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Databases

I mentioned the lightweight OODB db4o in some earlier blog entries and I admit that I really like that piece of software. For that, I like to guide your attention to another blog, giving a nice overview about the various approaches for queries, esp. the native queries introduced with db4o V5.0. I feel it is worth reading.
on Dec 11, 2005
Since I've been investigating on persistence recently, I found that performance might be an issue, esp. when thinking about embedded databases. So I organized a race (very obviously inspired by db4o's Formula1 tutorial) and put the results online in form of the SourceForge project PolePosition Currently I lined up these database systems for some training laps: jdbc MySQL Apache Derby (...
on Mar 30, 2005
These days I'm fooling around with some database technologies. Just one thing came to my mind when I was observing my own daily work. Do I query federate databases often? No, I don't. Instead I use google. That's my standard query tool and it is really powerful. Everybody does. Nobody can live without any more. Today, federate databases are the backbone of most applications. They maintain...
on Mar 4, 2005
There has been an announcement recently that the db4o database has gone opensource. Db4o? Heard about it, visited the website years ago, remember it looked nice.... The download is small, even smaller is the jar: 320kb - nothing more is needed. Checking it out reveals really cool features. All kinds of persistence I've seen so far needed some kind of prerequisites to be taken: special base...
on Feb 14, 2005