Consider there are multiple database, How do you make your application to choose respective database? e.g, In Amazon, the database hosted in every country, when the user came and make an order, how do the application choose the database to the particular country?

Question

Accepted Answer

The application can choose the respective database based on the user's location or other criteria.

Use a load balancer to route traffic to the appropriate database server based on user location
Implement a database sharding strategy to distribute data across multiple databases
Use a master-slave replication setup to replicate data across multiple databases
Implement a database routing layer that can dynamically route requests to the appropriate database based on user location or other criteria

Consider there are multiple database, How do you make your application to choose respective database? e.g, In Amazon, the database hosted in every country, when the user came and make an order, how do the application choose the database to the particular country?

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