Fast Object Database for Java - with JPA/JDO support

ObjectDB ObjectDB

Join.columns - JDO annotation element

Detail definition of the join column(s). This is needed for more than one join column.

Returns:: the join columns

Default value:: {}

Since:: JDO 2.1

This documentation page is derived (with some adjustments) from the JDO 2.2 API
and is available under the terms of the Apache License, v. 2.0.