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Questions tagged [toplink]

TopLink is one of the leading Java persistence products and JPA implementations. TopLink is produced by Oracle and part of Oracle's OracleAS, WebLogic, and OC4J servers.

TopLink is one of the leading Java persistence products and JPA implementations. TopLink is produced by Oracle and part of Oracle's OracleAS, WebLogic, and OC4J servers.

As of TopLink 11g, TopLink bundles the open source project EclipseLink for most of its functionality.

The TopLink 11g release supports the JPA 1.0 specification. TopLink 10.1.3 also supports EJB CMP and is the persistence provider for OracleAS OC4J 10.1.3 for both JPA and EJB CMP. TopLink provides advanced object-relational mapping functionality beyond the JPA specification, as well as providing persistence for object-relational data-types, and Enterprise Information Systems (EIS/mainframes). TopLink includes sophisticated object caching and performance features. TopLink provides a Grid extension that integrate with Oracle Coherence. TopLink provides object-XML mapping support and provides a JAXB implementation and web service integration. TopLink provides a Service Data Object (SDO) implementation.

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Rules for writing delete queries in JPQL

Are there any rules to write queries (especially delete) in JPQL with Toplink Persistence Provider? any reference please..
SFernando
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One table is not being created by toplink

I'm feeling really stupid having to ask this. But I've been looking at my code for 4 hours and can't figure it out. I have rebuild my database several times and can't get it to work. One of my tables isn't being created for some reason. I have 4…
David Maes
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getTopLinkTemplate is null with Spring

I'm trying to use TopLink with Spring but I'm having a problem. I'm using it in a webservice (CXF). When I use getTopLinkTemplate(), the resul is null. Here is my applicationContext.xml :
Simwar
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Syntax to query two fields in a table with JPA

Referencing JPQL, it's not clear to me exactly how to query a table. What I want is, if it exists, the @Entity Note for a given messagId and group, but I don't understand the syntax. How do I specify the messageId and group for the below…
Thufir
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how does toplink session.refreshObject() handle one to many mappings?

am using the Session.refreshObject(Object o) method to fresh an object that has a getList() method. This list is provided by toplink using a one to many mapping. When I refresh the object, I want this list to be refreshed too. Is this possible or I…
MozenRath
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Could not initialize class oracle.jdbc.driver.DMSFactory TopLink 12c and Glassfish 3.1.2

I'm in a deployment issue for weeks now and I'm seeking for your help. I'm trying to deploy a J2E web application built up with JDeveloper 12.1.2. I'm using topLink as ORM, Glassfish 3.1.2 as AS, JDK 7 and Oracle 11g as DBMS. After deploying the…
Stéphane Koueke
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JPA MantyToOne update implementation

i want to ask how implement such thing like updating entity with @ManyToOne relationship. I have two tables Documents and DocType type like that Doucments @JoinColumn(name = "doctype", referencedColumnName = "document_id") @ManyToOne …
user1722669
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Jpa getSingleResult() behoviour if no entity is there sometimes it's shows exception and sometime it's shows error

I went through the document I fount NoResultException - if there is no result ,but when I am executing the query its shows null; As the single result return type is Object we need to typecast the result into the class Object if we typecast the null…
user7059863
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Toplink code doesn't update all fields

I have the following code in our Struts action class: clerkReviewDao.transaction(clerkReviewCaseRecipient, new TransactionBlock() { public void merge( …
Zirous Tom
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