How to Identify Unused Data Assets During Warehouse Migration: A Practical Cleanup Strategy

Modernizing your data warehouse? Don’t let unused tables and outdated scripts slow you down. In this practical guide, we explore a real-world strategy used during a Redshift-to-Snowflake migration: simply turn off questionable tables and see who notices. While tools like DataHub and Alation can help identify frequently used assets, this approach surfaces what really matters—fast. Learn how combining smart tooling with bold decision-making can streamline your migration, cut costs, and boost long-term data efficiency.Interested in hearing more about overcoming technical debt? View the full webinar here: https://snowplow.io/events/migration-to-the-snowflake-ai-data-cloud-navigating-legacy-systems-and-technical-debt