Data With Sarah
Sarah RajaniBuild confidence in data analytics, with clear tips, tools, and lessons that help you grow your career.
| Platform |  | Pricing | Freemium | Publishes | Weekly |
|---|---|---|---|---|---|
| Issues | 38 | Founded | a year ago | Last Issue | a month ago |
| Active | |||||
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datawithsarah.substack.comLatest Issues
Data Analytics Without the Overwhelm
Do data analysts actually need to learn everything?
I ask this because I remember how overwhelming it felt when I started taking an interest in the field.
That was over six years ago. Wow, how time flies.
Getting started wasn’t the hard...
The 2026 Data Analytics Power Stack: My Top Resources for Growth
Stop "tutorial hell!”
The data world is noisier than ever. Between “AI taking our jobs” and a million new essential tools, it’s easy to feel like you’re falling behind.
But here’s the truth: The fundamentals haven’t changed.
The tools h...
The “Data Janitor” Trap
I had a thought last week while staring at a SQL query that had turned into a monster.
Four hundred lines.
You know the kind.
Nested subqueries, no aliases… oh my!
And it reminded me of something I see with a lot of analysts.
They wa...
Why SQL is ghosting your aliases (and how to fix it) 👻
Here’s the scenario I guarantee you’ve experienced…
You write a perfect query, name a column something descriptive, like total_profit, try to filter by it, and your query returns a big red error:
“Error: Column ‘total_profit’ does not e...
Everyone Wants a Data Job in 2026. Here’s How to Actually Get One
Everyone wants a data job in 2026.
- I know because every week I hear some version of
“I’ve applied to 80 roles.”
“My resume is solid, I think?”
“Am I missing something or is this job market just broken?”
Short answer, it is a...
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I help people get better at data analytics. Senior Data Analyst | Creator of datawithsarah.com | 16K on LinkedIn | Join the community. \ud83e\udd13
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