/ Ruby on Rails
/
disable_index(table_name, index_name)
public

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# File activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb, line 477
      def disable_index(table_name, index_name) # :nodoc:
        raise NotImplementedError unless supports_disabling_indexes?

        query = <<~SQL
          ALTER TABLE #{quote_table_name(table_name)} ALTER INDEX #{index_name} #{mariadb? ? "IGNORED" : "INVISIBLE"}
        SQL
        execute(query)
      end