🧠 Structured SQL Learning Repository | Beginner to Advanced Topics + Real Projects 🎯 Covers core SQL skills, window functions, performance tuning, and hands-on data warehousing/EDA projects This ...

SQL is the de facto query language used to interact with databases. Since SQL is declarative, users express the intended result of their query rather than the concrete procedural steps to produce the ...

GENERIC CASE: I ran into this while doing a simple subquery, generally of the form db.select().from(subquery).orderBy(something), where the subquery includes raw SQL fields. I am effectively selecting ...

Artificial intelligence in retail is injecting a fresh dose of energy into the industry, helping retailers optimize their operations, explore new ways to engage with customers, and take CX to the next ...