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the query result or whether they must be retained Return: the modified query. Since: JPA 2.0 Root from ... expressions Return: the modified query Since: JPA 2.0 CriteriaQuery groupBy (List  grouping ... : the modified query Since: JPA 2.0 CriteriaQuery having ( Expression  restriction) Specify

whether they must be retained Return: the modified subquery. Since: JPA 2.0 Root from (Class  entityClass) Create ... more grouping expressions Return: the modified subquery Since: JPA 2.0 Subquery groupBy (List   ... expressions Return: the modified subquery Since: JPA 2.0 Subquery having ( Expression  restriction

must be eliminated from the query result or whether they must be retained Return: the modified query ... or more grouping expressions Return: the modified query Since: JPA 2.0 AbstractQuery groupBy (List ... more grouping expressions Return: the modified query Since: JPA 2.0 AbstractQuery having ( Expression

. Parameters: attribute - attribute to be updated value - new value Return: the modified update query ... : the modified update query Since: JPA 2.1 CriteriaUpdate set ( SingularAttribute  attribute,  ... to be updated value - new value Return: the modified update query Since: JPA 2.1 CriteriaUpdate set

phenomena can occur: P1 (Dirty read): Transaction T1 modifies a row. Another transaction T2 then reads that row and obtains the modified value, before T1 has committed or rolled back. Transaction T2 ... . Another transaction T2 then modifies or deletes that row, before T1 has committed. Both transactions eventually commit

on ( Expression  restriction) Modify the join to restrict the result according to the specified ON condition ... - a simple or compound boolean expression Return: the modified join object Since: JPA 2.1 SetJoin on (Predicate... restrictions) Modify the join to restrict the result according to the specified

) Modify the delete query to restrict the target of the deletion according to the specified boolean ... compound boolean expression Return: the modified delete query Since: JPA 2.1 CriteriaDelete where (Predicate... restrictions) Modify the delete query to restrict the target of the deletion

of the join Since: JPA 2.0 CollectionJoin on ( Expression  restriction) Modify the join ... : the modified join object Since: JPA 2.1 CollectionJoin on (Predicate... restrictions) Modify ... . Replaces the previous ON condition, if any. Parameters: restrictions - zero or more restriction predicates Return: the modified join object Since: JPA 2.1

the index Since: JPA 2.0 ListJoin on ( Expression  restriction) Modify the join to restrict ... : the modified join object Since: JPA 2.1 ListJoin on (Predicate... restrictions) Modify the join ... the previous ON condition, if any. Parameters: restrictions - zero or more restriction predicates Return: the modified join object Since: JPA 2.1

 restriction) Modify the join to restrict the result according to the specified ON condition ... - a simple or compound boolean expression Return: the modified join object Since: JPA 2.1 MapJoin on (Predicate... restrictions) Modify the join to restrict the result according to the specified

on ( Expression  restriction) Modify the join to restrict the result according to the specified ON condition ... - a simple or compound boolean expression Return: the modified join object Since: JPA 2.1 Join on (Predicate... restrictions) Modify the join to restrict the result according to the specified

JPA Method in javax.persistence.criteria.CriteriaQuery CriteriaQuery where (   Predicate... restrictions ) Modify the query to restrict the query result according to the conjunction ... or more restriction predicates Return: the modified query Since: JPA 2.0

JPA Method in javax.persistence.criteria.CriteriaDelete CriteriaDelete where (   Predicate... restrictions ) Modify the delete query to restrict the target of the deletion according ... . Parameters: restrictions - zero or more restriction predicates Return: the modified delete query Since: JPA 2.1

JPA Method in javax.persistence.criteria.CriteriaDelete CriteriaDelete where (    Expression  restriction ) Modify the delete query to restrict the target of the deletion according ... : restriction - a simple or compound boolean expression Return: the modified delete query Since: JPA 2.1

JPA Method in javax.persistence.criteria.CollectionJoin CollectionJoin on (   Predicate... restrictions ) Modify the join to restrict the result according to the specified ... - zero or more restriction predicates Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.CollectionJoin CollectionJoin on (    Expression  restriction ) Modify the join to restrict the result according to the specified ON condition ... - a simple or compound boolean expression Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.AbstractQuery AbstractQuery where (   Predicate... restrictions ) Modify the query to restrict the query results according to the conjunction ... : restrictions - zero or more restriction predicates Return: the modified query Since: JPA 2.0

JPA Method in javax.persistence.criteria.AbstractQuery AbstractQuery where (    Expression  restriction ) Modify the query to restrict the query results according to the specified ... - a simple or compound boolean expression Return: the modified query Since: JPA 2.0

JPA Method in javax.persistence.criteria.CriteriaUpdate CriteriaUpdate where (   Predicate... restrictions ) Modify the update query to restrict the target of the update according ... . Parameters: restrictions - zero or more restriction predicates Return: the modified update query Since: JPA 2.1

JPA Method in javax.persistence.criteria.CriteriaUpdate CriteriaUpdate where (    Expression  restriction ) Modify the update query to restrict the target of the update according ... : restriction - a simple or compound boolean expression Return: the modified update query Since: JPA 2.1

JPA Method in javax.persistence.criteria.ListJoin ListJoin on (   Predicate... restrictions ) Modify the join to restrict the result according to the specified ON condition and return ... more restriction predicates Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.ListJoin ListJoin on (    Expression  restriction ) Modify the join to restrict the result according to the specified ON condition and return ... compound boolean expression Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.MapJoin MapJoin on (   Predicate... restrictions ) Modify the join to restrict the result according to the specified ON condition and return ... more restriction predicates Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.MapJoin MapJoin on (    Expression  restriction ) Modify the join to restrict the result according to the specified ON condition and return ... compound boolean expression Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.Join Join on (   Predicate... restrictions ) Modify the join to restrict the result according to the specified ON condition and return ... more restriction predicates Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.Join Join on (    Expression  restriction ) Modify the join to restrict the result according to the specified ON condition and return the join ... boolean expression Return: the modified join object Since: JPA 2.1

JPA Method in javax.persistence.criteria.Subquery Subquery where (   Predicate... restrictions ) Modify the subquery to restrict the result according to the conjunction ... more restriction predicates Return: the modified subquery Since: JPA 2.0

JPA Method in javax.persistence.criteria.Subquery Subquery where (    Expression  restriction ) Modify the subquery to restrict the result according to the specified boolean ... of the corresponding AbstractQuery method. Parameters: restriction - a simple or compound boolean expression Return: the modified subquery Since: JPA 2.0

JPA Method in javax.persistence.criteria.CriteriaQuery CriteriaQuery where (    Expression  restriction ) Modify the query to restrict the query result according to the specified ... compound boolean expression Return: the modified query Since: JPA 2.0

JPA Method in javax.persistence.criteria.SetJoin SetJoin on (   Predicate... restrictions ) Modify the join to restrict the result according to the specified ON condition and return ... more restriction predicates Return: the modified join object Since: JPA 2.1

whether this object is dirty. Instances that have been modified , deleted, or newly made persistent in the current ... - the calling PersistenceCapable instance Return: true if this instance has been modified in the current ... instances read in data store transactions; and persistent instances modified in optimistic transactions

) Get a modifiable FetchGroup for the Class and name. If a modifiable FetchGroup already exists in ... the application modifying one or more of the application key fields, then this method returns the identity ... of the instance. If the object identity is being changed in the transaction, by the application modifying one or

, object identity, and version if it has one. In the Reference Implementation, the JDO Enhancer modifies ... identity is being changed in the transaction, this method returns the current object id as modified in the current transaction. Return: a copy of the ObjectId of this instance as modified in

of the ObjectId of the parameter instance as modified in this transaction ... instance as modified in this transaction. See Also: PersistenceCapable() Since: JDO 2.0 Boolean ... ) Tests whether the parameter instance is dirty. Instances that have been modified , deleted, newly

after the values are loaded from the data store into this instance. This method is not modified by ... should be cleared. This method is not modified by the enhancer. Inherited from: ClearCallback ... within this call are valid. Access to field values after this call are disallowed. This method is modified by

of the ObjectId of the parameter instance as modified in this transaction. See Also: PersistenceCapable ... that have been modified , deleted, or newly made persistent in the current transaction return true ... has been modified in the current transaction. See Also: javax.jdo.spi.StateManager.makeDirty (PersistenceCapable

can set the object id, version, BitSet of loaded fields, and BitSet of modified fields ... while detached. While detached, only the BitSet of modified fields will be modified . The structure ... jdoDetachedState[3]: a BitSet of modified fields Since: JDO 1.0 Public Methods void jdoReplaceDetachedState

of results, and flags indicating whether the query result is unique and whether the query can be modified ... this query's owning PersistenceManager 's FetchPlan to be modified . Return: the fetch plan used by this query ... , :to"); . The execution of the query is modified to return only a subset of results. If the filter would normally

an unscoped, modifiable FetchGroup for the Class and name. If a corresponding FetchGroup ... () Get a modifiable Set containing a mutable copy of all currently active (in scope) fetch groups. The methods ... of the transaction, and the instances revert to transient. Additionally, fields of modified instances

) Tests whether the parameter instance is dirty. Instances that have been modified , deleted, newly made persistent in the current transaction, or modified while detached return Boolean.TRUE . Instances ... instance has been modified in the current transaction, or while detached. See Also: StateManager.makeDirty

JDO Method in javax.jdo.PersistenceManager FetchGroup getFetchGroup (   Class cls,    String name ) Get a modifiable FetchGroup for the Class and name. If a modifiable FetchGroup already exists in the PersistenceManager scope, return it. If not, create

JDO Enum PersistenceModifier java.lang.Object ∟  java.lang.Enum ∟  javax.jdo.annotations.PersistenceModifier Enumeration of the persistence- modifier values for a field or property. This corresponds to the "persistence- modifier " attribute of the "field" and "property" elements. Since: JDO

JDO Method in javax.jdo.spi.StateManager boolean isDirty (   PersistenceCapable pc ) Tests whether this object is dirty. Instances that have been modified , deleted, or newly ... has been modified in the current transaction. See Also: PersistenceCapable(String fieldName) Since: JDO 1.0

JDO Static Method in javax.jdo.JDOHelper boolean isDirty (   Object pc ) Tests whether the parameter instance is dirty. Instances that have been modified , deleted, or newly ... . Return: true if the parameter instance has been modified in the current transaction. See Also: javax

to the data store. Data store fields that might have been affected by modified non-persistent fields should be updated in this method. This method is modified by the enhancer so that changes to persistent

JDO Method in javax.jdo.listener.StoreCallback void jdoPreStore () Called before the values are stored from this instance to the data store. Data store fields that might have been affected by modified non-persistent fields should be updated in this method. This method is modified by the enhancer

the application modifying one or more of the application key fields, then this method returns the current ... is being modified , then this method will return the same value as getObjectId . Parameters: pc

, during an operation that modifies the value of a persistent or transactional field. Called ... whenever a persistent instance is first made dirty, during an operation that modifies the value

is being changed in the transaction, this method returns the current object id as modified in the current transaction. Return: a copy of the ObjectId of this instance as modified in the transaction

JDO Method in javax.jdo.spi.PersistenceCapable boolean jdoIsDirty () Tests whether this object is dirty. Instances that have been modified , deleted, or newly made persistent in the current transaction return true. Transient instances return false. Return: true if this instance has been modified in