Jakarta Persistence (JPA) (Coursera)

The student will use numerous Query strategies to retrieve data from a database and consume the data in their applications with minimal effort. The course will talk about the how these meta data annotations can also map compositional and inheritance relationships between classes and a database schemas.

Course 4 of 4 in the Java Database Connectivity Specialization.

Syllabus

WEEK 1

Java Persistence Architecture

Interact with databases using Java Persistence Architecture (JPA), defining Persistence configurations for a Persistent Unit. Define JPA entities through various annotations and illustrate how the details of Java Database Connectivity (JDBC) are abstracted away. Implement database CRUD operations using the API of the JPA EntityManager.

WEEK 2

Queries and Lifecycle

Implement various Query techniques that JPA options and understand the importance of the Persistence Lifecycle of a managed bean and the use of Versioning for Optomistic Locking for detached Entities

WEEK 3

Associations

Define Compositional and Inheritance relationships between JPA entities that map to Primary Key Foreign Key relationships in a database schema