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How to pass data engineering SQL interviews in big tech
SQL and data engineering are like peanut butter and jelly.
Mar 5, 2025
•
Zach Wilson
371
18
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Understanding Parquet Format for beginners
A walk through of the most important file format to ever exist
Mar 3
•
Zach Wilson
74
2
5
Databricks is no longer about tuning knobs
Databricks abstracts away almost all of the data engineering skills. Liquid clustering is the first place where things will get messy!
Feb 24
•
Zach Wilson
73
17
6
The 2026 AI Data Engineer Roadmap
And how to avoid getting replaced
Feb 5
•
Zach Wilson
168
5
20
Processing 1 TB with DuckDB in less than 30 seconds
And so can you
Dec 23, 2025
•
Matt Martin
and
Zach Wilson
137
7
13
Data security shouldn't be an afterthought
A practical guide for Data Engineers
Nov 26, 2025
•
Zach Wilson
and
Karan Dwivedi
47
2
10
SCD-2 considered harmful! Part 2
Date stamp your data!
Nov 4, 2025
•
Sahar Massachi
and
Zach Wilson
102
30
9
The Data Warehouse Setup No One Taught You
Storage is cheap, your time is not!
Oct 24, 2025
•
Sahar Massachi
and
Zach Wilson
344
32
42
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