Browsing All Posts filed under »Database«

AbstractTransactionalJUnit4SpringContextTests MySQL data not getting rolled back?

June 18, 2010


We know that the unit tests should not be dependent on each other and hell there are not. But as soon as we switch our unit tests to use MySQL instead of HSQLDB which we use by default then it seems that hell breaks loose. The tests somehow become dependent on each other and start […]

How does Oracle GUID work?

January 15, 2009


I was having a discussion with my colleague this morning about the guarantee that Oracle GUID would be unique on multiple horizontal stacks that we are deploying our application to. My understanding is that for generating Pseudo random numbers you need to have some seed to start with, I was wondering what seed does GUID […]