Spring boot application.properties Code #spring.datasource.username=root #spring.datasource.password= admin #spring.datasource.url= jdbc : mysql :// localhost :3306/customer?createDatabaseIfNotExist=true #spring.jpa.hibernate.ddl-auto=update #spring.jpa.properties.format- sql =true #spring.jpa.show- sql =true #spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.MySQL8Dialect spring.datasource.url= jdbc : mysql :// localhost :3306/customer?createDatabaseIfNotExist=true spring.datasource.username= root spring.datasource.password= admin spring.jpa.hibernate.ddl-auto= update spring.jpa.properties.hibernate.format_sql= true spring.jpa.show-sql= true spring.jpa.properties.hibernate.dialect = org.hibernate.dialect.MySQL8Dialect