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Difference between revisions of "EclipseLink/UserGuide/JPA/Advanced JPA Development/Schema Generation/Index"
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|previous =[[EclipseLink/UserGuide/JPA/Advanced_JPA_Development/Schema_Generation/CascadeOnDelete|@CascadeOnDelete]] | |previous =[[EclipseLink/UserGuide/JPA/Advanced_JPA_Development/Schema_Generation/CascadeOnDelete|@CascadeOnDelete]] | ||
|up =[[EclipseLink/UserGuide/JPA/Advanced_JPA_Development/Schema_Generation|Schema Generation]] | |up =[[EclipseLink/UserGuide/JPA/Advanced_JPA_Development/Schema_Generation|Schema Generation]] | ||
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|version=2.2.0 DRAFT}} | |version=2.2.0 DRAFT}} | ||
Revision as of 14:52, 20 January 2011
EclipseLink JPA
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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.
