deepdata: core product code (backend, frontend, runtime, deepflow module)

2026-08-30 19:23:38 +08:00
commit bd3db30be9
1405 changed files with 271727 additions and 0 deletions
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+from sqlalchemy import Column, String, TIMESTAMP, Text
+from sqlalchemy.orm import declarative_base
+from sqlalchemy.sql import func
+
+Base = declarative_base()
+
+
+class BaseEntity(Base):
+    """
+    Common base entity with audit fields.
+    Subclasses may set `__ignore_data_scope__ = True` to opt-out of data-scope filtering.
+    """
+    __abstract__ = True
+
+    created_at = Column(TIMESTAMP, server_default=func.current_timestamp(), comment="创建时间")
+    updated_at = Column(TIMESTAMP, server_default=func.current_timestamp(), onupdate=func.current_timestamp(),
+                        comment="更新时间")
+    created_by = Column(String(255), nullable=True, comment="创建者")
+    updated_by = Column(String(255), nullable=True, comment="更新者")
+
+    # default: do enforce data scope unless subclass sets this to True
+    __ignore_data_scope__ = False
+
+
+class LineageNode(Base):
+    """数据血缘：节点表（实体对象）"""
+
+    __tablename__ = "t_lineage_node"
+
+    id = Column(String(36), primary_key=True, comment="节点ID")
+    graph_id = Column(String(36), nullable=True, comment="图ID")
+    node_type = Column(String(64), nullable=False, comment="节点类型")
+    name = Column(String(256), nullable=False, comment="节点名称")
+    description = Column(Text, nullable=True, comment="节点描述")
+    node_metadata = Column(Text, nullable=True, comment="节点扩展信息（JSON）")
+
+
+class LineageEdge(Base):
+    """数据血缘：边表（处理流程）"""
+
+    __tablename__ = "t_lineage_edge"
+
+    id = Column(String(36), primary_key=True, comment="边ID")
+    graph_id = Column(String(36), nullable=True, comment="图ID")
+    process_id = Column(String(36), nullable=True, comment="处理流程ID")
+    edge_type = Column(String(64), nullable=False, comment="边类型")
+    name = Column(String(256), nullable=True, comment="边名称")
+    description = Column(Text, nullable=True, comment="边描述")
+    edge_metadata = Column(Text, nullable=True, comment="边扩展信息（JSON）")
+    from_node_id = Column(String(36), nullable=False, comment="源节点ID")
+    to_node_id = Column(String(36), nullable=False, comment="目标节点ID")