111:    account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="CASCADE"), nullable=False, index=True)
272:    assigned_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))
342:    gmail_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))
364:    gmail_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))
===
app/models/__init__.py:111:    account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="CASCADE"), nullable=False, index=True)
app/models/__init__.py:272:    assigned_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))
app/models/__init__.py:342:    gmail_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))
app/models/__init__.py:364:    gmail_account_id = Column(Integer, ForeignKey("gmail_accounts.id", ondelete="SET NULL"))