Stonebraker has a new column oriented store called H-Store. It is also talked about in the paper.
And now I'll shut up. I didn't intend to create such a firestorm. --- Jim Kellerman, Senior Engineer; Powerset [EMAIL PROTECTED] > -----Original Message----- > From: Doug Cutting [mailto:[EMAIL PROTECTED] > Sent: Friday, October 12, 2007 11:29 AM > To: [email protected] > Subject: Re: HBase performance > > Jonathan Hendler wrote: > > Since Vertica is also a distributed database, I think it may be > > interesting to the newbies like myself on the list. To keep the > > conversation topical - while it's true there's a major > campaign of PR > > around Vertica, I'd be interested in hearing more about how HBase > > compares with other "column stores" or hybrids. > > Vertica is presumably based on C-Store. C-Store seems not > optimized for immediate query of recently updated data, but > rather for delayed queries over mostly read-only data > warehouses. HBase (modeled after BigTable) is instead > optimized for real-time access to read-write data. So I > think it depends a bit on what your application needs. > > E.g., from the C-Store paper: "we expect read-only queries to > be run in historical mode. In this mode, the query selects a > timestamp, T, less than the one of the most recently > committed transactions [...]" > > Doug >
