Clik here to view.
db4o: Persistent Classes Tips
In the last four posts I’ve mostly talked about db4o itself and how to used it. All this is actually just the necessary evil for our goal, to persist our data. So here are some very basic tips how to...
View ArticleClik here to view.
db4o: Single Object-Container Concurrency
Today nearly every application has some concurrent parts. In a classic desktop-application some work is done in the background to keep the application responsive. In a web-application more than one...
View ArticleClik here to view.
db4o: Queries in Java or Queries Without LINQ
Before I continue with client-server concurrency I explain how to run queries against a db4o database without LINQ. Most of the stuff in db4o works on every platform. The API is nearly the same in Java...
View ArticleClik here to view.
db4o: Client-Server and Concurrency
So far we’ve always used a single object container. This it the simplest way to used db4o. Just open an embedded database an use it. In this post I’ll give a short introduction to the...
View ArticleClik here to view.
db4o: Transparent-Persistence
It has been a while since I’ve wrote my last post about db4o. You may remember the post about the activation-mechanism. Don’t you think that this is quite painful? Activating objects with the right...
View ArticleClik here to view.
db4o: Tools For Adhoc Querying And Modification
Remember my very first post about db4o? There I’ve made the statement that the tool-support is very bad. Well I don’t revise my opinion here. The situation is still bad compared to the relational...
View ArticleClik here to view.
db4o Driver for LINQPad
LINQPad and db4o Way back in my posts about db4o I complained about the missing tool support. I also demonstrated how to use LINQPad for ad hoc queries. However wouldn’t it be cooler if you can access...
View ArticleClik here to view.
Making of the db4o LINQPad Driver: Meta-Data
Meta-Data This time I’m going to look at the meta-data required for the db4o driver. First I’m showing how to get the meta-data from db4o. Then I explain some internal details of the driver internal...
View ArticleClik here to view.
Making of the db4o LINQPad Driver: Generate Code
Playing Compilier In the previous posts I showed you how to write LINQPad drivers and how to read the meta data out of db4o. This time I show the last piece for a functional driver, the code...
View ArticleClik here to view.
Updates for db4o LINQPad Driver
I’ve updated my LINQPad driver for db4o (Here’s an feature-overview). Besides tons of little bugfixes there are also two major scenarios which are now supported: Read Support for Enums supported in for...
View Article