Re: [HACKERS] Not 7.5, but 8.0 ?
| От | Joshua D. Drake |
|---|---|
| Тема | Re: [HACKERS] Not 7.5, but 8.0 ? |
| Дата | |
| Msg-id | 40BF9FC5.5090509@commandprompt.com обсуждение исходный текст |
| Ответ на | Re: [HACKERS] Not 7.5, but 8.0 ? (Enrico Weigelt <weigelt@metux.de>) |
| Список | pgsql-advocacy |
Hello, This is probably better suited for something not on pgsql-advocacy. I will respond offlist. Sincerely, Joshua D. Drake Enrico Weigelt wrote: > * Joshua D. Drake <jd@commandprompt.com> wrote: > > <snip> > >>There is only one production and shipping replication that does not >>require triggers that I know of and that is ours (Command Prompt). >>It is also not a userland app but actually part of the PostgreSQL engine. > > Ah. Has pgsql to be patched for that or can it be simply dropped-in > like external (C) functions/procedures ? > > What about lazy replication (i.e. when some node is running but not > online for a while), masterless replication (all nodes are equal) > or journaling ? > My application/framework-level solves this, but > a) requires some special table layout (first attrs have to be inode+mtime), > b) not suited for high update-rates (relly too slow for that) > but it is already working quite stable for several years :) > > <snip> > >>Each solution has pro's and cons. Slony-I for example appears to be >>better when doing mass updates or deletes than Replicator. > > yeah, on subsequent mass-updates on just one host per table at certain time, > my stuff is also good, since it works w/ batching. but when multiple hosts > do heavy updates on the same table, it may run into conflicts. > > <snip> > >>On the argument of significant features for 7.5: >> >>Win32 Native >>PITR > > Stupid question: whats PITR ? > >>Nested Transactions >>Background Writer.... > > Background-Write = write-behind ? > > BTW: how stable is the current pgsql against powerfails or kill -9 ? > > > cu -- Command Prompt, Inc., home of Mammoth PostgreSQL - S/ODBC and S/JDBC Postgresql support, programming shared hosting and dedicated hosting. +1-503-667-4564 - jd@commandprompt.com - http://www.commandprompt.com Mammoth PostgreSQL Replicator. Integrated Replication for PostgreSQL
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