Database Migration Best Practices: How to Achieve Zero Downtime

<p>Changing a production database is rarely just a database operation. The application code running during the change may expect the old schema, while a newly deployed version may depend on a new one. Background workers, scheduled jobs, and older application instances can make the transition more complicated. </p> <p>A migration that works perfectly in a development environment can still cause pro

Читать первоисточник →