Normally, we store object like

    1,Smith,Joe,40000;2,Jones,Mary,50000;3,Johnson,Cathy,44000;

However, some say store as 

    1,2,3;Smith,Jones,Johnson;Joe,Mary,Cathy;40000,50000,44000;

is better for many cases...

http://www.infoq.com/news/2007/09/row-vs-column-dbs

ROW base DB are dead end? - http://slideshot.epfl.ch/play/suri_stonebraker
