Spring Boot application.properties
# Change the Default Port
server.port=8081
# H2 DataSource
# http://localhost:8080/h2-console
spring.h2.console.enabled=true
spring.datasource.url=jdbc:h2:mem:testdb
spring.datasource.driverClassName=org.h2.Driver
spring.datasource.username=sa
#spring.datasource.password=1234
spring.jpa.show-sql=true
spring.jpa.properties.hibernate.dialect= org.hibernate.dialect.H2Dialect
spring.jpa.hibernate.ddl-auto= update
# MySQL DataSource
spring.datasource.url= jdbc:mysql://localhost:3306/testdb?useSSL=false
spring.datasource.username= root
spring.datasource.password= 123456
spring.jpa.properties.hibernate.dialect= org.hibernate.dialect.MySQL5InnoDBDialect
spring.jpa.hibernate.ddl-auto= update