/**
*
* @param int $consistency
* @param array $options
* @return string
*/
public static function queryParameters($consistency, array $options = [])
{
$flags = 0;
$optional = '';
if (isset($options['serial_consistency'])) {
$flags |= Query::FLAG_WITH_SERIAL_CONSISTENCY;
$optional .= pack('n', $options['serial_consistency']);
}
if (isset($options['default_timestamp'])) {
$flags |= Query::FLAG_WITH_DEFAULT_TIMESTAMP;
$optional .= Type\Bigint::binary($options['default_timestamp']);
}
if (!empty($options['names_for_values'])) {
/**
* @link https://github.com/duoshuo/php-cassandra/issues/40
*/
throw new \Cassandra\Exception('NAMES_FOR_VALUES in batch request seems never work in Cassandra 2.1.x. Keep NAMES_FOR_VALUES flag false to avoid this bug.');
$flags |= Query::FLAG_WITH_NAMES_FOR_VALUES;
}
return pack('n', $consistency) . pack('C', $flags) . $optional;
}
