What are web services? Why we need to go for them? What is wsdl?
How to create two same tables in different schema’s by using single configuration file?
Why null values are mapped as 0 in fact tables?
How do you shutdown a mysql database?
Assume you are an Amazon engineer. The review scores of Amazon items are sometimes biased, because people usually give a score only if they strongly like it or strongly dislike it. How would you know if the review score of a given item is biased or not?
What are the new attributes provided in HTML5 for