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# frozen_string_literal: true
class CreateNamespacesIdParentIdPartialIndex < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
NAME = 'index_namespaces_id_parent_id_is_null'
disable_ddl_transaction!
def up
add_concurrent_index :namespaces, :id, where: 'parent_id IS NULL', name: NAME
end
def down
remove_concurrent_index :namespaces, :id, name: NAME
end
end
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