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Spark internals and batch reliability.

5 questions

SQL · 2Python · 2PySpark · 1

Status	Title	Technology	Topic	Acceptance	Difficulty
○	14.Month-over-month revenue growth	SQL	Window functions	41.2%	Medium
○	16.Running balance per account	SQL	Window functions	50.0%	Medium
○	23.Chunked aggregation over a large CSV	Python	Aggregation	100.0%	Medium
○	77.Running balance per account	PySpark	Window functions	100.0%	Medium
○	95.Batch rows under a byte budget	Python	Aggregation	—	Medium

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