AS400 / DB2 Programming Tutorial Guide

My favourite guides are :

Tutorial for AS400
http://www.texas400.com/tutas400toc.html


Tutorial/book on DB2
http://publib.boulder.ibm.com/cgi-bin/bookmgr_OS390/BOOKS/DSNAPH11/CCONTENTS

Let me know if you have more to share. 
I am still learning -__-