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EntityResult.discriminatorColumn - JPA annotation element

Annotation Element
javax.persistence.EntityResult
String discriminatorColumn

Specifies the column name (or alias) of the column in the SELECT list that is used to determine the type of the entity instance.
Default value:
""
Since:
JPA 1.0

This documentation page is derived (with some adjustments) from the open source JPA 2 RI (EclipseLink)
and is available under the terms of the Eclipse Public License, v. 1.0 and Eclipse Distribution License, v. 1.0.
Object Relational Mapping (ORM) JPA 2 providers include Hibernate, EclipseLink, TopLink, OpenJPA and DataNucleus.
ObjectDB is not an ORM JPA implementation but an Object Database for Java with built in JPA 2 support.