Trending Sql Interview Questions for Tableau and PowerBI

5.Hello Everyone,
In this video we will see #sqlinterview #questions asked in #tableauinterviewquestions , #powerbi
#Trending SQL Interview Questions For Tableau/Powerbi
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1. What is Primary Key?
2. What are constraints in SQL
3. What is Difference between Delete Drop and Truncate
4. What is difference between Group by and Order by
5. Find Second Highest Salary
6. How Many Joins do I need when I have 8(N-1) tables?
7. How will you find duplicates in a table?
8. Find second Highest Salary in each Department
9. Find all Employees of Department 10
10. Write Update Statement to swap gender
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