search for: household_id

Displaying 2 results from an estimated 2 matches for "household_id".

2006 Apr 27
3
Removing a default value for a foreign key with not null set
Hi all, For various reasons I need to have foreign keys with not null constraints. Eg: create_table :people do |t| t.column :name, :string t.column :household_id, :integer, :null => false end create_table :households do |t| t.column :name, :string end add_foreign_key_constraint :people, :household_id, :households, :id So the people table has a foreign key into households (household_id), and not null is enabled on the column. My problem is...
2005 Jul 14
1
Single-table inheritance and eager loading
...ple table with four types of people: clients, spouses, children, and others all setup using single-table inheritance with a foreign key back to a household record. A Household has_one client and spouse, and has_many children and others. I want to use a single "Household.find(@session [:household_id], :include => [:client, :spouse, :children, :others])" Unfortunately this generates the following error: "Not unique table/ alias: ''people''" with a mammoth query afterwards bulling in the same columns from people four times. Does ActiveRecord simply not let...