Each region relation corresponds to a relational operator in TC. Each relational operator takes two forms, one unary and the other binary. The unary form, op S, generates the set of regions that bear ...

This project contains a complete set of intermediate and advanced SQL questions that I practiced to sharpen my analytical thinking and database problem-solving skills. It is designed for learners who ...

Finding the right book can make a big difference, especially when you’re just starting out or trying to get better. We’ve ...