18 lines
524 B
Ruby
18 lines
524 B
Ruby
|
# frozen_string_literal: true
|
||
|
|
|
||
|
|
class CopyPostUploadsToUploadReferences < ActiveRecord::Migration[6.1]
|
||
|
|
def up
|
||
|
|
execute <<~SQL
|
||
|
|
INSERT INTO upload_references(upload_id, target_type, target_id, created_at, updated_at)
|
||
|
|
SELECT post_uploads.upload_id, 'Post', post_uploads.post_id, uploads.created_at, uploads.updated_at
|
||
|
|
FROM post_uploads
|
||
|
|
JOIN uploads ON uploads.id = post_uploads.upload_id
|
||
|
|
ON CONFLICT DO NOTHING
|
||
|
|
SQL
|
||
|
|
end
|
||
|
|
|
||
|
|
def down
|
||
|
|
raise ActiveRecord::IrreversibleMigration
|
||
|
|
end
|
||
|
|
end
|