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28 discussions - 126 posts

  • We are glad to announce second milestone of Cayenne 3.0. For details follow the link below: http://cayenne.apache.org/2007/11/11/november-11-2007-cayenne-30m2- released.html Cheers, Andrus
    Andrus AdamchikAndrus Adamchik
    Nov 11, 2007 at 2:41 pm
    Nov 13, 2007 at 2:05 pm
  • Hello all. I am currently using CayenneModeler version 2.0.3 to reengineer a database schema and generate the subsequent Java classes. Some of the ObjEntity instances have primary/foreign keys mapped ...
    Michael LepineMichael Lepine
    Nov 26, 2007 at 10:07 pm
    Nov 27, 2007 at 3:36 pm
  • Hello list, One thing is killing performance of our application: it is the resolving of individual to-one faults in lists. For example, we can have 200 roles each refering to a person. When we loop ...
    Alexander Lamb (dev)Alexander Lamb (dev)
    Nov 14, 2007 at 1:12 pm
    Nov 20, 2007 at 12:32 pm
  • Hi, is there an ant task to reengineer the database as you can with Cayenne Modeler? Cheers, Dave
    Dave MerrinDave Merrin
    Nov 15, 2007 at 2:08 pm
    Nov 15, 2007 at 4:48 pm
  • Hi, I am seeing a strange interaction between child DataContexts and localObject. If I set a to-one relationship from an object residing in a child context to another object which lives in that ...
    Marc A. DonisMarc A. Donis
    Nov 1, 2007 at 9:43 pm
    Nov 4, 2007 at 12:12 pm
  • I'm using Cayenne2 and PostgreSQL. For any single R-value in a where clause, my ExtendedType is working wonderfully. But! If I create an expression which uses the operator IN, my ExtendedType doesn't ...
    Chris GamacheChris Gamache
    Nov 23, 2007 at 1:40 am
    Dec 7, 2007 at 12:11 pm
  • Hello. Another guy here are using Cayenne 3.0m2 Modeler on windows. When he saves the model, once in a while, the changes are not saved to disc. Cayenne Modeler thinks the changes are written to ...
    Tore HalsetTore Halset
    Nov 29, 2007 at 2:03 pm
    Dec 6, 2007 at 4:50 pm
  • Hello all Has anybody experience using Cayenne with the Apache Wicket Framework? I'd be interested to hear your comments. Regards, Adrian
    Adrian WiesmannAdrian Wiesmann
    Nov 24, 2007 at 9:02 am
    Nov 26, 2007 at 3:32 pm
  • How does Cayenne work with Axis 2? Can you deploy web services in Axis 2 that use Cayenne as the ORM framework? If so, can you provide me with an overview of how you deploy this? Or does Cayenne have ...
    Richie AlfordRichie Alford
    Nov 24, 2007 at 2:56 am
    Nov 24, 2007 at 5:34 am
  • Hi We are improving the performance of our client application (ROP). Not surprisingly we have found that adding prefetches did improve the speed significantly. I have a question though about which is ...
    Marcin SkladaniecMarcin Skladaniec
    Nov 2, 2007 at 12:51 am
    Nov 4, 2007 at 3:56 pm
  • Hello, after being able to keep my Data after sending my Objects via JMS (Thanks Andrus) I now have a problem when I try to write the Objects back into the Database. After sending the Objects to the ...
    Detlef BurtDetlef Burt
    Nov 29, 2007 at 11:34 am
    Apr 14, 2008 at 2:25 pm
  • Hello, I'm currently working on a web project developped with Wicket and Cayenne. Everything worked fine but we are now planing to use Spring too. I've seen the examples on the wiki, but i found it ...
    Landry SoulesLandry Soules
    Nov 11, 2007 at 7:08 pm
    Nov 14, 2007 at 10:39 pm
  • I noticed that the convenience methods in the DataObjectUtils class only execute a query if the object is not already cached. Is there a way to force the methods to issue a query to the database? ...
    Michael LepineMichael Lepine
    Nov 28, 2007 at 8:55 pm
    Nov 28, 2007 at 9:10 pm
  • Hi All, I would like to know peoples experience in using Cayenne 3.0M2 for Production applications, or is Cayenne 2.0.x still the recommended release. I am looking a upgrading our Cayenne 1.2.x ...
    Malcolm EdgarMalcolm Edgar
    Nov 26, 2007 at 9:57 pm
    Nov 26, 2007 at 10:26 pm
  • Hi I have problems with entity qualifier and relationships. I defined "isDeleted" column in few tables, and when the record is deleted is not really removed from the database. In cayenne modeller I ...
    Marcin SkladaniecMarcin Skladaniec
    Nov 26, 2007 at 12:46 am
    Nov 26, 2007 at 9:44 pm
  • Hello List, as you might expect, i got a small problem. The scenario is the following: I have a framework that communicates completely via OpenJMS. It has a "PersistenceLayer" that can be configured ...
    Detlef BurtDetlef Burt
    Nov 22, 2007 at 9:55 am
    Nov 26, 2007 at 12:17 pm
  • Hi, I have been trying the cayenne ROP features and am considering using it for a project which requires multiple (swing) clients to connect to an application server. I have got it to work for a ...
    Nov 18, 2007 at 8:05 pm
    Nov 18, 2007 at 9:38 pm
  • Hi there... Background: using Cayenne 2.0.3 with NetBeans 5.5.1 (JDK 1.5) on Windows XP SP2... I have used the Cayenne Modeler to perform a reverse engineering on my existing database following the ...
    Phoenix HawkPhoenix Hawk
    Nov 13, 2007 at 3:03 am
    Nov 13, 2007 at 7:52 am
  • Hi All Quick question which I believe the answer is no, but can a call to context.getEntityResolver().getObjEntities(); return multiple object entities with the same name? Thank you! Gary
    Gary JarrelGary Jarrel
    Nov 8, 2007 at 6:11 am
    Nov 11, 2007 at 3:28 pm
  • I have several webapps running some version of tapestry + cayenne, with mysql as the backend. Intermittently, I get an exception along the lines of: org.apache.cayenne.CayenneRuntimeException ...
    Robert ZeiglerRobert Zeigler
    Nov 30, 2007 at 9:28 pm
    Nov 30, 2007 at 9:50 pm
  • Hi Andrus, Thanks for the advice. To do this I presume I need to have Level 2 (local VM) caching enabled, and then set caching policy as appropriate for the query: // For most of the queries ...
    Malcolm EdgarMalcolm Edgar
    Nov 28, 2007 at 10:05 pm
    Nov 28, 2007 at 10:13 pm
  • Hello, I tried to use a Thread-Bound DataContext with Cayenne 2.0.3 (http://cwiki.apache.org/CAYDOC/obtaining-datacontext.html): [code] public DataContext getDataContext() { try { ...
    Oilid AdsiOilid Adsi
    Nov 28, 2007 at 9:00 am
    Nov 28, 2007 at 3:30 pm
  • Does anyone know if the new responseBuffering=adaptive connection setting has any performance improvements on large result sets with Cayenne? Additionally does anyone know its interaction with the ...
    Dan MorganDan Morgan
    Nov 9, 2007 at 7:48 pm
    Nov 11, 2007 at 3:39 pm
  • Hello, I'm having a problem getting a correct DataDomain when I'm using a library containing cayenne objects. Basically, I'm working on a project using Cayenne. I need the database URL, usename and ...
    Sukanya RatanotoyanonSukanya Ratanotoyanon
    Nov 8, 2007 at 6:56 pm
    Nov 11, 2007 at 3:36 pm
  • Hi I have a problem which is bothering me for quite a long time. It is about the exception messages being munched on the server, an example : Simple one to many relationship : Student -< Enrolments, ...
    Marcin SkladaniecMarcin Skladaniec
    Nov 4, 2007 at 3:06 am
    Nov 4, 2007 at 9:56 am
  • While I always thought of Cayenne zero-effort ability to store state in memory between requests as a great feature, in a normal web application I avoided using it when possible, cause you need to be ...
    Andrus AdamchikAndrus Adamchik
    Nov 27, 2007 at 2:28 pm
    Nov 27, 2007 at 2:28 pm
  • Hello We are using the lifecycle callbacks for quite a while, and after initial troubles all was good. Recently we have discovered that whenever we call any getter in the prePersist it does return ...
    Marcin SkladaniecMarcin Skladaniec
    Nov 18, 2007 at 2:58 am
    Nov 18, 2007 at 2:58 am
  • Hello list, Again, about my performance issues. To avoid thow round trips to fetch to-one relationships, we found a temporary solution but it doens't seem quite perfect. We override the get-to-many ...
    Alexander Lamb (dev)Alexander Lamb (dev)
    Nov 14, 2007 at 1:30 pm
    Nov 14, 2007 at 1:30 pm
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33 users for November 2007

Andrus Adamchik: 28 posts Aristedes Maniatis: 9 posts Kevin Menard: 8 posts Jan Lendholt: 7 posts Alexander Lamb (dev): 6 posts Marcin Skladaniec: 6 posts Michael Gentry: 6 posts Michael Lepine: 6 posts David Marko: 4 posts Malcolm Edgar: 4 posts Marc A. Donis: 4 posts Tore Halset: 4 posts Chris Gamache: 3 posts Dave Merrin: 3 posts Mike Kienenberger: 3 posts Richie Alford: 3 posts Tarik Cherkaoui: 3 posts Detlef Burt: 2 posts Landry Soules: 2 posts Robert Zeigler: 2 posts
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