Oracle 10 g

Hi All,

If i download oracle 10g from oracle site, will that work with SAP.

Which is the correct version of oracle 10g. for windows 2003, on dual core processor PC.

Currently i am having DVDs of SAP 4.7 EE with oracle 8i with ora patches.

can i change the databaseand instal.

Any other suggestion?

Thanks in advance

Bidhu