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Data Engineering Basics

OLTP vs OLAP: The Difference That Confuses Everyone (Made Simple)

Two ugly acronyms, one simple idea: the systems that run a business vs. the systems that help you understand it. Explained with a supermarket.

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July 19, 2026
Data Engineering Basics

What Does a Data Engineer Actually Do All Day?

Forget the job-description buzzwords. Here's a real, hour-by-hour day in the life of a data engineer — the meetings, the broken pipeline, the quiet wins.

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July 19, 2026
Data Engineering Basics

What Is Data Engineering? A Beginner’s Guide Using a Real Restaurant

The clearest way to understand data engineering — explained through a busy restaurant kitchen, with no jargon and no prior experience needed.

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July 19, 2026

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  • OLTP vs OLAP: The Difference That Confuses Everyone (Made Simple)
  • What Does a Data Engineer Actually Do All Day?
  • What Is Data Engineering? A Beginner’s Guide Using a Real Restaurant

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