Database changes
Updating your database schema with zero downtime is a significant challenge. usa contact list You can try a few strategies to address this, such as:
Using backwards-compatible changes
Use new fields instead of changing existing ones
Use database version control technology.
It may also be wise to take a phased approach, where the database is updated in stages - first supporting both the old and new application versions, then polishing them once the transition is complete. This keeps the application functioning properly throughout the deployment process.
Load Balancing
Effective load balancing is essential when you are managing traffic during an update. Load balancers have always played an important role in distributing traffic evenly between servers to avoid overloading and potentially disrupting the user experience of your website. During ZDD, they become even more important because they must direct traffic only to servers that are functioning properly.
