Designing consideration for OLTP /DSS/DW databases
I'm new to designing database.We ahve a new requirment to design a 11g version of OLTP/DSS/DW house databases.
Can you please tell me
1.what are the main thing we need to consdier while designing?
2.Cosiderations from server/machine like RAM,CPU and disk I/O
3.Main consdierations from databases like OFA,SGA,mirroring,Disk I/O,Object structure. etc.,
4.Proactive database tuning parameter,structural considerations
5.Information for user management
Any other valid informations to consider design.
Thanks
Regards,
Isaivani