Java EE 6: Develop Database Applications with JPA NEW
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Java EE 6: Develop Database Applications with JPA NEW
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Información del curso
Curso
Distancia
Descripción
Course Objectives
Map relational database tables to Java using ORM techniques and JPA
Perform CRUD operations with JPA in Java SE and EE environments
Update multiple database tables based on relationships
Perform data validation using Bean Validation
Apply transactions and locking
Optimize JPA for performance
Map relational database tables to Java using ORM techniques and JPA
Perform CRUD operations with JPA in Java SE and EE environments
Update multiple database tables based on relationships
Perform data validation using Bean Validation
Apply transactions and locking
Optimize JPA for performance
Temario
Course Introduction
- Describing the target audience for this course
- Explaining the course itinerary
- Describing the format that the class will use
- Introducing the course environment
- Describing the need for Object-Relational Mapping
- Describing the Java Persistence API
- Creating entity classes
- Using persistent field and properties
- Using a generated primary key (table, sequence and identity)
- Obtaining an Entity Manager
- Creating a Persistence Unit
- Using an entity manager to create, find, update, and delete entities
- Creating typed queries in JPA
Working with JPA in a Java Enterprise Environment
- Evaluating the role of the container with JPA
- Accessing JPA entities from a servlet
- Evaluating the application of JSF as a user interface framework
- Accessing JPA entities from Enterprise JavaBeans
- Determining the impact of using stateless, stateful, and singleton session beans on entities
- Configuring a persistence context in an EE context
- Describing the auction application
- Defining the domain objects of the auction application
- Describing the implementation model for the auction system
- Examining relationships in the data and object models
- Using relationship properties to define associations
- Implementing one-to-one unidirectional and bidirectional associations
- Implementing many-to-one/one-to-many bidirectional associations
- Implmenting many-to-many unidirectional and bidirectional associations
- Using OrderBy and OrderColumn annotations to define sort order
- Applying the OrphanRemoval annotation to prevent orphaned entities
Working with the Entity Manager
- Describing the relationship between an entity and an entity manager, and between a persistence context and a persistence unit
- Differentiating between transaction-scoped and extended entity managers
- Describing the entity life cycle
- Using entity manager operations to perform CRUD operations: persist, find, merge, remove
- Examining the role of the entity manager with detached entities
- Defining and use cascading operations
- Persisting entities that contain enums
- Persisting entities that contain collections
- Persisting entities that contain Maps
- Describing the Java Persistence Query Language (JPQL)
- Contrasting JPQL with native queries
- Using conditionals to filter results
- Refining queries to return only needed data
- Performing joins between entities
- Creating dynamic queries with parameters
- Using named queries
- Performing bulk updates and deletes
Using the Critieria API
- Contrasting the Critiera API with JPQL
- Using the Critieria API structure and core interfaces
- Creating SELECT, FROM, and WHERE clauses
- Creating paths and expressions
- Using ORDER BY, GROUP BY, and HAVING clauses
- Using the canonical metamodel
- Describing the JPA lifecycle phases where validation takes place
- Creating an entity listener class
- Utilizing validation groups
- Using built-in validation constraint annotations provided by Bean Validation
- Creating a custom Bean Validation constraint
- Describing transaction semantics
- Comparing programmatic and declarative transaction scoping
- Using JTA to scope transactions programmatically
- Implementing a container-managed transaction policy
- Supporting optimistic locking with the versioning of entity components
- Supporting pessimistic locking by using EntityManager APIs
- Describing the effect of exceptions on transaction state
Advanced Modeling: Entity Inheritance Relationships
- Evaluating object-relational mapping strategies for entity inheritance
- Applying single-table-per-class, joined-subclass, and table-per-class inheritance mapping strategies
- Using embeddable classes
- Overriding mappings with the @AttributeOverride and @AssociationOverride annotations
- Specifying composite primary keys
- Using lazy fetching to prevent the loading of entities that are not being used
- Using pagination to control the amount data that is needed at any one time
- Modifying queries to prevent the N + 1 problem
- Creating read-only queries
- Describing performance issues associated with IDENTITY ID generation
- Creating and using stored procedures with JPA and EclipseLink
- Using cache optimizations with JPA and EclipseLink
Destinatarios
Los diseñadores de bases de datos, Desarrollador J2EE, Java Developer, Java EE Developer
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Java EE 6: Develop Database Applications with JPA NEW
Itehl Consulting
Campus y sedes: Itehl Consulting
Itehl Consulting
(Distrito Federal)