evseevnn\Cassandra\Database::appendQueryToStack PHP Метод

    private function appendQueryToStack($cql, array $values)
    {
        $valuesModified = false;
        foreach ($values as $key => $value) {
            if (is_string($key) && isset($this->batchQueryData[$key])) {
                $newFieldName = $key . self::POSTFIX_DUPLICATE_QUERY_VARIABLE;
                $cql = str_replace(":{$key}", ":{$newFieldName}", $cql);
                unset($values[$key]);
                $values[$newFieldName] = $value;
                $valuesModified = true;
            }
        }
        if ($valuesModified) {
            // Retry
            $this->appendQueryToStack($cql, $values);
        } else {
            $this->batchQuery .= rtrim($cql, ';') . ";\n";
            $this->batchQueryData = array_merge($this->batchQueryData, $values);
        }
    }