From 3e445a31334ddb48583f82f3a6ddd4a3f9289ee5 Mon Sep 17 00:00:00 2001
From: Edward Betts <edward@4angle.com>
Date: Sun, 22 Dec 2019 10:22:46 +0000
Subject: [PATCH] Add a foreign key to the triple table.
---
depicts/model.py | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/depicts/model.py b/depicts/model.py
index b23c3c1..3c92751 100644
--- a/depicts/model.py
+++ b/depicts/model.py
@@ -105,10 +105,14 @@ class Item(Base):
class Triple(Base):
__tablename__ = 'triple'
- subject_id = Column(Integer, primary_key=True)
+ subject_id = Column(Integer,
+ ForeignKey('item.item_id'),
+ primary_key=True)
predicate_id = Column(Integer, primary_key=True, index=True)
object_id = Column(Integer, primary_key=True, index=True)
+ subject = relationship('Item', backref='triples')
+
class HumanItem(Base):
__tablename__ = 'human'
item_id = Column(Integer, primary_key=True, autoincrement=False)