Take a look at almost any large financial firm. The email retention system alone is much larger than a petabyte, and that's just dealing with the online media, not including what's spooled to tape. Due to deficiencies in RDBMS ssytems, each of the large firms usually develop their own systems for managing the archival system on top of the database.
Email retention system and any archival system is boring. I wouldn't be excited to see such a system to manage exabytes of data. The only operation you need to do is search. You don't do join or updates.
Another uninteresting example is a huge database with most of the data being opaque blobs. It's more like a file system than a database.
It's the live data that are queried and updated constantly that counts. E.g. Yahoo's web analytics database. I think it's amazing they managed to keep such an amount of
No big news here.... (Score:5, Interesting)
Take a look at almost any large financial firm. The email retention system alone is much larger than a petabyte, and that's just dealing with the online media, not including what's spooled to tape. Due to deficiencies in RDBMS ssytems, each of the large firms usually develop their own systems for managing the archival system on top of the database.
Re: (Score:1)