Roopesh Singhal

Tech Lead Associate | Data Enthusiastic | Passionate about turning data into actionable insights🚀

[Roopesh Singhal @Roopesh_da08]

Drive Link for the cheatsheet: https://t.co/bejKWD1CjB

[Roopesh Singhal @Roopesh_da08]

Ever needed to calculate a running total, rank rows, or compare data across partitions, all without messy subqueries?

That’s exactly what SQL window functions are for.

📄 Here’s a cheat sheet attached for in-depth knowledge so you can explore every function in detail.

[Roopesh Singhal @Roopesh_da08]

Feeling confused about where to start with Excel? You're not alone, and this roadmap from the Maven Analytics team is exactly what you need!

https://t.co/Fyj7CpdrGe

[Roopesh Singhal @Roopesh_da08]

Need sample data to practice SQL or build a dummy project for testing?

Mockaroo has you covered!
Generate up to 1,000 rows of realistic test data in CSV, JSON, SQL, or Excel formats, perfect for simulating production environments.
https://t.co/K9HMtLzdR2

[Roopesh Singhal @Roopesh_da08]

Curious about the tools Data Analysts actually use on the job?

I dove into a Reddit thread on r/analytics to uncover the real-world skills powering data analysis across industries.

Here's the scoop:

[Roopesh Singhal @Roopesh_da08]

Just found an incredible platform for anyone on their data journey, https://t.co/hXqZCyhjWP

Structured Learning Paths And Key Projects For Data Roles:
🔹 Data Analyst
🔹 Data Scientist
🔹 Data Engineer

[Roopesh Singhal @Roopesh_da08]

10. Simply Statistics: https://t.co/OxO9ehJNBB
11. Data Visualization: https://t.co/XqADms9VH0
12. DeepMind Blog: https://t.co/F28B87V6U8

[Roopesh Singhal @Roopesh_da08]

Top 12 Data Analytics Blogs to Level Up

1. KDNuggets: https://t.co/7Dih3Olgkw
2. Towards Data Science: https://t.co/OmeSmklFaO
3. CareerFoundry Data Analytics: s. https://t.co/FMlugJIp1W
4. Full Stack Python: https://t.co/FMlugJIp1W

[Roopesh Singhal @Roopesh_da08]

5. Kaggle Winner’s Blog: . https://t.co/3FCsEYYy3s
6. Cross Validated (Stack Exchange): https://t.co/zlUDWE170p
7. Data Science Central: https://t.co/IVTZ98Rkli
8. Forrester Big Data Blog: . https://t.co/2FDbtYgMQ9
9. Statistical Thinking: https://t.co/aZY9g6EZoY

[Roopesh Singhal @Roopesh_da08]

Excel Vs SQL Vs Python

Excel is great for quick, intuitive analysis and visual exploration.

SQL is essential for working with large datasets and performing complex queries efficiently.

Python excels at automation, advanced data transformations, and building workflows.

[Roopesh Singhal @Roopesh_da08]

Don't forget to try these questions before going for an data analyst interview.

[Roopesh Singhal @Roopesh_da08]

Behavioral Interview Questions For Data Analyst Role

[Roopesh Singhal @Roopesh_da08]

Behavioral Interview Questions For Data Analyst Role

[Roopesh Singhal @Roopesh_da08]

Text Analysis Using SQL

Identify the occurrences of 'bull' and 'bear' within the content, excluding variations like
'bullish' or 'bearish'. Display the words 'bull' and 'bear' alongside their respective occurrence
counts.
The query should be case-insensitive.

[Roopesh Singhal @Roopesh_da08]

SQL represents 30% to 50% of the interview process for Data Analyst interviews, and is
required in the job for most data roles.

[Roopesh Singhal @Roopesh_da08]

10 IBM SQL Interview Questions You Should Practice

[Roopesh Singhal @Roopesh_da08]

Most SQL interview prep focuses on SELECT, GROUP BY, JOIN.

But real interviews? They ask: “Can you connect business logic across multiple tables and write a query that tells a story?”

So here are 7 advanced - SQL questions that go beyond basic querying:

[Roopesh Singhal @Roopesh_da08]

Deloitte Recent Data Analyst Interview Questions

[Roopesh Singhal @Roopesh_da08]

Business Analyst Interview Guide that will help you just before interview!!!

https://t.co/Z9XdxsV9NC

[Roopesh Singhal @Roopesh_da08]

Want to ace your Data Analyst interviews?

I found this super helpful Quizlet set of "50 Most Asked Data Analyst Interview Questions" turned into easy-to-digest flashcards! Great for quick revision and staying sharp.

Check it out here:
https://t.co/W7QdmLv5Or

[Roopesh Singhal @Roopesh_da08]

Want to level up your SQL skills? Try this prompt for real practice!

"Give me SQL questions to practice one by one. After I answer, check my answer and tell me if it's correct or needs improvement."

Turn AI into your interactive SQL coach!