I am looking for changes to - say - customer records.
Is it reliable to look at the oldest and newest pair of journal records
for a given file/RRN combination?
For example, a customer's favorite color changed today several times -
from GREEN to red to blue to ORANGE.
Is it reliable to only look at the GREEN (oldest journal record) and the
ORANGE (newest journal record) to find what the current favorite color is?
Or can the rollbacks get me into trouble with this logic?
I think I am OK - if ORANGE changed to yellow with a rollback, I think
that the last journal record would still show ORANGE still, so I should be
Anything I am overlooking?
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