> As long as I'm about to change the xlog page headers, I have another > little idea. Wouldn't it be a good idea to allow three backup pages > per xlog record, not only two? It seems like three pages would be > a natural requirement for logging operations like index page splits. On index splits we don't backup left and right whole pages - just part of pages filled by index tuples. This saves us ~ 8K for indices with small keys. > We could support as many as four pages per record, but that would mean > having no free global bits in the info byte, which might be a > bad idea. I think three page bits and one free bit is a good compromise. > Thoughts? You almost forget that we are in beta and should fix bugs, not implement features which useless in current version -:) Add comments and that will be enough, no? Vadim ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly
