1 files changed, 19 insertions, 0 deletions
diff --git a/db/migrate/20170506085040_add_index_to_pipeline_pipeline_schedule_id.rb b/db/migrate/20170506085040_add_index_to_pipeline_pipeline_schedule_id.rb
new file mode 100644
index 00000000000..08a7f3fc9ab
--- /dev/null
+++ b/db/migrate/20170506085040_add_index_to_pipeline_pipeline_schedule_id.rb
@@ -0,0 +1,19 @@
+class AddIndexToPipelinePipelineScheduleId < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    unless index_exists?(:ci_pipelines, :pipeline_schedule_id)
+      add_concurrent_index(:ci_pipelines, :pipeline_schedule_id)
+    end
+  end
+
+  def down
+    if index_exists?(:ci_pipelines, :pipeline_schedule_id)
+      remove_concurrent_index(:ci_pipelines, :pipeline_schedule_id)
+    end
+  end
+end