JPA
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Core Java
Hibernate Envers – Extending Revision Info with Custom Fields
Hibernate Envers provides automatic auditing of entity changes in Hibernate-based applications. By default, Envers tracks entity modifications with revision numbers…
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Enterprise Java
Spring Data JPA Query With Arbitrary AND Clauses Example
Building dynamic queries is a common requirement in modern applications, especially when filtering data based on flexible and user-driven criteria.…
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Core Java
Persisting UUIDs in Postgres with JPA
UUIDs are powerful tools for ensuring unique identification in distributed systems. This article explores how to use Spring JPA with…
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Core Java
Exploring Jakarta Persistence 3.2
Jakarta Persistence (formerly JPA) is a key part of the Jakarta EE ecosystem, enabling developers to seamlessly map Java objects…
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Enterprise Java
Resolving Attribute Naming Issues in Spring JPA
Spring JPA simplifies working with relational databases using the Java Persistence API (JPA), making mapping Java objects to database tables…
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Enterprise Java
Query JPA Single Table Inheritance
In Java Persistence API (JPA), inheritance mapping provides a way to map Java class hierarchies to database tables. Single Table…
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Core Java
Optional Fields in JPA Entity Example
1. Introduction JPA Entity can have optional fields as not every data is needed for every operation. In this example,…
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Enterprise Java
JPA CAST vs TREAT
In JPA (Java Persistence API), managing polymorphic queries involving inheritance hierarchies is a crucial aspect. When working with such queries,…
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Core Java
JPA Inheritance vs Composition Spring Boot Example
1. Introduction Inheritance is an “IS-A” type of relationship in object-oriented programming (OOP). Inheritance is tightly coupled since child classes…
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