G
gus bjorklund
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> On Aug 11, 2019, at 6:47 AM, George Potemkin wrote: > > I heard that once in the past Progress created for a customer the special version of rfutil that allows to apply AI file even if a previous one was missed. Is it a myth? it was a version that kept going even when there were errors but could not apply notes out of sequence. the goal was to salvage as much of the database as possible since there were no backups. but the resulting database was highly corrupted and further salvage work was required. it didn't skip notes because applying notes out of sequence almost always leads to memory violations right away because the database block state is wrong (depedning on what operation was skipped). simple example of consequences of skipping a note is update to a fragmented record can cause the record to become corrupted if only one fragment is updated. or free chain or rm chain might become looped if one of the chaining operations are not done.
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