1 files changed, 0 insertions, 37 deletions
diff --git a/db/migrate/20161206153753_remove_uniq_name_index_from_namespace.rb b/db/migrate/20161206153753_remove_uniq_name_index_from_namespace.rb
deleted file mode 100644
index 13660cec7aa..00000000000
--- a/db/migrate/20161206153753_remove_uniq_name_index_from_namespace.rb
+++ /dev/null
@@ -1,37 +0,0 @@
-# See http://doc.gitlab.com/ce/development/migration_style_guide.html
-# for more information on how to write migrations for GitLab.
-
-# rubocop:disable RemoveIndex
-class RemoveUniqNameIndexFromNamespace < ActiveRecord::Migration[4.2]
-  include Gitlab::Database::MigrationHelpers
-
-  disable_ddl_transaction!
-
-  DOWNTIME = false
-
-  def up
-    constraint_name = 'namespaces_name_key'
-
-    transaction do
-      if index_exists?(:namespaces, :name)
-        remove_index(:namespaces, :name)
-      end
-
-      # In some bizarre cases PostgreSQL might have a separate unique constraint
-      # that we'll need to drop.
-      if constraint_exists?(constraint_name) && Gitlab::Database.postgresql?
-        execute("ALTER TABLE namespaces DROP CONSTRAINT IF EXISTS #{constraint_name};")
-      end
-    end
-  end
-
-  def down
-    unless index_exists?(:namespaces, :name)
-      add_concurrent_index(:namespaces, :name, unique: true)
-    end
-  end
-
-  def constraint_exists?(name)
-    indexes(:namespaces).map(&:name).include?(name)
-  end
-end