1 files changed, 17 insertions, 0 deletions
diff --git a/db/post_migrate/20210824102624_add_project_namespace_index_to_project.rb b/db/post_migrate/20210824102624_add_project_namespace_index_to_project.rb
new file mode 100644
index 00000000000..d88a31fca7d
--- /dev/null
+++ b/db/post_migrate/20210824102624_add_project_namespace_index_to_project.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class AddProjectNamespaceIndexToProject < ActiveRecord::Migration[6.1]
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_projects_on_project_namespace_id'
+
+  def up
+    add_concurrent_index :projects, :project_namespace_id, name: INDEX_NAME, unique: true
+  end
+
+  def down
+    remove_concurrent_index_by_name :projects, INDEX_NAME
+  end
+end