Change release links table ID to bigserial

db/migrate/20181228175414_create_releases_link_table.rb

@@ -6,7 +6,7 @@ class CreateReleasesLinkTable < ActiveRecord::Migration[5.0]
   DOWNTIME = false
 
   def change
-    create_table :release_links do |t|
+    create_table :release_links, id: :bigserial do |t|
       t.references :release, null: false, index: false, foreign_key: { on_delete: :cascade }
       t.string :url, null: false
       t.string :name, null: false

db/schema.rb

@@ -1798,7 +1798,7 @@ ActiveRecord::Schema.define(version: 20190103140724) do
     t.index ["source_type", "source_id"], name: "index_redirect_routes_on_source_type_and_source_id", using: :btree
   end
 
-  create_table "release_links", force: :cascade do |t|
+  create_table "release_links", id: :bigserial, force: :cascade do |t|
     t.integer "release_id", null: false
     t.string "url", null: false
     t.string "name", null: false