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[CloudyML @CloudyML_EdTech]

29. What are the different isolation levels in SQL transactions?
30. How do you use the EXISTS and NOT EXISTS operators in SQL?

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[CloudyML @CloudyML_EdTech]

Unlock success in your interviews with 30 must-know #SQL questions for Middle Senior Level Data Analysts & Data Scientists! Let's elevate your skills together with our YouTube tutorials.💼💡

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[CloudyML @CloudyML_EdTech]

25. How do you use the CROSS APPLY & OUTER APPLY operators in SQL?
26. What are the benefits of using indexes, & what are the potential downsides?
27. Explain the concept of database sharding & its use cases.
28. How do you manage concurrency in #SQL to prevent deadlocks? #Career

[CloudyML @CloudyML_EdTech]

26. What is normalization, and why is it important?
27. What are the different normal forms?
28. What is a stored procedure?
29. What is a trigger?
30. What is a transaction in SQL?

#SQL #CareerGoals #InterviewQuestions #Carrer

[CloudyML @CloudyML_EdTech]

21. What is an INNER JOIN, & how does it work?
22. Explain LEFT JOIN & RIGHT JOIN with examples.
23. What is a self-join?
24. What is a view in SQL?
25. What is an index, and why is it important?

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[CloudyML @CloudyML_EdTech]

16. What is a SQL subquery, & how is it used?
17. Explain the difference between COUNT(), SUM(), AVG(), and MAX() functions.
18. How do you use the DISTINCT keyword in SQL?
19. How can you find the minimum value in a column using SQL?
20. Explain the DATE & TIME functions in #SQL

[CloudyML @CloudyML_EdTech]

11. What is the purpose of the ORDER BY clause?
12. How do you filter results based on multiple conditions using the AND and OR operators?
13.What is the LIMIT clause, & when is it used?
14.Explain the GROUP BY clause & its role in aggregation
15.What is the HAVING clause ? #SQL

[CloudyML @CloudyML_EdTech]

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[CloudyML @CloudyML_EdTech]

6. What is a primary key, & why is it important?
7. What is a foreign key, & how is it used in SQL?
8. How do you retrieve all records from a table?
9. How can you select specific columns from a table?
10. Explain the WHERE clause and its use in SQL queries.
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[CloudyML @CloudyML_EdTech]

1. What is SQL, & why is it important for data professionals?
2. What are the different types of SQL commands?
3. Explain the difference between SQL & NoSQL databases.
4. What are the primary SQL commands for data retrieval?
5. What are the main SQL data types?
#SQL #CareerGoals

[CloudyML @CloudyML_EdTech]

If you want to kickstart your career in data science, whether you have a coding background or not, check out this video! It provides a detailed roadmap to becoming a data analyst in just 3 months.

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Stay Tuned for more updates 📊💡 #DataScience #DataAnalysis #TechTerms #Learning #data

[CloudyML @CloudyML_EdTech]

🚀 Dive into Data Analysis! Here are 50 simple yet essential terms you need to know. Master these basics and enhance your data-driven skills. Read the thread for the full list 📊💡 #DataScience #DataAnalysis #TechTerms #Learning #data

[CloudyML @CloudyML_EdTech]

Read the thread for the full list 📊💡 #DataScience #DataAnalysis #TechTerms #Learning #data