Spring Boot provides a convenient way to configure application properties using YAML files. In a typical scenario, you might have different configurations for different environments such as development, testing, and production. Instead of maintaining multiple YAML files for each profile, you can configure multiple profiles within a single YAML file. This approach simplifies the configuration management process. Let's see how to achieve this. Step 1: Create a YAML Configuration File First, create a YAML file (e.g., application.yml ) in your Spring Boot project's resource directory. This file will contain the configuration properties for all the profiles you want to define. spring: profiles: active: dev logging: level: root: INFO com.example: DEBUG # Configuration for the 'dev' profile --- spring: profiles: dev database: url: jdbc:mysql://localhost:3306/devdb username: devuser password: devpassword # Co...
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