CREATE TABLE test (
id tinyint(4) DEFAULT '0' NOT NULL,
lala set('one','two','three') NOT NULL
);
INSERT INTO test VALUES '1', 'one,two,three');
$result = mysql_query("SELECT lala FROM test WHERE id='1'");
$row = mysql_fetch_array($result);
$theArray = explode(",", $row['lala']);
echo $theArray[0];
echo $theArray[1];
echo $theArray[2];
....
Now you have all vars in the array $theArray.