Skip to main content

Notice: this Wiki will be going read only early in 2024 and edits will no longer be possible. Please see: https://gitlab.eclipse.org/eclipsefdn/helpdesk/-/wikis/Wiki-shutdown-plan for the plan.

Jump to: navigation, search

EclipseLink/Development/JPA 2.0/query definition api

< EclipseLink‎ | Development‎ | JPA 2.0
Revision as of 16:12, 28 October 2008 by Gordon.yorke.oracle.com (Talk | contribs) (Issue Summary)

Query Definition API

JPA 2.0 Root | Enhancement Request

Issue Summary

JPA 2.0 specification has introduced a comprehensive object oriented query definition API which compliments JPQL.

This feature is covered in section 5 of the specification.

General Solution

Should be a simple translation to EclipseLink Queries and Expressions but will be work intensive. Some methods and interfaces can not be completed until the equivalent functionality has been added to EclipseLink

- see Entity Type Expressions
- see Collection Parameters for IN
- see CASE Expressions

Work Required

  1. Develop model for testing
    approx 4 day
  2. Update Processing
    approx 13 days - creating query definition implementation.

Back to the top