Spring data database properties.md

Spring data database properties

spring.datasource.url=jdbc:postgresql:conference_app
spring.datasource.username=postgres
spring.datasource.password=Welcome
spring.jpa.database-platform=org.hibernate.dialect.PostgreSQLDialect
spring.jpa.hibernate.dll-auto=none
spring.jpa.properties.hibernate.jdbc.lob.non_contextual_creation=true
spring.jpa.show-sql=true
```