View source for EclipseLink/UserGuide/JPA/Advanced JPA Development/Schema Generation/Index

{{EclipseLink_UserGuide
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|toc=n
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=@Index Annotationa and <index> XML=

Use the @Index annotation in code or the <index> element in orm.xml to define an index when generating DDL. The index can be defined on a Entity class or on an attribute.

{{EclipseLink_JPA
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|version=2.2.0 DRAFT}}