About Data Set

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Manual
28

JPA Persistable Types

The term persistable types refers to data types that can be used in storing data in the database ... , Mapped superclasses, Embeddable classes. Simple Java data types: Primitive types, Wrappers, String ... persistent fields would cause data duplication in the database. Entity Classes An entity class
Tutorial
26

Step 6: Design a BIRT Report Table

. Set the column number to 2, number of details to 1, select the data set (e.g. Points by X) in the third field and click OK. Fill the table with data by dragging the x and y columns from the data set in the [Data Explorer] window (under the data set node) and dropping them on the second table row
Manual
25

Chapter 6 - Configuration

setting the "objectdb.home" system property: System.setProperty("objectdb.home", "/odb"); // new $objectdb As with any other system property it can also be set as an argument to the JVM ... file is loaded from $objectdb/objectdb.conf. You can specify an alternative path by setting
Manual
23

Database Doctor

fresh database file and then copying all the recoverable data in the corrupted database file to the new
FAQ
23

Which API should I use - JPA or JDO?

You can use ObjectDB with either the Java Persistence API (JPA) or the Java Data Objects (JDO) API. Both share similar architecture, design and abilities. When to prefer JPA JPA is more commonly used. Therefore, it might be the first choice for most new applications. You can use JPA as the primary
Manual
23

Retrieving JPA Entity Objects

with data that is retrieved from the database (or from the L2 cache - if enabled). The new entity object ... as is. Otherwise, the object data is retrieved from the database and a new managed entity object with that retrieved data is constructed and returned. If the object is not found in the database null
JPA Doc
23

join(set)

Method javax.persistence.criteria.From SetJoin join(   SetAttribute set ) Create an inner join to the specified Set-valued attribute. Parameters: set - target of the join Returns: the resulting join Since: JPA 2.0
JPA Doc
23

join(set, jt)

Method javax.persistence.criteria.From SetJoin join(   SetAttribute set,   JoinType jt ) Create a join to the specified Set-valued attribute using the given join type. Parameters: set - target of the join jt - join type Returns: the resulting join Since: JPA 2.0
JPA Doc
22

PluralAttribute.CollectionType.SET

Enum Constant javax.persistence.metamodel.PluralAttribute.CollectionType SET Set-valued attribute Since: JPA 2.0
JDO Doc
22

JDOPermission.SET_STATE_MANAGER

Static Field javax.jdo.spi.JDOPermission JDOPermission SET_STATE_MANAGER An instance of JDOPermission to be used for setStateManager permission checking. Since: JDO 1.0