Back-end Apps: : Java Persistence

Java EE 7    |    Intermediate
  • 9 Videos | 43m 41s
  • Includes Assessment
  • Earns a Badge
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Most business applications need to persist data. Here you'll learn to work with the Java Persistence API (JPA) for persisting Java objects, including using JPA entities, mapping, and queries.

WHAT YOU WILL LEARN

  • describe at a high level the Java Persistence API and object-relational mapping it entails
    describe JPA entities and describe how to create an entity class
    describe entity mapping and the role of a primary key in mapping, describe how to change default mapping, and use temporal types and transient fields
    describe the data types for fields and properties and contrast persistent fields and properties
    describe the role of the Entity Manager with an example of its use in a Java EE application, and describe the entity instance life cycle and Entity Manager methods
  • describe persistence units and persistence contexts in Java EE applications
    describe how to perform CRUD operations with entities
    describe how to create queries with the Java Persistence Query Language (JPQL)
    apply JPA to a Java EE application

IN THIS COURSE

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