Manish Sharma, International Award Oracle ACE Pro Winning Data Engineer and founder of RebellionRider.com offers free tutorials on SQL, PL/SQL, Python, and Oracle Database. Learn from beginner to expert levels, prepare for certifications like OCA and OCP, and boost your IT career.
For paid training, sponsorship, advertising, or speaking engagements, visit RebellionRider.com or email for inquiries.
Manish Sharma
Everyone says learn more before applying for a data analyst job
But no one tells you when to stop
You finish SQL
Then start Python
Then Power BI or Tableau
And still feel not ready
This is where most beginners get stuck
The truth is simple
You don’t need to learn every data analytics tool to get a job
You need strong basics in SQL, clear thinking, and the ability to solve real data problems
Confidence doesn’t come from learning more
It comes from applying, failing, and improving
If you’re waiting to feel ready, you might be delaying your own growth
Start applying for data analyst jobs even if you feel underprepared
You’ll learn faster from 5 interviews than 50 tutorials
Now tell me
What tool or tech do you use the most in your job every day
1 day ago | [YT] | 116
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Manish Sharma
Grab your copy of "Marketing Campaign Analysis" Today: dataprofy.com/product-category/ebook/
1 week ago | [YT] | 40
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Manish Sharma
Most people calculate CAC in SQL… until the query breaks.
And the worst part?
It usually breaks in real data, not in practice datasets.
This small fix using NULLIF is the difference between
writing SQL for practice vs writing SQL for real business problems.
If you understand this, you’re already ahead of 90% of beginners.
Want complete marketing campaign insights
with real SQL questions like this
1 week ago | [YT] | 95
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Manish Sharma
Why did Oracle lay off 30,000 people at 6 AM?
Yesterday, thousands woke up to a cold, automated termination email. The brutal reality is that Oracle isn't failing; they are pivoting. They are aggressively slashing payrolls to fund a massive AI and cloud infrastructure build-out, literally trading human capital for servers and GPUs.
This is a massive wake-up call for the entire tech industry because companies are actively automating the middle ground to win the AI race.
If you or someone you know was impacted by these cuts, drop your profile or resume link in the comments below so our network can help you bounce back! 👇
1 week ago | [YT] | 51
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Manish Sharma
Most people don’t fail in SQL because it’s hard…
they fail because they miss small details like this.
IGNORE NULLS is one of those features
that can completely change your output.
The difference between a beginner query
and a business-ready query is often this small.
If you’re serious about learning SQL with real scenarios
not just theory…
Comment BOOK
I’ll send you my SQL Marketing Analysis book 📘
1 week ago | [YT] | 156
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Manish Sharma
Most people don’t calculate ROI wrong…
they calculate it from the wrong data.
In real projects, revenue, spend, and campaign data never sit in one table.
So if you skip joins, your entire analysis is flawed.
This is the difference between writing SQL
and thinking like a data analyst.
If you want to practice this with a real dataset + business questions,
1 week ago | [YT] | 119
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Manish Sharma
Check The pinned comment
Here’s the thing most SQL projects online look good on the surface but they don’t prepare you for actual work. Random datasets, no business context, no real thinking.
This project is built differently.
You work like a data analyst inside a digital marketing agency.
You analyze campaign performance
Track metrics like ROAS, CAC, conversion rate
Identify loss making campaigns
Find where money is being wasted
And where it can scale
Everything is structured like real client work
From datasets to problem statements
So when you talk about this in an interview
It doesn’t sound like practice
It sounds like experience
If you are serious about becoming a data analyst
This is something you should not miss
2 weeks ago | [YT] | 139
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Manish Sharma
Here is another dose of SQL interview Questions and a tutorial.
Book Link: dataprofy.com/product-category/ebook/
2 weeks ago | [YT] | 214
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Manish Sharma
30,000 strong on Instagram… honestly, this feels special.
From SQL basics to real interview-level thinking, you’ve been part of every step. Grateful for each follow, like, and message.
If you’re not there yet, come join the journey on Instagram. I share practical SQL, data analysis tips, and the kind of logic that actually helps in interviews.
Let’s grow together 🚀
www.instagram.com/rebellionrider
2 weeks ago | [YT] | 41
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Manish Sharma
8 SQL concepts that come up in every INTERVIEW.
Book LInk: dataprofy.com/product-category/ebook/
2 weeks ago (edited) | [YT] | 306
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