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Databases

Note this blog is obsolete, see https://www.manorrock.com/blog/ for the current blog If you are having a problem with your JPA queries and you are trying to understand what SQL queries it actually sends below the covers you can configure the JPA runtime to show the actual SQL statements it sends over. How? Well for EclipseLink you would add the following to your persistence.xml file.   &...
on Oct 27, 2013
Note this blog is obsolete, see https://www.manorrock.com/blog/ for the current blog OK, native queries in JPA. Not really well documented. Of course I understand that we really should not be doing that, but hey there are times where it is just plain easier. The following code snippet goes after an Oracle sequence and gets the value. EntityManager em = this.getEntityManager();Query query = em....
on Aug 22, 2007