we have an oracle database in oracle 9i sizing up to nearly 2 Terra Bytes in OLTP environment. we would like to implement Oracle 10g RAC with Storage as ASM on a SAN raid 5 and 10.
a) What is the best method to migrate this database to Oracle 10g RAC with minimum
b) Can you please also tell me the avg time taken to migrate a 2 TB Size database to 10
c) How are the administratative tasks different with 2 TB database and small databases
below 200 GB
d) What should be the method for backups. Does RMAN support such big database or do we need to go for third party tools .if yes which ones
e) What are the problems that we usually encounter in such big databases