1 files changed, 19 insertions, 0 deletions
diff --git a/db/migrate/20200420201933_add_check_constraint_to_sprint_must_belong_to_project_or_group.rb b/db/migrate/20200420201933_add_check_constraint_to_sprint_must_belong_to_project_or_group.rb
new file mode 100644
index 00000000000..9962eab95e3
--- /dev/null
+++ b/db/migrate/20200420201933_add_check_constraint_to_sprint_must_belong_to_project_or_group.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class AddCheckConstraintToSprintMustBelongToProjectOrGroup < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  CONSTRAINT_NAME = 'sprints_must_belong_to_project_or_group'
+
+  def up
+    add_check_constraint :sprints, '(project_id != NULL AND group_id IS NULL) OR (group_id != NULL AND project_id IS NULL)', CONSTRAINT_NAME
+  end
+
+  def down
+    remove_check_constraint :sprints, CONSTRAINT_NAME
+  end
+end