PostgreSQL is a production-grade relational database system widely used across modern enterprise and microservice architectures. If you’re building a Spring Boot application, connecting it to PostgreSQL isn’t just a matter of adding a dependency—it’s about configuring it the right way from day one.
This guide walks you through how to connect a Spring Boot application to PostgreSQL using Spring Data JPA, initialize the schema reliably and understand the pros and cons of using ddl-auto
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