...Beginners course takes four days. With SQL or DBA experience, it should be possible to use online tutorials to become productivein a day or two. Where is it used? MySQL AB says MySQL is scalable from 1Mbyte embedded databases to data warehouses...
http://www.computerweekly.com/Articles/2009/01/22/234369/hot-skils-mysql-5.1.htm
...difficult is it to master? With a background such as C or object-oriented programming, you could begin to be productivein a few days. But to understand and become proficient with all the language constructs will take a lot longer. Stroustrup...
http://www.computerweekly.com/Articles/2008/05/13/230661/hotskills-c++.htm
...business solutions quickly without retraining. It also provides an on-ramp for developers with modern skills to become productivein developing applications for existing enterprise platforms. EGL is a key technology to deploy current “business...
http://www.demos.ibm.com/