diff --git a/pkg/entity/persistence/bot.py b/pkg/entity/persistence/bot.py
index 355e1208..77e13994 100644
--- a/pkg/entity/persistence/bot.py
+++ b/pkg/entity/persistence/bot.py
@@ -7,11 +7,12 @@ class Bot(Base):
     """机器人"""
     __tablename__ = 'bots'
 
-    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True)
+    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True, unique=True)
     name = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     description = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     adapter = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     adapter_config = sqlalchemy.Column(sqlalchemy.JSON, nullable=False)
     enable = sqlalchemy.Column(sqlalchemy.Boolean, nullable=False, default=False)
+    use_pipeline_uuid = sqlalchemy.Column(sqlalchemy.String(255), nullable=True)
     created_at = sqlalchemy.Column(sqlalchemy.DateTime, nullable=False, server_default=sqlalchemy.func.now())
     updated_at = sqlalchemy.Column(sqlalchemy.DateTime, nullable=False, server_default=sqlalchemy.func.now(), onupdate=sqlalchemy.func.now())
diff --git a/pkg/entity/persistence/model.py b/pkg/entity/persistence/model.py
index a77ffd27..13700f25 100644
--- a/pkg/entity/persistence/model.py
+++ b/pkg/entity/persistence/model.py
@@ -8,7 +8,7 @@ class LLMModel(Base):
     """LLM 模型"""
     __tablename__ = 'llm_models'
 
-    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True)
+    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True, unique=True)
     name = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     description = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     requester = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
diff --git a/pkg/entity/persistence/pipeline.py b/pkg/entity/persistence/pipeline.py
index 6d1b499d..369cd57a 100644
--- a/pkg/entity/persistence/pipeline.py
+++ b/pkg/entity/persistence/pipeline.py
@@ -7,7 +7,7 @@ class LegacyPipeline(Base):
     """旧版流水线"""
     __tablename__ = 'legacy_pipelines'
 
-    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True)
+    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True, unique=True)
     name = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     description = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     created_at = sqlalchemy.Column(sqlalchemy.DateTime, nullable=False, server_default=sqlalchemy.func.now())
@@ -22,7 +22,7 @@ class PipelineRunRecord(Base):
     """流水线运行记录"""
     __tablename__ = 'pipeline_run_records'
 
-    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True)
+    uuid = sqlalchemy.Column(sqlalchemy.String(255), primary_key=True, unique=True)
     pipeline_uuid = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     status = sqlalchemy.Column(sqlalchemy.String(255), nullable=False)
     created_at = sqlalchemy.Column(sqlalchemy.DateTime, nullable=False, server_default=sqlalchemy.func.now())