1 files changed, 0 insertions, 35 deletions
diff --git a/db/migrate/20200305020459_add_label_restore_foreign_keys.rb b/db/migrate/20200305020459_add_label_restore_foreign_keys.rb
deleted file mode 100644
index 4b7c68cb20b..00000000000
--- a/db/migrate/20200305020459_add_label_restore_foreign_keys.rb
+++ /dev/null
@@ -1,35 +0,0 @@
-# frozen_string_literal: true
-
-class AddLabelRestoreForeignKeys < ActiveRecord::Migration[6.0]
-  include Gitlab::Database::MigrationHelpers
-
-  DOWNTIME = false
-
-  disable_ddl_transaction!
-
-  def up
-    # create foreign keys
-    connection.foreign_keys(labels_table_name).each do |fk|
-      fk_options = fk.options
-      add_concurrent_foreign_key(backup_labels_table_name, fk.to_table, name: fk.name, column: fk_options[:column])
-    end
-  end
-
-  def down
-    connection.foreign_keys(backup_labels_table_name).each do |fk|
-      with_lock_retries do
-        remove_foreign_key backup_labels_table_name, name: fk.name
-      end
-    end
-  end
-
-  private
-
-  def labels_table_name
-    :labels
-  end
-
-  def backup_labels_table_name
-    :backup_labels
-  end
-end