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DuckDB vs the Modern Data Pile-Up

A practical look at how an embedded OLAP engine trims layers, cuts costs, and simplifies your analytics architecture.

6 min readNov 18, 2025
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Learn how DuckDB streamlines the modern data stack — reducing layers, speeding analytics, and simplifying architectures without spinning up heavy infrastructure.

You’ve probably seen the same slide a hundred times.

Boxes labeled ingest, transform, warehouse, lakehouse, semantic layer, BI, ML, each connected with arrows like a plate of data spaghetti.

And at some point, someone on the team quietly asks:

“Do we really need all of this just to count events by country?”

That’s where DuckDB starts to get interesting — not as a shiny new box, but as a way to remove some boxes entirely.

Let’s unpack how this little in-process database can genuinely simplify the modern data stack, not just add another moving part.

The Modern Data Stack Got… Heavy

The promise vs. reality

The “modern data stack” promised:

  • EL pipelines into a cloud warehouse
  • Transformations in SQL (dbt, etc.)

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Duckweave
Duckweave

Written by Duckweave

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The explanation of limitations was very refreshing. Good honesty.