public function rename($tableNames = [])
    {
        $schema = '';

        $schema .= strtoupper(__FUNCTION__).' TABLE '.PHP_EOL;

        if (is_array($tableNames)) {
            $i = 0;

            $arrCount = count($tableNames);

            foreach ($tableNames as $key => $value) {
                $schema .= '`'.$key.'` TO `'.$value.'`';

                $comma = ($i < $arrCount - 1) ? ',' : '';
                $schema .= $comma.PHP_EOL;
                $i++;
            }
        } else {
            $schema .= '`'.$this->database.'.`'.$this->tableName.'` TO `'.$tableNames.'`'.PHP_EOL;
        }

        $this->schema = $schema;

        return $this;
    }