1 files changed, 17 insertions, 0 deletions
diff --git a/db/migrate/20210818185548_add_tag_ids_index_to_ci_pending_build.rb b/db/migrate/20210818185548_add_tag_ids_index_to_ci_pending_build.rb
new file mode 100644
index 00000000000..b8e00ed9db0
--- /dev/null
+++ b/db/migrate/20210818185548_add_tag_ids_index_to_ci_pending_build.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class AddTagIdsIndexToCiPendingBuild < ActiveRecord::Migration[6.1]
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_ci_pending_builds_on_tag_ids'
+
+  def up
+    add_concurrent_index(:ci_pending_builds, :tag_ids, name: INDEX_NAME, where: 'cardinality(tag_ids) > 0')
+  end
+
+  def down
+    remove_concurrent_index_by_name(:ci_pending_builds, name: INDEX_NAME)
+  end
+end