1 files changed, 18 insertions, 0 deletions
diff --git a/db/migrate/20201022192254_index_project_settings_on_project_id_partially.rb b/db/migrate/20201022192254_index_project_settings_on_project_id_partially.rb
new file mode 100644
index 00000000000..57247bd0f22
--- /dev/null
+++ b/db/migrate/20201022192254_index_project_settings_on_project_id_partially.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class IndexProjectSettingsOnProjectIdPartially < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+  INDEX_NAME = 'index_project_settings_on_project_id_partially'
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :project_settings, :project_id, name: INDEX_NAME, where: 'has_vulnerabilities IS TRUE'
+  end
+
+  def down
+    remove_concurrent_index_by_name :project_settings, INDEX_NAME
+  end
+end