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From "Oliver Ringel (JIRA)" <j...@apache.org>
Subject [jira] Created: (OPENJPA-1607) Using unidirectional one-to-many target foreign key throws exception
Date Thu, 01 Apr 2010 10:58:27 GMT
Using unidirectional one-to-many target foreign key throws exception
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                 Key: OPENJPA-1607
                 URL: https://issues.apache.org/jira/browse/OPENJPA-1607
             Project: OpenJPA
          Issue Type: Bug
    Affects Versions: 2.0.0-beta3
            Reporter: Oliver Ringel


Using this simple unidirectional relationship

@OneToMany
@JoinColumn(name = "DEPARTMENT_ID")
private Set<Employee> employees;

causes to the following exception

<openjpa-2.0.0-beta3-r422266:926797 fatal user error> org.apache.openjpa.persistence.ArgumentException:
You have supplied columns for "com.example.Department.employees", but this mapping cannot
have columns in this context.

Unidirectional one-to-many target foreign key relationship should be supported in JPA 2.0.


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