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David Van Couvering

David Van Couvering has spent his engineering career crossing the bridge between databases and the middle tier world of application servers, Java and distributed systems. He was the original architect for the Sybase J2EE application server and for the first release of the clustered Sun Java Application Server Enterprise Edition. Currently he is involved in database technology at Sun, working with the Clustra team in Norway, and is a committer to the Apache Derby open source database. He lives in Berkeley and his favorite pasttimes are coding, meditation and spending time with his daughter.

 

Articles

You have a web application, but in some cases your users want to be able to work locally, off-network, and synch up later. In this article, David Van Couvering shows how Java DB can be used to achieve this.

Weblogs

I took my bike to JavaOne yesterday. I didn't really need to, it's a short
walk from BART, but I was late, and I wanted to get the free water bottle
offered for anyone who brought...

Well, I did go to the Derby UnBOF last night, good to see some of you there.
It was quite hopping, and I got to see a lot of old friends and meet some
new folks.

David Berlind writes a very interesting blog with his take on convergence onto a rich Internet experience on mobile devices.

Well, there was a lot of interesting stuff at this session.

One thing great to see was the ability to run Rails apps on Glassfish, and being able to build and deploy this straight from...

Rich Green had a number of very interesting announcements today. You'll hear about them from others, but I wanted to share the ones that interested me most and give you my take if I feel like...

The NetBeans 6.0 Preview Release is available and you can download it here.

I have been playing with NB 6 for a while, and there...

Just a few quick notes about some fun events going on next week at JavaOne.

On Tuesday night from 7pm - 11pm at Jillian's in the Sony Metreon there will be an Apache Derby UnBOF, and...

We all want our interactions with the database to be successful. And most demos and code samples have everything going hunky dory. But what happens if they're not? What if you or the database...

Years back I took a three week training on OO modeling using the Shlaer-Mellor method, which has now been pretty much subsumed by UML. One thing I spent a lot of time doing was designing the...

Now we know what is going on when we move our mouse arrow around. A genius Japanese computer programmer has built a magnifying glass web page so we can see for ourselves. Poor fellas...

...

JPA is generally easier than JDBC, but that doesn't mean it doesn't have "interesting" details and complexity....


I'm working with a team that is working on providing tooling in NetBeans that lets you map database entities to ...

I just got the news that, as of today,
Java SE 6
, Glassfish v1,

On one of my walks through Berkeley (the bumper sticker capital of the world) I encountered this bumper sticker:

...

I just returned from a week in Mexico, a wonderful time with my family where
we lived very simply - food, rest, physical fun. No TV, no movies, no
cell phones, no computers. Bright...

I am working on a blog entry about Sun SPOTs. I had gotten about ten minutes into it when BAM Firefox crashed.

I restarted Firefox. I recently upgraded to 2.0, so it asked me if I...

Last month was a miserable month for me in terms of my working environment. I like to work at cafes, and one day I got up, tripped over my power cord, and pulled my entire laptop down BANG upon...

This just in: a new podcast/videocast from Sun Developer Network where Simon Phipps is interviewing all my old buds (Josh...

When I first heard about Google Web Toolkit, I was kind of bummed because it looked so nice but it was closed source.


I've been working with a group of folks here on prototyping an application architecture that presents relational entities as...

I really like DabbleDB, but one of the things I
complained about...

Over 10 years ago, a bunch of very smart database engineers, many of them friends and colleagues of mine from Sybase, disappeared. We heard they had started a new secret company in Oakland....

Oh, poo, I can't get into the FreeBase
beta program. Sigh...


We received your email registration. We're excited and overwhelmed...

We all love metatagging sites like deli.cio.us and Flickr because they let us organize our data however we want.

But...

Sometimes I would really like to know the identity of the folks commenting on my blog entries. But java.net just gives me an email address of "foo@bar.com" and a java.net userid, which for the...

A magic transformation has happened, where
my blog about how to get a job in software
has turned...

Check out
Roman's demo
on how to make use of the Swing Application Framework and Java Beans...

Every now and then a friend contacts me or hooks me up with someone saying they are interested in getting into high tech, particularly software. I have come to understand that because of open...