Deloitte

SQL and modeling breadth over Spark depth.

4 questions

SQL · 2Python · 2

Status	Title	Technology	Topic	Acceptance	Difficulty
○	15.Find duplicate invoices	SQL	Deduplication	12.5%	Easy
○	13.Second highest salary per department	SQL	Window functions	100.0%	Easy
○	21.Validate JSON records against a schema	Python	Data modeling	—	Easy
○	25.Parse fixed-width log lines	Python	Data modeling	—	Easy

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