db4o Developer Community

Over the past few months, Rodrigo and I have been working a lot in the area of our Java to C# converter. The upcoming 6.0 version was the occasion for us to introduce some big changes in db4o, just like we did in the past when we've moved from camelCase Read More...

When we review db4o applications we almost always find possibilities how to improve performance with one or two db4o configuration calls. In some cases it is possible that the db4o engine itself gives helpful suggestions ("This query is not running against Read More...

Some users expressed their interest in the forum in the ability to use the Mono's release of db4o with all the .net 2.0 sexy features such as generics. I've slightly modified our build system to compile db4o for Mono with gmcs, which is Mono's C# compiler Read More...

Another bastion fell few days ago. Rodrigo managed to switch our SCM from the good old' CVS to a fresh new SVN. As far as we can tell, everything went smoothly thanks to the cvs2svn script developed by the SVN folks. If you were used to checkout the sources Read More...

As already posted in the string marshaller blog entry db4o 5.4 comes with a completely rewritten marshalling format. We did another huge change that may even be more significant for many applications: All objects referenced by untyped references (java.lang.Object Read More...

We have revised the way we do String marshalling. We now make sure that all strings are stored along with their parent objects, in the same slot. Doing this change was not all easy. We had to change the way slot lengths are calculated since all slots Read More...

Starting with this release we no longer provide a .NET version of db4o with the camelCase naming convention. This means among other things that the .NET code in our CVS repository is now readily useful for our more adventurous users. It also translates Read More...

db4o 5.3 (development version) is available from the db4o downloadcenter . The new alias feature to translate classes, namespaces and package names between application and database opens a wide range of usecases. Here are some examples: // Creating an Read More...