 2 | the name of the attribute that is being overridden by order to specify it as part of the map key or ... field or property to override a basic mapping or id mapping defined by the mapped superclass or |
2 | property to specify the behavior when data is retrieved by the find methods and by queries. Since: JPA 2 ... ())
System.out.println(c) Returns: an array containing the constants of this enum type, in the order they are declared |
2 | to the processing of the query. The persistence provider implementation may achieve this by flushing those entities to the database or by some other means. If FlushModeType.COMMIT is set, the effect ... ())
System.out.println(c) Returns: an array containing the constants of this enum type, in the order they are declared |
2 | order to learn how to use JPA and ObjectDB please read the ObjectDB manual. |
2 | This tutorial demonstrates how to create reports based on data in an ObjectDB database using the popular open source Business Intelligence and Reporting Tools (BIRT). In order to keep things as simple as possible - we will use the basic points.odb ObjectDB database file from the Getting Started |
2 | In this step we will add code to the Main class (that was generated with the project) in order to store Point objects in the database and then retrieve them from the database. Use copy and paste to replace the content of the Main class with the following content: package tutorial;
import javax |
2 | ;
}
} When adding Product as soon as a given category has been persisted already (by a previous product ... to get it working by using merge when commit fails on persist and using @Generated indexes for both entities ... and @ManyToMany on Product in Order otherwise it went into objectdb internal error. Now everything is persisted |
2 | . You can use one ObjectDB configuration file on multiple machines by specifying a sequence of elements, one per licensed machine. Any non matching activation code is quietly ignored by ObjectDB ... . Classes that are enhanced by the ObjectDB Enhancer (when using the OEM license) are signed |
2 | This chapter demonstrates basic ObjectDB and JPA concepts by introducing a simple example program ... that contains points in the plane. Each point is represented by an object with two int fields, x and y, that hold the point's x and y coordinates. The program demonstrates CRUD database operations by storing |
2 | explains how ObjectDB configuration works in general. The Configuration Path By default ... /lib, the ObjectDB home directory ($objectdb) is WEB-INF. You can also define $objectdb explicitly by ... :
> java "-Dobjectdb.home=/odb" ...
The Configuration File As noted above, by default the configuration |
