why wayfair
Business Intelligence Engineer Interview Questions
6,923 business intelligence engineer interview questions shared by candidates
Why wayfair?
Removing duplicates from table without using Distinct
Are you emotionally unstable? How often do you feel anxious? How often do you feel depressed? How highly do you think of yourself? Does your mood change often? Do you worry often? Do you feel sad or blue often? How would you compare yourself to others?... You'll just keep looping through multiple variations on diagnostic questions. There are no workplace scenarios or attitudes/values questions.
container_edits: container|units|status |move_time XYZ | 5 |Start |2018-01-01 00:00:15 XYZ | 2 |Add |2018-01-01 00:01:10 XYZ | 3 |Add |2018-01-01 00:02:00 XYZ | |Complete |2018-01-01 00:03:00 XYZ | 5 |Start |2018-01-01 00:04:15 XYZ | 3 |Add |2018-01-01 00:05:10 XYZ | 4 |Add |2018-01-01 00:06:00 XYZ | 5 |Add |2018-01-01 00:07:10 XYZ | 6 |Add |2018-01-01 00:08:00 XYZ | |Complete |2018-01-01 00:09:00 For the above dataset the record should look like loop: container|loop_num|units|start_time |end_time XYZ |1 |10 |2018-01-01 00:00:15|2018-01-01 00:03:00 XYZ |2 |23 |2018-01-01 00:04:15|2018-01-01 00:09:00
How woud you visualize week-over-week revenue?
3 SQL questions, 1 python problem, and behavioral questions.
Basic Statistics, Medium/Advanced SQL & Behavioral Questions
Signed NDA document
2) create daily revenue report between given start_date and end_date output schema: (order_date, number_of_customers, number_of_orders, daily_total_order_amount, mtd_order_amount) mtd_order_amount - total order_amt from the beginning of the month till order_date
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