# Create an audit log table that tracks all changes across the system with enough detail to reconstruc

Canonical URL: <https://datadriven.io/problems/create-an-audit-log-table-that-tracks-all-changes-across-the-42bdab38>

Domain: Data Modeling · Difficulty: medium

## Problem

Create an audit log table that tracks all changes across the system with enough detail to reconstruct what happened.

## Related

- [All practice problems](https://datadriven.io/problems)
- [Mock interview mode](https://datadriven.io/interview/create-an-audit-log-table-that-tracks-all-changes-across-the-42bdab38)
- [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)

---

Source: DataDriven (https://datadriven.io). 100% free data engineering interview prep. Live code execution against Postgres 16, Python 3.11, and Spark sandboxes. No paywall, no premium tier, no signup gate.