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Key: NUCCORE-762
Type: Task Task
Status: Closed Closed
Resolution: Fixed
Priority: Major Major
Assignee: Andy Jefferson
Reporter: Andy Jefferson
Votes: 0
Watchers: 0

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DataNucleus Core

Support specification of null-indicator-column/null-indicator-value via extension (for JPA)

Created: 07/Aug/11 12:25 PM   Updated: 03/Oct/11 07:37 AM   Resolved: 07/Aug/11 12:27 PM
Component/s: MetaData
Affects Version/s: None
Fix Version/s: 3.0.1

 Description  « Hide
JPA doesn't provide a mechanism for identifying when an embedded object was persisted as null, and hence to be retrieved as that. We should support
@Extension(key="null-indicator-column", value="...")
@Extension(key="null-indicator-value", value="...")
to handle this

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Andy Jefferson added a comment - 07/Aug/11 12:27 PM
SVN trunk supports this now by specifing @Extension on the field/property that is embedded