Horizontal scaling techniques with PostgreSQL elastic clusters

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Scaling databases to meet growing demands is a fundamental requirement for modern applications. While traditional vertical scaling focuses on upgrading a single machine, horizontal scaling offers a more flexible approach by distributing data across multiple nodes. PostgreSQL’s elastic clusters, powered by Azure Database for PostgreSQL Flexible Server and the open-source Citus extension, bring efficient horizontal scaling to the forefront.

In this article, we’ll explore horizontal scaling concepts, compare it with vertical scaling, and discuss its implementation and best practices using PostgreSQL elastic clusters.

Horizontal scaling vs. Vertical scaling

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