1 files changed, 16 insertions, 0 deletions
diff --git a/db/migrate/20180815170510_add_partial_index_to_ci_builds_artifacts_file.rb b/db/migrate/20180815170510_add_partial_index_to_ci_builds_artifacts_file.rb
new file mode 100644
index 00000000000..5e041ea6559
--- /dev/null
+++ b/db/migrate/20180815170510_add_partial_index_to_ci_builds_artifacts_file.rb
@@ -0,0 +1,16 @@
+class AddPartialIndexToCiBuildsArtifactsFile < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'partial_index_ci_builds_on_id_with_legacy_artifacts'.freeze
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index(:ci_builds, :id, where: "artifacts_file <> ''", name: INDEX_NAME)
+  end
+
+  def down
+    remove_concurrent_index_by_name(:ci_builds, INDEX_NAME)
+  end
+end