Query
CREATE TABLE plan_rules_to_households (
group_plan_rule_id CHAR(32),
household_id CHAR(32),
FOREIGN KEY(group_plan_rule_id) REFERENCES group_meal_plan_rules (id),
FOREIGN KEY(household_id) REFERENCES households (id),
CONSTRAINT group_plan_rule_id_household_id_key UNIQUE (group_plan_rule_id, household_id)
)