I am using Java SE and learning about the use of a persistence API (toplink-essentials) to manage entities in a Derby DB. Note: this is (distance learning) university work, but it is not \'homework\'
I am am tryign to access two dbs via one slsb, specifically one method within an slsb.However this is not possible ?Other than altering the stored procs is there anything else I could do ?
I would like to set the testConnectionOnCheckin property for c3p0. However I am having trouble doing so because the c3p0 datasource is created on my behalf within a hibernate entity-manager bean.
Java EJB\'s EntityManag开发者_运维问答er does not update data from a Consumer. A Consumer logs into a shop, buys some stuff and wants to look at his shopping-history. Everything is displayed but his
I read in several places that JPA2 will support a detach method call on Entity Manager.I am running with Hibernate 3.5.1-FINAL and Spring 3.0.2-RELEASE as Maven dependencies -- snagged from the JBoss
I\'m working on a maven project which uses seam 2.2.0, hibernate 3.5.0-CR-2 as JPA provider, DB2 as database server and Websphere 7 as application server. Now I\'m facing de following problem:
I am learning JPA and have one question: In which situations we need more than one EntityManager in our application?
I\'m following the guide here, but when the DAO executes, the EntityManager is null. I\'ve tried a number of fixes I found in the comments on the guide, on various forums, and here (including this),
I\'m pretty much new to Spring & Hibernate. In our team, we are building a web application using Struts 2 for the presentation layer, with Spring 3 and Hibernate 3 (with Annotations) underneath. W
I have my ear-project deployed in jboss 5.1GA. From webapp i don\'t have problem, the lookup of my ejb3 work fine!
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