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DatastoreIdentity.columns - JDO annotation element

The column(s) making up the datastore identity.
Returns:
The column(s) making up the datastore identity.
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.