DoorDash
Foundations Track · Easy · 15 min
2024 App Click Volume
DoorDash is reviewing 2024 app click volume through a monthly brief. Return each app_id and the total number of click events recorded in 2024. Sort by app_id.
Company labels are directional practice context, not official interview guidance.
Objective
Practice query basics through a DoorDash-tagged business scenario.
Approach
Use this track to lock in clean query structure, basic filtering logic, and confidence with grouped output.
Company context
Company labels are directional practice context, not official interview guidance.
DoorDash is reviewing 2024 app click volume through a monthly brief. Return each app_id and the total number of click events recorded in 2024. Sort by app_id.
app_events
| event_id | app_id | event_type | |
|---|---|---|---|
| 1 | 10 | click | 2024-01-01 09:00:00 |
| 2 | 10 | impression | 2024-01-01 09:01:00 |
| 3 | 10 | click | 2024-02-10 10:00:00 |
| 4 | 20 | click | 2024-03-03 14:00:00 |
| 5 | 20 | click | 2023-12-31 23:00:00 |
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