1 files changed, 21 insertions, 0 deletions
diff --git a/db/migrate/20220919225631_add_index_packages_packages_on_project_id_and_lower_version_to_packages.rb b/db/migrate/20220919225631_add_index_packages_packages_on_project_id_and_lower_version_to_packages.rb
new file mode 100644
index 00000000000..23b58522639
--- /dev/null
+++ b/db/migrate/20220919225631_add_index_packages_packages_on_project_id_and_lower_version_to_packages.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+class AddIndexPackagesPackagesOnProjectIdAndLowerVersionToPackages < Gitlab::Database::Migration[2.0]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_packages_packages_on_project_id_and_lower_version'
+  NUGET_PACKAGE_TYPE = 4
+
+  def up
+    add_concurrent_index(
+      :packages_packages,
+      'project_id, LOWER(version)',
+      name: INDEX_NAME,
+      where: "package_type = #{NUGET_PACKAGE_TYPE}"
+    )
+  end
+
+  def down
+    remove_concurrent_index_by_name(:packages_packages, INDEX_NAME)
+  end
+end