# Build a complete analytics schema: raw event data, a daily aggregate, and a monthly rollup, demonstr

Canonical URL: <https://datadriven.io/problems/build-a-complete-analytics-schema-raw-event-data-a-daily-a-81240652>

Domain: Data Modeling · Difficulty: medium

## Problem

Build a complete analytics schema: raw event data, a daily aggregate, and a monthly rollup, demonstrating multi-level aggregation.

## Related

- [All practice problems](https://datadriven.io/problems)
- [Mock interview mode](https://datadriven.io/interview/build-a-complete-analytics-schema-raw-event-data-a-daily-a-81240652)
- [Data Modeling Interview Questions](https://datadriven.io/data-modeling-interview-questions)
- [Data Engineering Interview Prep Guide](https://datadriven.io/data-engineer-interview-prep)
- [Daily Challenge](https://datadriven.io/daily)

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