Given an enrollments table of student ids and course ids, write a query to find the student enrolled in the most courses.
Data Engineer Interview Questions
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Implement at program (in pseudo code), that will print a directory tree (a tree traversing problem).
Critical thinking exercise from their day-to-day experience as a Data Solutions Engineer
What would you do if your python code needs to retrieve and process a very large dataset — one that exceeds the available operational memory of your machine?
Tell me about yourself? Have ever done web scraping and can you talk me thru this code?
1. Two sum problem. 2. Difference between various joins in SQL.
che cosa è un file MD5?
come avresti potuto disegnarlo in maniera diversa questo modello logico se avessi avuto un db a documento?
One of the SQL questions was about analyzing two data tables.
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