we r doing some application and SQL server as backend DB Server. this sql server has to be updated continiously 24*7 with data from 3 external sources Cache DB, Iformix and Oracle DB servers. How to handle this in such away that all changes at 3 external sources to be updated to SQL server and this data will use by our application at frondend.
we though of ODBC., but ODBC is very very slow. It should lke Shadowing.
How to handle this?. any help will greatly appreciated.
Thanks in advance.