Published onJune 17, 2026[2026 Deep Dive] Mastering Database Sharding: Scaling Spring Boot Microservices with JPA and PostgreSQLDatabase-ShardingData-PartitioningSpring-BootJPAPostgreSQLMicroservicesScalabilityBackend-ArchitectureDistributed-SystemsJava-25Learn how to implement robust database sharding strategies in Spring Boot microservices, leveraging JPA and PostgreSQL to overcome scalability bottlenecks, manage high-volume data, and build truly resilient distributed systems.