About Derby

[Eranda Sooriyabandara]

Hi,
I am Eranda Sooriyabandara from Sri Lanka. I study at Department of
Computer Science and Engineering, University of Moratuwa Sri Lanka. I
have Knowledge on C,Java including database,mysql,php and little XML.
If doing the Servicability improvements to the Derby Query Optimizer
task what other knowledge do i need to improve? I have a better
knoladge on Derby database after reading your and what other things
that i can do for gain my knowledge about Derby? Thanks