МТС Банк

What side effect occurs when using UNION DISTINCT - Data type mismatch leads to an error - TOP is used without global sorting - Lack of indexes slows down UNION execution - Removing duplicates can unexpectedly reduce the number of returned rows - UNION creates more load than UNION ALL - Aggregate functions in subqueries can distort data

How exactly was virtualization done — did you write your own wrapper or use a ready-made solution?

Are you currently engaged in any professional activity or projects?

For what purposes did you use multithreading in your projects?

Are you currently working under an employment contract or as an individual entrepreneur/self-employed?

What is the difference between product vision and company mission?

What is a fixed-price contract?