← 返回 waymo 的题目列表Inactive User Analysis
类型:online_judge
Problem: Inactive User Analysis
Given:
users(user_id, city)
rides(ride_id, ride_date, ride_rating, user_id)
Count users with zero rides in the 7-day window ending on 2024-07-07, inclusive: 2024-07-01 through 2024-07-07.
Users who signed up but never took a ride must be included.
Return one column: inactive_user_count.