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Bi Interview Questions
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La différence entre inner join et left join
How efficient do you think is Microsoft BI package when dealing with huge quantity of data
CTE's, Views, Dashboard Design, SQL Basics
Are you familiar with DAX?
1. SQL Querying (Real-World Retail Context) Common Topics: Joins (inner, left) Window functions (RANK, ROW_NUMBER, SUM OVER) Aggregations & GROUP BY CTEs and subqueries Date functions (e.g., MONTH(), DATEDIFF)
Tell me about yourself and your resume
What is the difference between live connection and extract?
A set of data was given and it was proposed to develop a dashboard for the monthly board meeting. Suggest what additional data structures should be created in the database for more efficient work and why.
What is the difference between a table and a view in a database?
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