f887361f_ing_Configuring___Eclipsepedia__Cache_Annotation_Attributes_Description
[Attribute] alwaysRefresh [Default] false [Required?] Optional [Description] 
Set to a boolean value of true to force all queries that go to the database to always refresh the cache.
EclipseLink/UserGuide/JPA/Basic JPA Development/Caching/Configuring - Eclipsepedia