[PHP-WIN] xml and php

hiii i have my database on mySQL, and i wish to extract the data from certain tables , and store them in XML files. Does anyone know how this is done? thanks,

[PHP-WIN] dom

hii to cofingure my apache and php to use php dom...where do I type this command --with -dom i can't get the dom functions to work..can any one help me in the installation..i used the manual...but unfortunately to no avail thks

[PHP-WIN] xml rdf and php

hii i'm a university student, doing my project on rdf , xml and php. i'm tying to use php dom of php3.0 to create xml pages and to add tags...but the functions are not functioning...the function are declared as undefined...can any one help plus, has any one some knowledge about how to to use RDF