1 files changed, 17 insertions, 0 deletions
diff --git a/db/post_migrate/20221222092958_sync_new_amount_used_with_amount_used.rb b/db/post_migrate/20221222092958_sync_new_amount_used_with_amount_used.rb
new file mode 100644
index 00000000000..9d8e2ee54d6
--- /dev/null
+++ b/db/post_migrate/20221222092958_sync_new_amount_used_with_amount_used.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class SyncNewAmountUsedWithAmountUsed < Gitlab::Database::Migration[2.1]
+  restrict_gitlab_migration gitlab_schema: :gitlab_ci
+
+  def up
+    # This migration will only run on rollback, there is no need for the positive case
+  end
+
+  def down
+    project_usages = define_batchable_model('ci_project_monthly_usages')
+
+    project_usages.each_batch(of: 500) do |batch|
+      batch.where('amount_used > 0').update_all('new_amount_used = amount_used')
+    end
+  end
+end