14 lines
425 B
Ruby
14 lines
425 B
Ruby
|
# frozen_string_literal: true
|
||
|
|
|
||
|
|
class CreateUploadReferences < ActiveRecord::Migration[6.1]
|
||
|
|
def change
|
||
|
|
create_table :upload_references do |t|
|
||
|
|
t.references :upload, null: false
|
||
|
|
t.references :target, polymorphic: true, null: false
|
||
|
|
t.timestamps
|
||
|
|
end
|
||
|
|
|
||
|
|
add_index :upload_references, [:upload_id, :target_type, :target_id], unique: true, name: 'index_upload_references_on_upload_and_target'
|
||
|
|
end
|
||
|
|
end
|