We Migrated Vercel's Database to DynamoDB
Vercel transitioned its database from Redis to DynamoDB for enhanced durability. Learn about the live migration process and strategies employed.
Vercel utilizes a warm pool for each build, initially managed in Redis. Over time, this state became a liability, risking billing mappings if data was lost. To ensure durability, we migrated to DynamoDB, executing a live transition with carefully managed phases and rollback options. This migration process allowed us to maintain service continuity while improving data reliability.