What are different Joins? What is Union and Union All? Sort of thing like that. How do you handle Null value. I must say it is pretty easy. Did interview with Amazon as BA for Audile. Rejected the offer because it kept asking me the same questions like this all over again.
What are different Joins? What is Union and Union All? Sort of thing like that. How do you handle Null value. I must say it is pretty easy. Did interview with Amazon as BA for Audile. Rejected the offer because it kept asking me the same questions like this all over again.