We launched replication into beta this week. We have many large customers using it already in production. Drop a note to b...@heroku.com and he can hook you up with the details.
Oen On Fri, Jun 17, 2011 at 9:16 PM, Karl <threadh...@gmail.com> wrote: > I have a client app that will be coming online soon, and one of the > the requirements is that it generates non-repeating serial numbers > with no vacancies. There can NEVER, EVER be a repeated serial number. > If you are curious, it's financial transactions between countries that > are monitored by the FINRA (and others) and they use the serial > numbers to detect fraud. > > So, let's say there is a one-in-a-billion chance that Heroku loses > some of my database, no matter how small. They, or we, can restore > from backups, but there is no possible way I can determine that > records could have been created after the last backup. I'm not so > concerned about system downtime, it's potential data loss. > > As I understand, Heroku does not provide any form of replication for > its PostgreSQL offerings (psst, I would be willing to pay $$$). Until > then I need to come up with a fault tolerant scheme of data audit > trails. > > First thought - just use Amazon RDS. But whoa, it's really expensive. > My clients won't float $3K per month just for data storage. But maybe > I'm pricing it wrong and don't understand their pricing model. > > Second thought - Lotsa backups! Better, but still no guarantee. > > Third thought - MongoDB or Cloudant. I could use either to write audit > logs, essentially duplicating my 'serialized documents', but not the > entire db. Since I only need to verify that every new document > generated is serialized, seem easy to hit MongoDB/Cloudant to find the > last document store and if it does not match the last one in > PostgreSQL shut the app down until I can manually restore from the > audit log. > > Seem fairly easy and straightforward. > > Has anyone else done this? > How successful were you? any gotchas? > Any gems out there that can do this? > > Advice appreciated. > > -- > You received this message because you are subscribed to the Google Groups > "Heroku" group. > To post to this group, send email to heroku@googlegroups.com. > To unsubscribe from this group, send email to > heroku+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/heroku?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to heroku@googlegroups.com. To unsubscribe from this group, send email to heroku+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
