Chapter 8 : Calculating Properties Item 77: How to Map Calculated Non-Persistent Properties CalculatePropertyPostLoad CalculatePropertyFormula Item 78: How to Map Calculated Persistent Properties via @Generated CalculatePropertyGenerated Item 79: How to Use SQL Functions with Multiple Parameters in JPQL Queries JpqlFunctionsParams JpqlFunction Item 80: How to Map @ManyToOne Relationship to an SQL Query Via @JoinFormula JoinFormula