1 files changed, 18 insertions, 0 deletions
diff --git a/db/migrate/20210303165201_add_index_for_succeeded_deployments.rb b/db/migrate/20210303165201_add_index_for_succeeded_deployments.rb
new file mode 100644
index 00000000000..1ae5b36d2f2
--- /dev/null
+++ b/db/migrate/20210303165201_add_index_for_succeeded_deployments.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class AddIndexForSucceededDeployments < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'index_deployments_on_environment_id_status_and_finished_at'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index(:deployments, %i[environment_id status finished_at], name: INDEX_NAME)
+  end
+
+  def down
+    remove_concurrent_index_by_name(:deployments, INDEX_NAME)
+  end
+end