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Fix child delete failing due to SQLAlchemy nullifying FK before DB cascade

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Add passive_deletes=True to daily_sessions and activity_logs relationships
so the ORM defers to MySQL's ON DELETE CASCADE instead of trying to SET NULL.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Derek Cooper
2026-02-27 23:32:17 -08:00
parent 51a1639fee
commit 15ce6dbb4d
1 changed files with 2 additions and 2 deletions
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backend/app/models/child.py
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@@ -16,8 +16,8 @@ class Child(TimestampMixin, Base):
user: Mapped["User"] = relationship("User", back_populates="children") # noqa: F821 user: Mapped["User"] = relationship("User", back_populates="children") # noqa: F821
daily_sessions: Mapped[list["DailySession"]] = relationship( # noqa: F821 daily_sessions: Mapped[list["DailySession"]] = relationship( # noqa: F821
"DailySession", back_populates="child" "DailySession", back_populates="child", passive_deletes=True
) )
activity_logs: Mapped[list["ActivityLog"]] = relationship( # noqa: F821 activity_logs: Mapped[list["ActivityLog"]] = relationship( # noqa: F821
"ActivityLog", back_populates="child" "ActivityLog", back_populates="child", passive_deletes=True
) )