> ## Documentation Index > Fetch the complete documentation index at: https://launchdarkly-preview.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # How to run safe migrations using feature flags > This video explains how to safely and efficiently run a stage migration and monitor metrics. > For the complete documentation index, see [llms.txt](/llms.txt). For the full documentation snapshot, see [llms-full.txt](/llms-full.txt). ## Overview This video explains how to perform a zero-downtime database migration using LaunchDarkly’s migration flags. Migration can be a risky, high stakes process that disrupts users from their daily workflow. This step-by-step process shows you how to set up a database migration and monitor metrics and errors conveniently on the LaunchDarkly dashboard. ## How to run safe migrations using feature flags