java Archives - blog.icod.de https://blog.icod.de/tag/java/ Webentwicklung und sonstiger Unsinn :) Web development and other nonsense :) Mon, 14 Mar 2022 16:41:48 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.4 https://blog.icod.de/wp-content/uploads/2017/04/darko-luketic-foto.256x256-150x150.jpg java Archives - blog.icod.de https://blog.icod.de/tag/java/ 32 32 Spring Data JPA fixtures https://blog.icod.de/2022/03/14/spring-data-jpa-fixtures/ https://blog.icod.de/2022/03/14/spring-data-jpa-fixtures/#respond Mon, 14 Mar 2022 16:39:33 +0000 https://blog.icod.de/?p=1713 What are fixtures? Fixed data that is always present in the database. You can think of it as the initial dataset. application.properties [crayon-69c8a9634ddc2170523125/] The documentation speaks of “the root classpath”, not knowing Java well I had no idea what that means and an answer on Stackoverflow was of course wrong. It’s not the “src” dir,…

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]]> https://blog.icod.de/2022/03/14/spring-data-jpa-fixtures/feed/ 0 Spring Data JPA Postgres UUID @Id https://blog.icod.de/2022/03/14/spring-data-jpa-postgres-uuid-id/ https://blog.icod.de/2022/03/14/spring-data-jpa-postgres-uuid-id/#comments Mon, 14 Mar 2022 13:34:00 +0000 https://blog.icod.de/?p=1709 I read lots of outdated info on this matter. Using PostgreSQL v13+ there is a function called gen_random_uuid(). See the manual page of Postgres UUID. Here’s an example entity called Page [crayon-69c8a9634dec1039028878/] As you see you can append the columnDefinition to the @Column annotation. “UUID default gen_random_uuid()” This translates to following SQL [crayon-69c8a9634dec4693591740/] And you…

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