Tests if Spring Data JDBC with HikariCP is working. == Lifecycle configuration guidance Non-embedded databases require extra configuration to avoid Hibernate to contact the remote database before the refresh phase: ``` # Specify explicitly the dialect (here for PostgreSQL, adapt for your database) # Supported as of Spring Boot 3.3 spring.data.jdbc.dialect=postgresql # Database initialization should typically be performed outside of Spring lifecycle spring.sql.init.mode=never ``` === CRaC In order to allow checkpoint/restore to work as expected, Hikari pool suspension should be enabled: ``` spring.datasource.hikari.allow-pool-suspension=true ```