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Blog Archive for mb124283 during April 2007

Java Persistence Query Return Types
The Java Persistence API (JPA) defines a query language that allows to define queries over entities and their persistent state. In this weblog I would like to point out what determines the type of the query result, such as the method to execute the query and the structure of the query SELECT clause. Query API execution methods An instance of the interface javax.persistence.Query represents a...