diff --git a/api/models/dataset.py b/api/models/dataset.py
index 3d5ee70e30..6109d4a605 100644
--- a/api/models/dataset.py
+++ b/api/models/dataset.py
@@ -60,6 +60,7 @@ class Dataset(db.Model):  # type: ignore[name-defined]
     embedding_model_provider = db.Column(db.String(255), nullable=True)
     collection_binding_id = db.Column(StringUUID, nullable=True)
     retrieval_model = db.Column(JSONB, nullable=True)
+    built_in_field_enabled = db.Column(db.Boolean, nullable=False, server_default=db.text("false"))
 
     @property
     def dataset_keyword_table(self):
diff --git a/api/services/dataset_service.py b/api/services/dataset_service.py
index 38025b5213..66fa62cd83 100644
--- a/api/services/dataset_service.py
+++ b/api/services/dataset_service.py
@@ -582,9 +582,30 @@ class DocumentService:
 
         return document
 
+    @staticmethod
+    def get_document_by_ids(document_ids: list[str]) -> list[Document]:
+        documents = db.session.query(Document).filter(Document.id.in_(document_ids),
+                                                      Document.enabled == True,
+                                                      Document.indexing_status == "completed",
+                                                      Document.archived == False,
+                                                      ).all()
+        return documents
+
     @staticmethod
     def get_document_by_dataset_id(dataset_id: str) -> list[Document]:
-        documents = db.session.query(Document).filter(Document.dataset_id == dataset_id, Document.enabled == True).all()
+        documents = db.session.query(Document).filter(Document.dataset_id == dataset_id, 
+                                                      Document.enabled == True,
+                                                      ).all()
+
+        return documents
+    
+    @staticmethod
+    def get_working_documents_by_dataset_id(dataset_id: str) -> list[Document]:
+        documents = db.session.query(Document).filter(Document.dataset_id == dataset_id, 
+                                                      Document.enabled == True,
+                                                      Document.indexing_status == "completed",
+                                                      Document.archived == False,
+                                                      ).all()
 
         return documents