Tag Archives | Applications

MySQL Landscape and other databases

Since we have just recently finished the MySQL integration for Razuna (coming in the imminent 1.1.3 release) we have learned our fair share of the MySQL Server and how it differs from other databases (we will post a separate post about our experiences adding support for MySQL in Razuna and how it differs from Oracle soon).

In any way, I just found this very informative blog post entitled “The New MySQL Landscape” which talks about the different options you got for deploying a MySQL Server. Ever heard of OurDelta or Drizzle?

Especially, the Drizzle project looks interesting since it is a re-making of MySQL started primarily by Brian Aker, who worked as MySQL’s Director of Architecture for years. Brian is now at Sun and, along with a handful of others at Sun and elsewhere, is ripping out a lot of the stuff in a fork of MySQL that doesn’t get used much, needlessly complicated the code, or is simply no longer needed.

Personally, we think the H2 database is a very reliable and powerful alternative to the MySQL database. H2 can be run as a embedded database, in-memory, clustered or as a server itself. H2 has even the capability to run in a specific database mode so that you wont have to change most of your SQL code to make it work with H2. The H2 database is built on Java and available under a open source license.

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Codeweavers is offering free software – but only today

Just in case you did not notice, due to some bet by the CEO of Codeweaver (you can get the whole story over at the TUAW website), you are able to download the CrossOver product for free, but only today, from their website.

Apparently, the whole Internet is in need of CrossOver and thus they have put up a temporary website to scope with the huge demand.

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Getting Jira to work within Eclipse

As by my post of yesterday that I am now using pulse and my eclipse setup simply works I finally came around to see and act upon our feature and bug tracker within eclipse. We are using the great Jira from Atlassian for our open source project Razuna and I read somewhere that they have a Eclipse plugin available.

As I found out soon is that the dedicated Eclipse Jira plugin is not working well (I guess they even stopped development), but that the Mylyn project works perfectly with Jira. Mylyn is a task-focused interface for Eclipse and can be used to track all your issues within Jira, Trac and Bugzilla. For Jira all you have to do is to enable a couple of things.

Install Mylyn in Eclipse

If you are using Pulse (why aren’t you?) then open up the Pulse Explorer and add Mylyn to your profile. Just adding Mylyn won’t do it as the related plugins have to be installed as well. Simply click on the “plus” sign and choose the ones you need.

Then just do a “Run” and Mylyn with the related plugins will be installed. Since we are using Pulse your profile has just been updated and this setup is available to you, and if you share it, anywhere.

Setup Jira to allow RPC calls

To make Mylyn work with Jira you will have to allow RPC calls to Jira. If you did a default installation the RPC plugin should already be installed within Jira. Just make sure that it is also enabled!

Enabling the plugin is not enough. You will also explicitly have to enable RPC API calls to Jira by going into the “General Configuration” and enable “Accept remote API calls”.

You can test that RPC calls work when you go to the following URL for your Jira installation:

http://myjiradomain.com/rpc/soap/jirasoapservice-v2?wsdl

If you receive a XML page all should be good to go.

Jira within Eclipse

Now start up Eclipse and choose “Window / Show View / Others”. From the Explorer choose Mylyn and Taks List and/or Task Repositories. From now on it is simply a matter of setting up Jira parameters. Simply add a new repository and connect to Jira.

Once done you will be able to see all your issues within Eclipse, add a new issue, edit existing ones and so on. The cool thing about it, is that the plugin recognizes your saved searches and displays the issues according to your filters!

This all totally integrated into your editing workflow. I love it.

There is also a dedicated page from Atlassian available that walks you trough all installation steps for other Eclipse versions.

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I just did the best thing to myself and my development environment with Eclipse

As some of you might know by following on Twitter I “switched” from a MacBookPro to a MacBook, but actually I don’t want to bore you with that (even if I love to talk about the new MacBook). This post is about how I saved myself some sanity for my development work in regard to my favorite environment, that is Eclipse.

While transferring all my stuff over to the new MacBook (yes it works without Firewire, either use a Ethernet cable or Wireless) all went very well (if you don’t mind reinstalling all the stuff you got with MacPorts, it was time for a reinstall anyway).

So I was about to start some real work again, I was confronted with a ugly update error message by Eclipse 3.4 that went along the lines of:

“…One or more bundles are not resolved because the following root
constraints are not resolved… …equinox.p2….”

and so on. Apparently, there is a new update out to upgrade to 3.4.1. Since I am more or less a update junkie (and the update solved some issues I was having) I wanted to upgrade immediately. As it turns out I could not find anything to solve it. Worse, after some time the Update Manager did not even start anymore and I got a messages saying “Cannot launch the Update UI….”.

Before getting myself into more troubles, I was looking for a alternative to my “disaster”. Well, it did not take long when I found out about “Pulse“. Pulse makes it very easy to manage all Eclipse versions and plugins in one simple tool.

With Pulse I was able to install “any version (Europe or Ganymede)” multiple times each with different setups and configurations. Pulse is a free tool (you can use it free or use it with a free registration) and also has a subscription service which allows you to distribute your profile within the company and other nice features.

I can’t remember how many times I had a problem with Eclipse and such Pulse will be my companion from now on for Eclipse. Make your dev life easier, give yourself a Pulse. (no, I am not affiliated with them, just very happy to have found this great tool).

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