Sql

Imagine your database as a giant library. For decades, we’ve been organizing it like a traditional library catalog system – every book detail gets its own card, filed in separate drawers. Title cards in one drawer, author cards in another, publication year in yet another. This is what we call normalization in database terms. But what if your library could store complete book information in a single, smart envelope? That envelope could contain the title, author, publication details, and even reviews – all tucked neatly together. This is essentially what a struct does in modern SQL databases. ...

If you’re using dbt to transform data, you’re already winning. But did you know dbt has powerful testing features to keep your data clean, reliable, and trustworthy? In this post, we’ll walk through: ✅ Basic dbt tests — the quick wins 🚀 Intermediate tests — custom logic and reusable macros ✅ Basic dbt Tests (Built-in) dbt has out-of-the-box tests you can define in your .yml files under your models. Here’s an example: ...