Sql and relational algebra

Question

Can anyone suggest me how to learn about sql and relational algebra and calculus for gate?

as i feel this is an important topic and one 2 marks ques will be asked. I can understand easy problems and problems with solutions.

Anything worth regarding this topic?

Comments

I specially recommend #gateoverflow question

just read about the topic or basic defination and related formula then search the topic in tag search of gateoverflow it will take maximum 4 to 5 days to solve all the question of gateoverflow but i will guarantee you that you will be very clear about the topic like never before

Answer 1

Study navathe for depth.