Why is the language developers and DBAs use to organize data such a mess? Here are 13 reasons we wish we could quit SQL, even ...

Complex queries often involve several advanced SQL features, including nested queries, subqueries, aggregate functions, and multi-table joins. These features make the structure and logic of queries ...

The wrong query seems to be generated which also returns the wrong results. I'm using 3 tables in my simplified examples (Emp, Dep, EmpDep), to demonstrate the problem (i've attached the full example ...

This repository contains structured SQL notes, practice queries, and interview questions. Covers DDL, DML, Joins, Subqueries, Constraints, Views, and more. Ideal for beginners, students, and ...

Testing with queries and repositories (a simple example) 6 November, 2012. It was a Tuesday. Not being much of a fan of the Repository pattern, or better yet, not a fan of applying it as a universal ...