Sha256: 2e949181a5026817f1ffb5f4ae678f3338979ad9bb6ad3c7c312b9943eb111b8
Contents?: true
Size: 489 Bytes
Versions: 27
Compression:
Stored size: 489 Bytes
Contents
class CreateFieldHierarchies < ActiveRecord::Migration[6.1]
def change
create_table :field_hierarchies, id: false do |t|
t.integer :ancestor_id, null: false
t.integer :descendant_id, null: false
t.integer :generations, null: false
end
add_index :field_hierarchies, [:ancestor_id, :descendant_id, :generations],
unique: true,
name: "field_anc_desc_idx"
add_index :field_hierarchies, [:descendant_id],
name: "field_desc_idx"
end
end
Version data entries
27 entries across 27 versions & 1 rubygems