Oracle Security Question: Download Questions PDF
Explain What are the options available to refresh snapshots?
Answer:
COMPLETE - Tables are completly regenerated using
the snapshot's 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.
the snapshot's 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.
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