def get_id_column():
+    """
+    根据数据库类型返回合适的ID列定义
+    """
+    if settings.DB_TYPE.lower() == "postgresql":
+        # PostgreSQL使用SERIAL类型
+        return Column(Integer, primary_key=True, index=True)
+    else:
+        # SQLite使用Sequence
+        return Column(Integer, Sequence('id'), primary_key=True, index=True)
+
+
 def _get_database_engine(is_async: bool = False):
     """
     获取数据库连接参数并设置WAL模式
     :param is_async: 是否创建异步引擎，True - 异步引擎, False - 同步引擎
     :return: 返回对应的数据库引擎
     """
+    # 根据数据库类型选择连接方式
+    if settings.DB_TYPE.lower() == "postgresql":
+        return _get_postgresql_engine(is_async)
+    else:
+        return _get_sqlite_engine(is_async)
+
+
+def _get_sqlite_engine(is_async: bool = False):
+    """
+    获取SQLite数据库引擎
+    """
     # 连接参数
     _connect_args = {
         "timeout": settings.DB_TIMEOUT,
@@ -52,7 +76,7 @@ def _get_database_engine(is_async: bool = False):
         _journal_mode = "WAL" if settings.DB_WAL_ENABLE else "DELETE"
         with engine.connect() as connection:
             current_mode = connection.execute(text(f"PRAGMA journal_mode={_journal_mode};")).scalar()
-            print(f"Database journal mode set to: {current_mode}")
+            print(f"SQLite database journal mode set to: {current_mode}")
 
         return engine
     else:
@@ -78,12 +102,68 @@ def _get_database_engine(is_async: bool = False):
             async with async_engine.connect() as _connection:
                 result = await _connection.execute(text(f"PRAGMA journal_mode={_journal_mode};"))
                 _current_mode = result.scalar()
-                print(f"Async database journal mode set to: {_current_mode}")
+                print(f"Async SQLite database journal mode set to: {_current_mode}")
 
         try:
             asyncio.run(set_async_wal_mode())
         except Exception as e:
-            print(f"Failed to set async WAL mode: {e}")
+            print(f"Failed to set async SQLite WAL mode: {e}")
+
+        return async_engine
+
+
+def _get_postgresql_engine(is_async: bool = False):
+    """
+    获取PostgreSQL数据库引擎
+    """
+    # 构建PostgreSQL连接URL
+    if settings.DB_POSTGRESQL_PASSWORD:
+        db_url = f"postgresql://{settings.DB_POSTGRESQL_USERNAME}:{settings.DB_POSTGRESQL_PASSWORD}@{settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}"
+    else:
+        db_url = f"postgresql://{settings.DB_POSTGRESQL_USERNAME}@{settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}"
+
+    # 创建同步引擎
+    if not is_async:
+        # 根据池类型设置 poolclass 和相关参数
+        _pool_class = NullPool if settings.DB_POOL_TYPE == "NullPool" else QueuePool
+
+        # 数据库参数
+        _db_kwargs = {
+            "url": db_url,
+            "pool_pre_ping": settings.DB_POOL_PRE_PING,
+            "echo": settings.DB_ECHO,
+            "poolclass": _pool_class,
+            "pool_recycle": settings.DB_POOL_RECYCLE,
+        }
+
+        # 当使用 QueuePool 时，添加 QueuePool 特有的参数
+        if _pool_class == QueuePool:
+            _db_kwargs.update({
+                "pool_size": settings.DB_POSTGRESQL_POOL_SIZE,
+                "pool_timeout": settings.DB_POOL_TIMEOUT,
+                "max_overflow": settings.DB_POSTGRESQL_MAX_OVERFLOW
+            })
+
+        # 创建数据库引擎
+        engine = create_engine(**_db_kwargs)
+        print(f"PostgreSQL database connected to {settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}")
+
+        return engine
+    else:
+        # 构建异步PostgreSQL连接URL
+        async_db_url = f"postgresql+asyncpg://{settings.DB_POSTGRESQL_USERNAME}:{settings.DB_POSTGRESQL_PASSWORD}@{settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}"
+
+        # 数据库参数，只能使用 NullPool
+        _db_kwargs = {
+            "url": async_db_url,
+            "pool_pre_ping": settings.DB_POOL_PRE_PING,
+            "echo": settings.DB_ECHO,
+            "poolclass": NullPool,
+            "pool_recycle": settings.DB_POOL_RECYCLE,
+        }
+        # 创建异步数据库引擎
+        async_engine = create_async_engine(**_db_kwargs)
+        print(f"Async PostgreSQL database connected to {settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}")
 
         return async_engine
 
diff --git a/app/db/init.py b/app/db/init.py
index d4f838a6..46db4c11 100644
--- a/app/db/init.py
+++ b/app/db/init.py
@@ -18,12 +18,22 @@ def update_db():
     """
     更新数据库
     """
-    db_location = settings.CONFIG_PATH / 'user.db'
     script_location = settings.ROOT_PATH / 'database'
     try:
         alembic_cfg = Config()
         alembic_cfg.set_main_option('script_location', str(script_location))
-        alembic_cfg.set_main_option('sqlalchemy.url', f"sqlite:///{db_location}")
+        
+        # 根据数据库类型设置不同的URL
+        if settings.DB_TYPE.lower() == "postgresql":
+            if settings.DB_POSTGRESQL_PASSWORD:
+                db_url = f"postgresql://{settings.DB_POSTGRESQL_USERNAME}:{settings.DB_POSTGRESQL_PASSWORD}@{settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}"
+            else:
+                db_url = f"postgresql://{settings.DB_POSTGRESQL_USERNAME}@{settings.DB_POSTGRESQL_HOST}:{settings.DB_POSTGRESQL_PORT}/{settings.DB_POSTGRESQL_DATABASE}"
+        else:
+            db_location = settings.CONFIG_PATH / 'user.db'
+            db_url = f"sqlite:///{db_location}"
+            
+        alembic_cfg.set_main_option('sqlalchemy.url', db_url)
         upgrade(alembic_cfg, 'head')
     except Exception as e:
         logger.error(f'数据库更新失败：{str(e)}')
diff --git a/app/db/models/downloadhistory.py b/app/db/models/downloadhistory.py
index 8bdeb40a..11d00294 100644
--- a/app/db/models/downloadhistory.py
+++ b/app/db/models/downloadhistory.py
@@ -1,18 +1,18 @@
 import time
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, JSON, select
+from sqlalchemy import Column, Integer, String, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query
+from app.db import db_query, db_update, get_id_column, Base, async_db_query
 
 
 class DownloadHistory(Base):
     """
     下载历史记录
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 保存路径
     path = Column(String, nullable=False, index=True)
     # 类型 电影/电视剧
@@ -188,7 +188,7 @@ class DownloadFiles(Base):
     """
     下载文件记录
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 下载器
     downloader = Column(String)
     # 下载任务Hash
diff --git a/app/db/models/mediaserver.py b/app/db/models/mediaserver.py
index a9db5732..c15b5d05 100644
--- a/app/db/models/mediaserver.py
+++ b/app/db/models/mediaserver.py
@@ -1,19 +1,19 @@
 from datetime import datetime
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, JSON
+from sqlalchemy import Column, Integer, String, JSON
 from sqlalchemy import select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, async_db_query, Base
+from app.db import db_query, db_update, get_id_column, async_db_query, Base
 
 
 class MediaServerItem(Base):
     """
     媒体服务器媒体条目表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 服务器类型
     server = Column(String)
     # 媒体库ID
diff --git a/app/db/models/message.py b/app/db/models/message.py
index 33678672..6fcad3de 100644
--- a/app/db/models/message.py
+++ b/app/db/models/message.py
@@ -1,17 +1,17 @@
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, JSON, select
+from sqlalchemy import Column, Integer, String, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, Base, async_db_query
+from app.db import db_query, Base, get_id_column, async_db_query
 
 
 class Message(Base):
     """
     消息表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 消息渠道
     channel = Column(String)
     # 消息来源
diff --git a/app/db/models/plugindata.py b/app/db/models/plugindata.py
index 76200148..3e8e46dd 100644
--- a/app/db/models/plugindata.py
+++ b/app/db/models/plugindata.py
@@ -1,14 +1,14 @@
-from sqlalchemy import Column, Integer, String, Sequence, JSON
+from sqlalchemy import Column, String, JSON
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base
+from app.db import db_query, db_update, get_id_column, Base
 
 
 class PluginData(Base):
     """
     插件数据表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     plugin_id = Column(String, nullable=False, index=True)
     key = Column(String, index=True, nullable=False)
     value = Column(JSON)
diff --git a/app/db/models/site.py b/app/db/models/site.py
index d6d856a1..26946eae 100644
--- a/app/db/models/site.py
+++ b/app/db/models/site.py
@@ -1,17 +1,17 @@
 from datetime import datetime
 
-from sqlalchemy import Boolean, Column, Integer, String, Sequence, JSON, select, delete
+from sqlalchemy import Boolean, Column, Integer, String, JSON, select, delete
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query, async_db_update
+from app.db import db_query, db_update, Base, async_db_query, async_db_update, get_id_column
 
 
 class Site(Base):
     """
     站点表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 站点名
     name = Column(String, nullable=False)
     # 域名Key
diff --git a/app/db/models/siteicon.py b/app/db/models/siteicon.py
index 14212ae0..05f7593d 100644
--- a/app/db/models/siteicon.py
+++ b/app/db/models/siteicon.py
@@ -1,15 +1,15 @@
-from sqlalchemy import Column, Integer, String, Sequence, select
+from sqlalchemy import Column, String, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, Base, async_db_query
+from app.db import db_query, Base, get_id_column, async_db_query
 
 
 class SiteIcon(Base):
     """
     站点图标表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 站点名称
     name = Column(String, nullable=False)
     # 域名Key
diff --git a/app/db/models/sitestatistic.py b/app/db/models/sitestatistic.py
index 77c3f0f9..f2874cff 100644
--- a/app/db/models/sitestatistic.py
+++ b/app/db/models/sitestatistic.py
@@ -1,17 +1,17 @@
 from datetime import datetime
 
-from sqlalchemy import Column, Integer, String, Sequence, JSON, select
+from sqlalchemy import Column, Integer, String, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query
+from app.db import db_query, db_update, get_id_column, Base, async_db_query
 
 
 class SiteStatistic(Base):
     """
     站点统计表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 域名Key
     domain = Column(String, index=True)
     # 成功次数
diff --git a/app/db/models/siteuserdata.py b/app/db/models/siteuserdata.py
index a18d356a..17b6002c 100644
--- a/app/db/models/siteuserdata.py
+++ b/app/db/models/siteuserdata.py
@@ -1,18 +1,18 @@
 from datetime import datetime
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, Float, JSON, func, or_, select
+from sqlalchemy import Column, Integer, String, Float, JSON, func, or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, Base, async_db_query
+from app.db import db_query, Base, get_id_column, async_db_query
 
 
 class SiteUserData(Base):
     """
     站点数据表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 站点域名
     domain = Column(String, index=True)
     # 站点名称
diff --git a/app/db/models/subscribe.py b/app/db/models/subscribe.py
index e70d1524..a3dd2d44 100644
--- a/app/db/models/subscribe.py
+++ b/app/db/models/subscribe.py
@@ -1,18 +1,18 @@
 import time
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, Float, JSON, select
+from sqlalchemy import Column, Integer, String, Float, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query, async_db_update
+from app.db import db_query, db_update, get_id_column, Base, async_db_query, async_db_update
 
 
 class Subscribe(Base):
     """
     订阅表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 标题
     name = Column(String, nullable=False, index=True)
     # 年份
diff --git a/app/db/models/subscribehistory.py b/app/db/models/subscribehistory.py
index a1cef575..37d1ca66 100644
--- a/app/db/models/subscribehistory.py
+++ b/app/db/models/subscribehistory.py
@@ -1,17 +1,17 @@
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, Float, JSON, select
+from sqlalchemy import Column, Integer, String, Float, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, Base, async_db_query
+from app.db import db_query, Base, get_id_column, async_db_query
 
 
 class SubscribeHistory(Base):
     """
     订阅历史表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 标题
     name = Column(String, nullable=False, index=True)
     # 年份
diff --git a/app/db/models/systemconfig.py b/app/db/models/systemconfig.py
index 5ecaa039..c7b3dac2 100644
--- a/app/db/models/systemconfig.py
+++ b/app/db/models/systemconfig.py
@@ -1,15 +1,15 @@
-from sqlalchemy import Column, Integer, String, Sequence, JSON, select
+from sqlalchemy import Column, String, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query
+from app.db import db_query, db_update, Base, async_db_query, get_id_column
 
 
 class SystemConfig(Base):
     """
     配置表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 主键
     key = Column(String, index=True)
     # 值
diff --git a/app/db/models/transferhistory.py b/app/db/models/transferhistory.py
index 2c5c5be9..a72695fb 100644
--- a/app/db/models/transferhistory.py
+++ b/app/db/models/transferhistory.py
@@ -1,18 +1,18 @@
 import time
 from typing import Optional
 
-from sqlalchemy import Column, Integer, String, Sequence, Boolean, func, or_, JSON, select
+from sqlalchemy import Column, Integer, String, Boolean, func, or_, JSON, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base, async_db_query
+from app.db import db_query, db_update, get_id_column, Base, async_db_query
 
 
 class TransferHistory(Base):
     """
     整理记录
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 源路径
     src = Column(String, index=True)
     # 源存储
diff --git a/app/db/models/user.py b/app/db/models/user.py
index 09b01161..91f37f9c 100644
--- a/app/db/models/user.py
+++ b/app/db/models/user.py
@@ -1,8 +1,8 @@
-from sqlalchemy import Boolean, Column, Integer, JSON, Sequence, String, select
+from sqlalchemy import Boolean, Column, JSON, String, select
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.orm import Session
 
-from app.db import Base, db_query, db_update, async_db_query, async_db_update
+from app.db import Base, db_query, db_update, async_db_query, async_db_update, get_id_column
 
 
 class User(Base):
@@ -10,7 +10,7 @@ class User(Base):
     用户表
     """
     # ID
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 用户名，唯一值
     name = Column(String, index=True, nullable=False)
     # 邮箱
diff --git a/app/db/models/userconfig.py b/app/db/models/userconfig.py
index 1570a8f5..b8b6eedf 100644
--- a/app/db/models/userconfig.py
+++ b/app/db/models/userconfig.py
@@ -1,14 +1,14 @@
-from sqlalchemy import Column, Integer, String, Sequence, UniqueConstraint, Index, JSON
+from sqlalchemy import Column, String, UniqueConstraint, Index, JSON
 from sqlalchemy.orm import Session
 
-from app.db import db_query, db_update, Base
+from app.db import db_query, db_update, get_id_column, Base
 
 
 class UserConfig(Base):
     """
     用户配置表
     """
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 用户名
     username = Column(String, index=True)
     # 配置键
diff --git a/app/db/models/workflow.py b/app/db/models/workflow.py
index af7ef447..69bf4f5f 100644
--- a/app/db/models/workflow.py
+++ b/app/db/models/workflow.py
@@ -1,10 +1,10 @@
 from datetime import datetime
 from typing import Optional
 
-from sqlalchemy import Column, Integer, JSON, Sequence, String, and_, or_, select
+from sqlalchemy import Column, Integer, JSON, String, and_, or_, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
-from app.db import Base, db_query, db_update, async_db_query, async_db_update
+from app.db import Base, db_query, get_id_column, db_update, async_db_query, async_db_update
 
 
 class Workflow(Base):
@@ -12,7 +12,7 @@ class Workflow(Base):
     工作流表
     """
     # ID
-    id = Column(Integer, Sequence('id'), primary_key=True, index=True)
+    id = get_id_column()
     # 名称
     name = Column(String, index=True, nullable=False)
     # 描述
diff --git a/config/app.env b/config/app.env
index f68ad909..aa484a97 100644
--- a/config/app.env
+++ b/config/app.env
@@ -9,9 +9,31 @@ SUPERUSER=admin
 DEV=false
 # 为指定字幕添加.default后缀设置为默认字幕，支持为'zh-cn'，'zh-tw'，'eng'添加默认字幕，未定义或设置为None则不添加
 DEFAULT_SUB=zh-cn
-# 是否启用内存监控，开启后将定期生成内存快照文件
-MEMORY_ANALYSIS=false
-# 内存快照间隔（分钟）
-MEMORY_SNAPSHOT_INTERVAL=30
-# 保留的内存快照文件数量
-MEMORY_SNAPSHOT_KEEP_COUNT=20
\ No newline at end of file
+# 数据库类型，支持 sqlite 和 postgresql，默认使用 sqlite
+DB_TYPE=sqlite
+# 是否在控制台输出 SQL 语句，默认关闭
+DB_ECHO=False
+# 是否在获取连接时进行预先 ping 操作
+DB_POOL_PRE_PING=True
+# 数据库连接的回收时间（秒）
+DB_POOL_RECYCLE=300
+# 数据库连接池获取连接的超时时间（秒）
+DB_POOL_TIMEOUT=30
+# SQLite 的 busy_timeout 参数，默认为 60 秒
+DB_TIMEOUT=60
+# SQLite 是否启用 WAL 模式，默认开启
+DB_WAL_ENABLE=True
+# PostgreSQL 主机地址
+DB_POSTGRESQL_HOST=localhost
+# PostgreSQL 端口
+DB_POSTGRESQL_PORT=5432
+# PostgreSQL 数据库名
+DB_POSTGRESQL_DATABASE=moviepilot
+# PostgreSQL 用户名
+DB_POSTGRESQL_USERNAME=moviepilot
+# PostgreSQL 密码
+DB_POSTGRESQL_PASSWORD=moviepilot
+# PostgreSQL 连接池大小
+DB_POSTGRESQL_POOL_SIZE=20
+# PostgreSQL 连接池溢出数量
+DB_POSTGRESQL_MAX_OVERFLOW=30
\ No newline at end of file
diff --git a/database/env.py b/database/env.py
index 0efb8484..48ce2736 100644
--- a/database/env.py
+++ b/database/env.py
@@ -40,13 +40,25 @@ def run_migrations_offline() -> None:
 
     """
     url = config.get_main_option("sqlalchemy.url")
-    context.configure(
-        url=url,
-        target_metadata=target_metadata,
-        literal_binds=True,
-        dialect_opts={"paramstyle": "named"},
-        render_as_batch=True
-    )
+    
+    # 根据数据库类型配置不同的参数
+    if url and "postgresql" in url:
+        # PostgreSQL配置
+        context.configure(
+            url=url,
+            target_metadata=target_metadata,
+            literal_binds=True,
+            dialect_opts={"paramstyle": "named"},
+        )
+    else:
+        # SQLite配置
+        context.configure(
+            url=url,
+            target_metadata=target_metadata,
+            literal_binds=True,
+            dialect_opts={"paramstyle": "named"},
+            render_as_batch=True
+        )
 
     with context.begin_transaction():
         context.run_migrations()
@@ -66,9 +78,22 @@ def run_migrations_online() -> None:
     )
 
     with connectable.connect() as connection:
-        context.configure(
-            connection=connection, target_metadata=target_metadata
-        )
+        url = config.get_main_option("sqlalchemy.url")
+        
+        # 根据数据库类型配置不同的参数
+        if url and "postgresql" in url:
+            # PostgreSQL配置
+            context.configure(
+                connection=connection, 
+                target_metadata=target_metadata
+            )
+        else:
+            # SQLite配置
+            context.configure(
+                connection=connection, 
+                target_metadata=target_metadata,
+                render_as_batch=True
+            )
 
         with context.begin_transaction():
             context.run_migrations()
diff --git a/docker/Dockerfile b/docker/Dockerfile
index a663b995..a6b2046b 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -28,6 +28,9 @@ RUN apt-get update -y \
         rsync \
         ffmpeg \
         nano \
+        postgresql-client \
+        postgresql \
+        postgresql-contrib \
     && dpkg-reconfigure --frontend noninteractive tzdata \
     && \
     if [ "$(uname -m)" = "x86_64" ]; \
@@ -84,6 +87,6 @@ RUN cp -f /app/docker/nginx.common.conf /etc/nginx/common.conf \
     && curl -sL "https://github.com/jxxghp/MoviePilot-Resources/archive/refs/heads/main.zip" | busybox unzip -d /tmp - \
     && mv -f /tmp/MoviePilot-Resources-main/resources.v2/* /app/app/helper/ \
     && rm -rf /tmp/*
-EXPOSE 3000
+EXPOSE 3000 5432
 VOLUME [ "${CONFIG_DIR}" ]
 ENTRYPOINT [ "/entrypoint.sh" ]
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
index b79de987..fb37ac53 100644
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -43,6 +43,16 @@ function load_config_from_app_env() {
         ["GITHUB_TOKEN"]=""
         ["MOVIEPILOT_AUTO_UPDATE"]="release"
 
+        # database
+        ["DB_TYPE"]="sqlite"
+        ["DB_POSTGRESQL_HOST"]="localhost"
+        ["DB_POSTGRESQL_PORT"]="5432"
+        ["DB_POSTGRESQL_DATABASE"]="moviepilot"
+        ["DB_POSTGRESQL_USERNAME"]="moviepilot"
+        ["DB_POSTGRESQL_PASSWORD"]="moviepilot"
+        ["DB_POSTGRESQL_POOL_SIZE"]="20"
+        ["DB_POSTGRESQL_MAX_OVERFLOW"]="30"
+
         # cert
         ["ENABLE_SSL"]="false"
         ["SSL_DOMAIN"]=""
@@ -211,12 +221,70 @@ chown -R moviepilot:moviepilot \
     /var/lib/nginx \
     /var/log/nginx
 chown moviepilot:moviepilot /etc/hosts /tmp
+
+# 如果使用PostgreSQL，确保数据目录权限正确
+if [ "${DB_TYPE:-sqlite}" = "postgresql" ]; then
+    POSTGRESQL_DATA_DIR="${CONFIG_DIR}/postgresql"
+    POSTGRESQL_LOG_DIR="${CONFIG_DIR}/postgresql/logs"
+    mkdir -p "${POSTGRESQL_DATA_DIR}" "${POSTGRESQL_LOG_DIR}"
+    chown -R postgres:postgres "${POSTGRESQL_DATA_DIR}" "${POSTGRESQL_LOG_DIR}"
+fi
 # 下载浏览器内核
 if [[ "$HTTPS_PROXY" =~ ^https?:// ]] || [[ "$HTTPS_PROXY" =~ ^https?:// ]] || [[ "$PROXY_HOST" =~ ^https?:// ]]; then
   HTTPS_PROXY="${HTTPS_PROXY:-${https_proxy:-$PROXY_HOST}}" gosu moviepilot:moviepilot playwright install chromium
 else
   gosu moviepilot:moviepilot playwright install chromium
 fi
+# 启动PostgreSQL服务
+if [ "${DB_TYPE:-sqlite}" = "postgresql" ]; then
+    INFO "→ 启动PostgreSQL服务..."
+    
+    # 使用配置目录下的postgresql子目录作为数据目录
+    POSTGRESQL_DATA_DIR="${CONFIG_DIR}/postgresql"
+    POSTGRESQL_LOG_DIR="${CONFIG_DIR}/postgresql/logs"
+    
+    # 创建PostgreSQL数据目录和日志目录
+    mkdir -p "${POSTGRESQL_DATA_DIR}" "${POSTGRESQL_LOG_DIR}"
+    
+    # 初始化PostgreSQL数据目录
+    if [ ! -f "${POSTGRESQL_DATA_DIR}/postgresql.conf" ]; then
+        INFO "初始化PostgreSQL数据目录..."
+        chown -R postgres:postgres "${POSTGRESQL_DATA_DIR}" "${POSTGRESQL_LOG_DIR}"
+        su - postgres -c "initdb -D '${POSTGRESQL_DATA_DIR}'"
+        
+        # 配置PostgreSQL
+        echo "host all all 0.0.0.0/0 md5" >> "${POSTGRESQL_DATA_DIR}/pg_hba.conf"
+        echo "listen_addresses = '*'" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "port = ${DB_POSTGRESQL_PORT:-5432}" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "log_destination = 'stderr'" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "logging_collector = on" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "log_directory = '${POSTGRESQL_LOG_DIR}'" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log'" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "log_rotation_age = 1d" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+        echo "log_rotation_size = 100MB" >> "${POSTGRESQL_DATA_DIR}/postgresql.conf"
+    fi
+    
+    # 确保目录权限正确
+    chown -R postgres:postgres "${POSTGRESQL_DATA_DIR}" "${POSTGRESQL_LOG_DIR}"
+    
+    # 启动PostgreSQL服务
+    su - postgres -c "pg_ctl -D '${POSTGRESQL_DATA_DIR}' -l '${POSTGRESQL_LOG_DIR}/postgresql.log' start"
+    
+    # 等待PostgreSQL启动
+    INFO "等待PostgreSQL服务启动..."
+    until su - postgres -c "pg_isready -h localhost -p ${DB_POSTGRESQL_PORT:-5432}"; do
+        sleep 1
+    done
+    
+    # 创建数据库和用户
+    INFO "创建PostgreSQL数据库和用户..."
+    su - postgres -c "psql -c \"CREATE USER ${DB_POSTGRESQL_USERNAME:-moviepilot} WITH PASSWORD '${DB_POSTGRESQL_PASSWORD:-moviepilot}';\" 2>/dev/null || true"
+    su - postgres -c "psql -c \"CREATE DATABASE ${DB_POSTGRESQL_DATABASE:-moviepilot} OWNER ${DB_POSTGRESQL_USERNAME:-moviepilot};\" 2>/dev/null || true"
+    su - postgres -c "psql -c \"GRANT ALL PRIVILEGES ON DATABASE ${DB_POSTGRESQL_DATABASE:-moviepilot} TO ${DB_POSTGRESQL_USERNAME:-moviepilot};\" 2>/dev/null || true"
+    
+    INFO "PostgreSQL服务启动完成，数据目录: ${POSTGRESQL_DATA_DIR}"
+fi
+
 # 证书管理
 source /app/docker/cert.sh
 # 启动前端nginx服务
diff --git a/requirements.in b/requirements.in
index c9a5db0d..8403afce 100644
--- a/requirements.in
+++ b/requirements.in
@@ -65,6 +65,8 @@ aiofiles~=24.1.0
 aiopathlib~=0.6.0
 asynctempfile~=0.5.0
 aiosqlite~=0.21.0
+psycopg2-binary~=2.9.10
+asyncpg~=0.30.0
 jieba~=0.42.1
 rsa~=4.9
 redis~=6.2.0