RE: Big 7.1 open items
От
Mikheev, Vadim
Тема
RE: Big 7.1 open items
Дата
Msg-id
8F4C99C66D04D4118F580090272A7A23018C2F@SECTORBASE1
Список
Дерево обсуждения
Re: Big 7.1 open items Randall Parker <rgparker@west.net>
> > > > Or - create tmp file and load with new content; > > > > log "intent to relink table file"; > > > > relink table file; log "file is relinked". > > > > > > It seems to me that whole content of the table should be > > > logged before relinking or shrinking. > > > > Why not just fsync tmp files? > > > > Probably I've misunderstood *relink*. > If *relink* different from *rename* ? I ment something like this - link(table file, tmp2 file); fsync(tmp2 file); unlink(table file); link(tmp file, table file); fsync(table file); unlink(tmp file). We can do additional logging (with log flush) of these steps if required, postpone on-recovery redo of operations till last relink log record/ end of log/transaction abort etc etc etc. Vadim
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