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.
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
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
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:
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
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
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.
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.
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:
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
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!