1 files changed, 22 insertions, 0 deletions
diff --git a/db/migrate/20201228110238_add_iterations_cadence_to_sprints.rb b/db/migrate/20201228110238_add_iterations_cadence_to_sprints.rb
new file mode 100644
index 00000000000..9d9026a265b
--- /dev/null
+++ b/db/migrate/20201228110238_add_iterations_cadence_to_sprints.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+class AddIterationsCadenceToSprints < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_sprints_iterations_cadence_id'
+
+  def up
+    add_column :sprints, :iterations_cadence_id, :integer unless column_exists?(:sprints, :iterations_cadence_id)
+
+    add_concurrent_index :sprints, :iterations_cadence_id, name: INDEX_NAME
+    add_concurrent_foreign_key :sprints, :iterations_cadences, column: :iterations_cadence_id, on_delete: :cascade
+  end
+
+  def down
+    remove_column :sprints, :iterations_cadence_id if column_exists?(:sprints, :iterations_cadence_id)
+  end
+end