1 files changed, 20 insertions, 0 deletions
diff --git a/db/migrate/20230127155217_add_id_column_to_package_metadata_join_table.rb b/db/migrate/20230127155217_add_id_column_to_package_metadata_join_table.rb
new file mode 100644
index 00000000000..960421ae38e
--- /dev/null
+++ b/db/migrate/20230127155217_add_id_column_to_package_metadata_join_table.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+class AddIdColumnToPackageMetadataJoinTable < Gitlab::Database::Migration[2.1]
+  disable_ddl_transaction!
+
+  COMPOSITE_UNIQUE_INDEX = :i_pm_package_version_licenses_join_ids
+
+  def up
+    drop_constraint(:pm_package_version_licenses, :pm_package_version_licenses_pkey, cascade: true)
+    add_column(:pm_package_version_licenses, :id, :primary_key)
+    add_concurrent_index(:pm_package_version_licenses, [:pm_package_version_id, :pm_license_id], unique: true,
+      name: COMPOSITE_UNIQUE_INDEX)
+  end
+
+  def down
+    remove_column(:pm_package_version_licenses, :id)
+    add_primary_key_using_index(:pm_package_version_licenses, :pm_package_version_licenses_pkey, COMPOSITE_UNIQUE_INDEX)
+    remove_concurrent_index_by_name(:pm_package_version_licenses, COMPOSITE_UNIQUE_INDEX)
+  end
+end