Add ref to ci_triggers

db/migrate/20170329095325_add_ref_to_triggers.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class AddRefToTriggers < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  # When a migration requires downtime you **must** uncomment the following
+  # constant and define a short and easy to understand explanation as to why the
+  # migration requires downtime.
+  # DOWNTIME_REASON = ''
+
+  # When using the methods "add_concurrent_index" or "add_column_with_default"
+  # you must disable the use of transactions as these methods can not run in an
+  # existing transaction. When using "add_concurrent_index" make sure that this
+  # method is the _only_ method called in the migration, any other changes
+  # should go in a separate migration. This ensures that upon failure _only_ the
+  # index creation fails and can be retried or reverted easily.
+  #
+  # To disable transactions uncomment the following line and remove these
+  # comments:
+  # disable_ddl_transaction!
+
+  def change
+    add_column :ci_triggers, :ref, :string
+  end
+end

db/schema.rb

@@ -308,6 +308,7 @@ ActiveRecord::Schema.define(version: 20170405080720) do
     t.integer "project_id"
     t.integer "owner_id"
     t.string "description"
+    t.string "ref"
   end
 
   add_index "ci_triggers", ["project_id"], name: "index_ci_triggers_on_project_id", using: :btree