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Query parameters enable the definition of reusable queries. Such queries can be executed with different parameter values to retrieve different results. Running the same query multiple ... -toc> Named Parameters (:name) The following method retrieves

> Transparent Update Once an entity object is retrieved from ... is to keep a snapshot of every managed object when it is retrieved from the database and to compare

and close ObjectDB databases and perform basic CRUD operations (Create/Store, Retrieve, Update ... demonstrates CRUD database operations by storing, retrieving, updating and deleting Point objects

="teaser"> The position of the first result the query object was set to retrieve. retrieve. Returns 0 if setFirstResult was not ... to retrieve. The maximum

has been retrieved from the database. @PreUpdate

persist(Guest guest) { em.persist(guest); } // Retrieves all the guests: public ... > entity object in the database. getAllGuests - for retrieving

) { em.persist(guest); } // Retrieves all the guests: public List<Guest> ... >getAllGuests - for retrieving all the existing Guest objects from the database

> is retrieved from the application scope attribute, and then an EntityManager All the Guest entity objects are retrieved

a list of all the guests that have already signed (which are retrieved from the request's

. This requirement is applied only to the Explorer. In your applications, retrieved String instances ... to specify the encoding during retrieval. The "General" group