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The Pipeline Worked. Then the Research Outgrew It.

The Pipeline Worked. Then the Research Outgrew It.

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4 min read
I built a free, interactive SQL practice tool for data engineering interviews

I built a free, interactive SQL practice tool for data engineering interviews

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1 min read
Subqueries vs CTEs: Query Optimizer Internals & Memory Spooling Explained

Subqueries vs CTEs: Query Optimizer Internals & Memory Spooling Explained

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2 min read
Building a Quote Monitoring Pipeline for Insurance Pricing

Building a Quote Monitoring Pipeline for Insurance Pricing

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4 min read
SQL Execution Order Internals: Why WHERE Fails on Aliases but ORDER BY Succeeds

SQL Execution Order Internals: Why WHERE Fails on Aliases but ORDER BY Succeeds

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1 min read
Apache Spark & PySpark, Explained Without a PhD

Apache Spark & PySpark, Explained Without a PhD

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7 min read
What Should a Real Data Engineer Assessment Actually Test?

What Should a Real Data Engineer Assessment Actually Test?

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3 min read
Stop Re-Receiving the Advice You Already Rejected

Stop Re-Receiving the Advice You Already Rejected

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4 min read
Data Engineers Now Out-Earn Data Scientists. AI Engineers Beat Both.

Data Engineers Now Out-Earn Data Scientists. AI Engineers Beat Both.

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7 min read
Partitioning, clustering, and BI Engine: measuring what each one saves in BigQuery

Partitioning, clustering, and BI Engine: measuring what each one saves in BigQuery

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7 min read
Building a Practical Ecommerce Price Intelligence Pipeline

Building a Practical Ecommerce Price Intelligence Pipeline

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4 min read
Contract Versioning in Production Pipelines: Registry, CLI, and Run History

Contract Versioning in Production Pipelines: Registry, CLI, and Run History

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3 min read
How long does a Google trend stay alive? Measuring trend duration with started_at and ended_at

How long does a Google trend stay alive? Measuring trend duration with started_at and ended_at

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4 min read
AI-Driven Dynamic Pricing in Hotels: A Data Engineer's Deep Dive

AI-Driven Dynamic Pricing in Hotels: A Data Engineer's Deep Dive

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8 min read
Data Engineering, Day 2: The Day the Terminal Stopped Feeling Like a Foreign Country

Data Engineering, Day 2: The Day the Terminal Stopped Feeling Like a Foreign Country

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6 min read
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