diff --git a/config.yaml b/config.yaml
index 8e2902d..e164d71 100644
--- a/config.yaml
+++ b/config.yaml
@@ -16,6 +16,9 @@ llm:
   stream: false
   model_path: ""
   ollama_host: "http://localhost:11434"
+database:
+  type: "sqlite"
+  url: "sqlite:///skills.db"
 skills_directory: "C:\\Users\\sonto\\Workspace\\base_agent\\skills\\OpenCLI\\skills"  # 新增：SKILL.md 文件所在目录
 # ── 本地 MCP Server 配置 ───────────────────────────────────────
 mcp:
diff --git a/config/settings.py b/config/settings.py
index 0df46aa..36da518 100644
--- a/config/settings.py
+++ b/config/settings.py
@@ -252,6 +252,10 @@ class AgentConfig:
     session_timeout:   int  = 3600
     fallback_to_rules: bool = True
 
+@dataclass
+class DatabaseConfig:
+    type: str   = "sqlite"
+    url: str    = None
 
 # ════════════════════════════════════════════════════════════════
 # 顶层 AppConfig
@@ -283,7 +287,8 @@ class AppConfig:
         memory:     MemoryConfig,
         logging:    LoggingConfig,
         agent:      AgentConfig,
-        skills_directory: str = "./skills"
+        skills_directory: str = "./skills",
+        database: DatabaseConfig = DatabaseConfig()
     ):
         self.llm        = llm
         self.mcp        = mcp
@@ -293,6 +298,7 @@ class AppConfig:
         self.logging    = logging
         self.agent      = agent
         self.skills_directory = skills_directory
+        self.database = database
 
     @property
     def enabled_mcp_skills(self) -> list[MCPSkillConfig]:
@@ -375,7 +381,11 @@ class ConfigLoader:
             memory=cls._build_memory(raw.get("memory", {})),
             logging=cls._build_logging(raw.get("logging", {})),
             agent=cls._build_agent(raw.get("agent", {})),
-            skills_directory=raw.get("skills_directory", "")
+            skills_directory=raw.get("skills_directory", ""),
+            database=DatabaseConfig(
+                type=raw.get("database", {}).get("type", "sqlite"),
+                url=raw.get("database", {}).get("url", "sqlite:///skills.db"),
+            )
         )
 
     # ── LLM ───────────────────────────────────────────────────
diff --git a/database/__init__.py b/database/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/database/database.py b/database/database.py
new file mode 100644
index 0000000..aae7d44
--- /dev/null
+++ b/database/database.py
@@ -0,0 +1,64 @@
+# database.py
+from sqlalchemy import create_engine, Column, Integer, String, DateTime, true
+from sqlalchemy.ext.declarative import declarative_base
+from sqlalchemy.orm import sessionmaker
+from datetime import datetime
+
+from config.settings import settings
+
+Base = declarative_base()
+
+
+class SkillUpload(Base):
+    __tablename__ = 'skill_uploads'
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    name = Column(String, nullable=False, unique=True)
+    description = Column(String, nullable=True)
+    skill_id = Column(String, nullable=False, unique=True)
+    upload_time = Column(DateTime, default=datetime.utcnow)
+
+    def __repr__(self):
+        return f"<SkillUpload(name='{self.name}', upload_time='{self.upload_time}')>"
+
+
+class DatabaseManager:
+    """数据库管理器，提供文件上传和查询功能"""
+
+    def __init__(self):
+        self.engine = create_engine(settings.database.url)
+        Base.metadata.create_all(self.engine)  # 创建表
+        self.Session = sessionmaker(bind=self.engine)
+
+    def add_skill_upload(self, skill_name: str, skill_id: str, description: str) -> None:
+        """添加技能上传记录到数据库"""
+        session = self.Session()
+        new_skill = SkillUpload(name=skill_name,
+                                skill_id=skill_id,
+                                description=description)
+        session.add(new_skill)
+        session.commit()
+        session.close()
+
+    def get_skill_by_name(self, skill_name: str) -> SkillUpload | None:
+        """根据名称查询单个技能上传记录"""
+        session = self.Session()
+        skill = session.query(SkillUpload).filter(SkillUpload.name == skill_name).first()
+        session.close()
+        return skill
+
+    def get_all_skills(self) -> list[SkillUpload]:
+        """获取所有技能上传记录"""
+        session = self.Session()
+        skills = session.query(SkillUpload).all()
+        session.close()
+        return skills
+
+    def skill_exists(self, skill_name: str) -> bool:
+        """检查技能是否已上传"""
+        session = self.Session()
+        exists = session.query(SkillUpload).filter(SkillUpload.name == skill_name).count() > 0
+        session.close()
+        return exists
+
+db_manager: DatabaseManager = DatabaseManager()
\ No newline at end of file