Distributed Processing Interview Question:

What are the options available to refresh Oracle snapshots?

Submitted by: Administrator

COMPLETE - Tables are completely regenerated using the snapshots query and the master tables every time the snapshot referenced.
FAST - If simple snapshot used then a snapshot log can be used to send the changes to the snapshot tables.
FORCE - Default value. If possible it performs a FAST refresh; Otherwise it will perform a complete refresh.
Submitted by: Administrator