26 lines
797 B
Ruby
26 lines
797 B
Ruby
# frozen_string_literal: true
|
|
|
|
class AddMergeRequestBlocks < ActiveRecord::Migration[5.0]
|
|
include Gitlab::Database::MigrationHelpers
|
|
|
|
DOWNTIME = false
|
|
|
|
def change
|
|
create_table :merge_request_blocks, id: :bigserial do |t|
|
|
t.references :blocking_merge_request,
|
|
index: false, null: false,
|
|
foreign_key: { to_table: :merge_requests, on_delete: :cascade }
|
|
|
|
t.references :blocked_merge_request,
|
|
index: true, null: false,
|
|
foreign_key: { to_table: :merge_requests, on_delete: :cascade }
|
|
|
|
t.index [:blocking_merge_request_id, :blocked_merge_request_id],
|
|
unique: true,
|
|
name: 'index_mr_blocks_on_blocking_and_blocked_mr_ids'
|
|
|
|
t.timestamps_with_timezone
|
|
end
|
|
end
|
|
end
|