How do I handle database migrations in a microservices architecture?

How do I handle database migrations in a microservices architecture?

In microservices, each service typically has its own database. You can handle migrations by using a version control system for your database schema, applying migrations independently for each service.

What tools can I use for managing these migrations?

Popular tools include Flyway, Liquibase, and Alembic. They help automate the migration process and keep track of schema changes.

How do I ensure data consistency during migrations?

You can use techniques like two-phase commits, event sourcing, or maintaining a read replica during migrations to ensure data consistency.

What are the common challenges faced during database migrations?

Common challenges include handling schema changes without downtime, ensuring data integrity, and coordinating migrations across multiple services.