ObjectDB Database Search

();         // Try to retrieve parent and children using left join fetch ... ;      // Ok my em is now closed, let's check if children are retrieved ... ();   // Try to retrieve parent and children using left join fetch   em = emf

etc) This is the code I use to retrieve all Managed Types and data for the Athlete class Metamodel ... Zazopoulos You can retrieve all the entity objects using a query on Object:     SELECT ... casting and retrieve fields in a generic way using Java reflection. support Support Thanks

I'm running into a problem where data that is retrieved via a Query comes out null, but when I retrieve it using an Extent everything is present. We have a very simple class: public class PositionReportManagerBean implements InstanceCallbacks { private int maxReports; private List reports; } I

automatically when they are missing, so if you retrieve an object from a database and its class is not ... ().isLoaded(m_object))     em.unwrap(PersistenceManager.class). retrieve (obj); Note

tn3 = em.find(tNode.class, 1);   System.out.printf("find by retrieval : %s %n",tn3.getTa

Hi! We need  the ObjectDB version for debug purpose/logging. Our project supports also EclipseLink - http://stackoverflow.com/questions/3493495/getting-database-connection-in-pure-jpa-setup With the Connection object the Database name & version can be retrieved . For ObjectDB

and can't see an option to retrieve an object w/o using a key. can this be done? duetto john cummings You can use a single result query . support Support

of objectC, and I cant find any reason for that. Could be any bug in ObjectDB when I retrieve by navigation

Retrieving Metamodel without connection

Pre-detach loading: retrieval by navigation not working in if statement

Retrieve latest entry in a time-series

Immediately retrieve unique id

). Navigation through a NULL value The following query retrieves country names with their capital city names

to enable selective retrieval by type . In JPQL an entity type literal is written simply as the name

The ObjectDB Object Database ObjectDB is a powerful Object-Oriented Database Management System (ODBMS). It is compact, reliable, easy to use and extremely fast. ObjectDB provides all the standard database management services (storage and retrieval , transactions, lock management, query

ObjectDB is an Object Oriented Database Management System (ODBMS). It provides all the standard database management services (storage and retrieval , transactions, lock management, query processing, etc.), but it uses an object oriented model to store and manage data. You can easily store ordinary

as already mentioned in other posts the database again and again goes for a retrieval like ... weeks no more retrieval , we continue to watch and inform hgzpincher Hans-Georg Zwicker If there are no more retrieval errors it is excellent news. Thank you for the update. support Support update

Retrieving Metamodel without Connection

Enable intern() for Retrieved Strings

Lazy retrieval by access not working correctly

retrieval tas reports in log

through INOUT and OUT parameters can be retrieved . The getOutputParameterValue methods are used to retrieve the values passed back from the procedure through INOUT and OUT parameters. When using REF ... to retrieve the result set. Alternatively, the REF_CURSOR result set can be retrieved

was set to retrieve . Returns 0 if setFirstResult was not applied to the query object. Return ... int getMaxResults () The maximum number of results the query object was set to retrieve . Returns ... of the first result to retrieve . Parameters: startPosition - position of the first result, numbered from 0

to retrieve . Returns 0 if setFirstResult was not applied to the query object. Return: position of the first ... () The maximum number of results the query object was set to retrieve . Returns Integer.MAX_VALUE ... TypedQuery setFirstResult (int startPosition) Set the position of the first result to retrieve

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

. The next step is adding a Main class that stores and retrieves instances of the Point entity class.

This is the Eclipse version of the Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in Eclipse. The demonstrated application uses JPA to store and retrieve simple Point entity objects, where each Point has two persistent fields: x and y

This is the NetBeans version of the  Quick Start with JPA tutorial. It demonstrates how to create and run a simple JPA application in NetBeans. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  Point has two persistent fields

the servlet context - when the web application starts ( contextInitialized ). Retrieves

that have already signed (which are retrieved from the request's "guests" attribute that is set by the servlet in

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

( contextInitialized ). Retrieves the EntityManagerFactory from the application scope attribute and closes

that have already signed (which are retrieved from the request's "guests" attribute that is set by the servlet in

entity object is constructed and stored in the database. All the Guest entity objects are retrieved

the guestbook, followed by a list of all the guests that have already signed (which are retrieved

the database. All the Guest entity objects are retrieved from the database and stored in the request's

that have already signed (which are retrieved from the request's guestDao attribute that is set by

the guestbook, followed by a list of all the guests that have already signed (which are retrieved from

This tutorial demonstrates how to create and run a simple JPA application. The demonstrated application uses JPA to store and retrieve simple  Point entity objects, where each  Point has two persistent fields -  x and  y . If you already know JPA - the source code will be straightforward

this tutorial contains Point entity objects. We will use a simple JPQL query that retrieves points with x

JPA Method in javax.persistence.Query Query setMaxResults (   int maxResult ) Set the maximum number of results to retrieve . Parameters: maxResult - maximum number of results to retrieve Return: the same query instance Throws: IllegalArgumentException - if the argument is negative Since: JPA 1.0

JPA Method in javax.persistence.StoredProcedureQuery Object getOutputParameterValue (   int position ) Retrieve a value passed back from the procedure through an INOUT or OUT parameter. For portability, all results corresponding to result sets and update counts must be retrieved

JPA Method in javax.persistence.StoredProcedureQuery Object getOutputParameterValue (   String parameterName ) Retrieve a value passed back from the procedure through an INOUT or ... must be retrieved before the values of output parameters. Parameters: parameterName - name of the parameter as

JPA Method in javax.persistence.StoredProcedureQuery List getResultList () Retrieve the list of results from the next result set. The provider will call execute on the query if needed. A REF_CURSOR result set, if any, will be retrieved in the order the REF_CURSOR parameter was registered

. Parameters: key - the key of the object to be removed Since: JDO 2.0 void retrieve (Object pc) Retrieve ... intends to use the instance, and its field values must be retrieved . The PersistenceManager might use policy information about the class to retrieve associated instances. Parameters: pc - the instance

,    boolean useFetchPlan ) Retrieve field values of instances from the store ... values should be retrieved . The fields in the current fetch group must be retrieved , and the implementation might retrieve more fields than the current fetch group. If the useFetchPlan parameter is false

;   boolean useFetchPlan ) Retrieve field values of instances from the store ... should be retrieved . The fields in the current fetch group must be retrieved , and the implementation might retrieve more fields than the current fetch group. If the useFetchPlan parameter is false

;useFetchPlan,    Object... pcs ) Retrieve field values of instances from the store ... should be retrieved . The fields in the current fetch group must be retrieved , and the implementation might retrieve more fields than the current fetch group. If the useFetchPlan parameter is false

) Retrieve field values of instances from the store. This tells the PersistenceManager that the application intends to use the instances, and all field values must be retrieved . The PersistenceManager might use policy information about the class to retrieve associated instances. Parameters: pcs - the instances Since: JDO 1.0

) Retrieve field values of instances from the store. This tells the PersistenceManager that the application intends to use the instances, and all field values must be retrieved . The PersistenceManager might use policy information about the class to retrieve associated instances. Parameters: pcs - the instances Since: JDO 1.0