On Microsoft learning, clinic 10322 named "Introduction to SQL Azure" is an excellent course that is available (freely) to anyone who wish to get started with SQL Azure. It will just take couple of hours to acquire basic understanding of SQL Azure!
As a cherry on the cake – you will be able to download a certificate after successful completion of course:
Do not wish to take a course? You just wished you could sit back, relax and watch a video. Don’t worry – Here’s the link: