/**
* Retrieve associated peer
*
* @return rdbms.Peer
*/
public static function getPeer()
{
return \rdbms\Peer::forName(self::class);
}
/**
* Gets a field's value by the field's name
*
* @param string field name
* @throws lang.IllegalArgumentException in case the field does not exist
*/
public function get($field)
{
if (!isset(Peer::forInstance($this)->types[$field])) {
throw new \lang\IllegalArgumentException('Field "' . $field . '" does not exist for DataSet ' . nameof($this));
}
return $this->{$field};
}
/**
* Retrieve associated peer
*
* @return rdbms.Peer
*/
public static function getPeer()
{
return \rdbms\Peer::forName(__CLASS__);
}
/**
* Returns the fragment SQL
*
* @param rdbms.DBConnection conn
* @param rdbms.Peer peer
* @return string
*/
public function asSql(DBConnection $conn, Peer $peer)
{
$lhs = $this->lhs instanceof SQLFragment ? $this->lhs : $peer->column($this->lhs);
return $conn->prepare('%c ' . str_replace('?', $lhs->getType(), $this->op), $lhs, $this->value);
}
/**
* Returns the fragment SQL
*
* @param rdbms.DBConnection conn
* @param rdbms.Peer peer
* @return string
* @throws rdbms.SQLStateException
*/
public function asSql(\rdbms\DBConnection $conn, \rdbms\Peer $peer)
{
$lhs = $this->lhs instanceof \rdbms\SQLFragment ? $this->lhs : $peer->column($this->lhs);
return $conn->prepare('%c between ' . $lhs->getType() . ' and ' . $lhs->getType(), $lhs, $this->lo, $this->hi);
}