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JPA Doc
8

javax.persistence.EntityManager

is a managed entity instance belonging to the current persistence context. Parameters: entity - entity ... ). Parameters: name - the name of a query defined in metadata Returns: the new query instance Throws ... specified by the resultClass argument. Parameters: name - the name of a query defined in metadata
JPA Doc
7

javax.persistence.criteria.ParameterExpression

>, Parameter, Selection, TupleElement Type of criteria query parameter expressions. Since: JPA 2.0 ... . Parameters: name - alias Returns: selection item Since: JPA 2.0 Expression as(Class type ... : the runtime type is not changed. Warning: may result in a runtime failure. Parameters: type - intended type
JPA Doc
7

javax.persistence.metamodel.EntityType

name. Parameters: name - the name of the represented attribute Returns: attribute with given name ... the Collection-valued attribute of the managed type that corresponds to the specified name. Parameters ... name and Java element type. Parameters: name - the name of the represented attribute elementType
JPA Doc
7

javax.persistence.metamodel.IdentifiableType

of the managed type that corresponds to the specified name. Parameters: name - the name of the represented ... the Collection-valued attribute of the managed type that corresponds to the specified name. Parameters ... and Java element type. Parameters: name - the name of the represented attribute elementType
JPA Doc
7

javax.persistence.metamodel.MappedSuperclassType

to the specified name. Parameters: name - the name of the represented attribute Returns: attribute ... of the managed type that corresponds to the specified name. Parameters: name - the name ... . Parameters: name - the name of the represented attribute elementType - the element type of the represented
JPA Doc
7

javax.persistence.criteria.CriteriaQuery

, duplicate results must be retained. Parameters: distinct - boolean value specifying whether duplicate ... type of the corresponding AbstractQuery method. Parameters: distinct - boolean value specifying ... roots. Parameters: entityClass - the entity class Returns: query root corresponding to the given
JDO Doc
7

javax.jdo.spi.PersistenceCapable

an exception if the other instance is not managed by the same StateManager as this instance. Parameters ... the ObjectIdFieldConsumer to store the values for the key fields. Parameters: fm - the field manager ... single field identity, this method always throws JDOUserException. Parameters: oid - the ObjectId
Manual
7

Database Explorer

side enables execution of JPQL and JDOQL queries. To execute a query: Enter a query string. In the [Parameters] table provide arguments for parameters (if any). An entity object can be specified by type
Manual
7

Literals in JPQL and Criteria Queries

literals should be used sparingly as queries that use parameters instead of literals are more generic and efficient because they can be compiled once and then run many times with different parameter
Manual
7

Online Backup

Backup Target A custom backup root directory can be specified by setting the target parameter before ... a value for the target parameter it represents a path relative to the ObjectDB home directory