vincbeck commented on code in PR #43666:
URL: https://github.com/apache/airflow/pull/43666#discussion_r1831167396
##########
airflow/models/asset.py:
##########
@@ -284,6 +285,46 @@ def for_asset(cls, asset: AssetModel) -> AssetActive:
return cls(name=asset.name, uri=asset.uri)
+class TriggerAssetReference(Base):
+ """References from a trigger to an asset of which it is sending updates."""
+
+ trigger_id = Column(Integer, primary_key=True, nullable=False)
+ asset_id = Column(Integer, primary_key=True, nullable=False)
+
+ trigger = relationship("Trigger", back_populates="assets")
+ asset = relationship("AssetModel", back_populates="triggers")
+
+ __tablename__ = "trigger_asset_reference"
+ __table_args__ = (
+ PrimaryKeyConstraint(trigger_id, asset_id),
+ ForeignKeyConstraint(
+ columns=(trigger_id,),
+ refcolumns=["trigger.id"],
+ ondelete="CASCADE",
+ ),
+ ForeignKeyConstraint(
+ (asset_id,),
+ ["asset.id"],
+ ondelete="CASCADE",
+ ),
+ )
+
+ def __eq__(self, other):
+ if isinstance(other, self.__class__):
+ return self.trigger_id == other.trigger_id and self.asset_id ==
other.asset_id
+ else:
+ return NotImplemented
Review Comment:
Sure
##########
airflow/models/asset.py:
##########
@@ -284,6 +285,46 @@ def for_asset(cls, asset: AssetModel) -> AssetActive:
return cls(name=asset.name, uri=asset.uri)
+class TriggerAssetReference(Base):
+ """References from a trigger to an asset of which it is sending updates."""
+
+ trigger_id = Column(Integer, primary_key=True, nullable=False)
+ asset_id = Column(Integer, primary_key=True, nullable=False)
+
+ trigger = relationship("Trigger", back_populates="assets")
+ asset = relationship("AssetModel", back_populates="triggers")
+
+ __tablename__ = "trigger_asset_reference"
+ __table_args__ = (
+ PrimaryKeyConstraint(trigger_id, asset_id),
+ ForeignKeyConstraint(
+ columns=(trigger_id,),
+ refcolumns=["trigger.id"],
+ ondelete="CASCADE",
+ ),
+ ForeignKeyConstraint(
+ (asset_id,),
+ ["asset.id"],
+ ondelete="CASCADE",
+ ),
+ )
+
+ def __eq__(self, other):
+ if isinstance(other, self.__class__):
+ return self.trigger_id == other.trigger_id and self.asset_id ==
other.asset_id
+ else:
+ return NotImplemented
+
+ def __hash__(self):
+ return hash(self.__mapper__.primary_key)
+
+ def __repr__(self):
+ args = []
+ for attr in [x.name for x in self.__mapper__.primary_key]:
+ args.append(f"{attr}={getattr(self, attr)!r}")
Review Comment:
Sure
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