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How To Calculate Non-Persistent Property via Hibernate @Formula

If you prefer to read it as a blog-post containing the relevant snippets of code then check this post

Description: This application is an example of calculating a non-persistent property of an entity based on the persistent entity attributes. In this case, we will use Hibernate, @Formula.

Key points:

  • annotate the non-persistent property with @Transient
  • annotate the non-persistent field with @Formula
  • as the value of @Formula add the SQL query expression that calculates this non-persistent property based on the persistent entity attributes

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