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25 discussions - 163 posts

  • Thanks to the help provided from this mailing list, my prototype was done on time and shows that the concept can work. The next problem to solve is how to get a Cayenne program to peacefully coexist ...
    Joseph SenecalJoseph Senecal
    Aug 8, 2011 at 10:46 pm
    Aug 13, 2011 at 2:59 pm
  • I'm interested in implementing a Restful web service using Cayenne as the backing ORM. My guess is that there are some people on this list who may have opinions on how might best be implemented. My ...
    Tony GiacconeTony Giaccone
    Aug 24, 2011 at 4:51 pm
    Aug 29, 2011 at 9:36 pm
  • This question has come up again, and I thought that I would try to research it but this appears to be another "holy war". I am looking for links to formal (or just professional) studies done on PHP ...
    Joe BaldwinJoe Baldwin
    Aug 18, 2011 at 4:19 pm
    Aug 19, 2011 at 2:19 pm
  • I'm trying to configure a single listener object to listen to a couple of events for all objects. This is to update modCounts and lastModTimes just before the commit. The documentation says this is ...
    Joseph SenecalJoseph Senecal
    Aug 3, 2011 at 7:29 am
    Aug 4, 2011 at 6:03 pm
  • Hello everyone. I reverse-engineered an existing database in Cayenne modeler -worked very smoothly-then I created a maven project and ran the cgen plugin on the resulting mapping files (there are 2, ...
    Becker, JoelBecker, Joel
    Aug 24, 2011 at 2:18 pm
    Aug 27, 2011 at 9:31 am
  • Repost using correct mail account: Using Cayenne 3.1M2 When a cached query for a single record returns no entry, I'd like to remove that single result from the cache. Either the code will be creating ...
    Joseph SenecalJoseph Senecal
    Aug 4, 2011 at 2:49 am
    Aug 4, 2011 at 7:16 pm
  • I'm working on something now where I'm using two separate DBs. I'm actually trying to compare data between the two systems. So my maps should be identical, just two different nodes. Is there an easy ...
    Richard FrovarpRichard Frovarp
    Aug 30, 2011 at 8:46 pm
    Sep 1, 2011 at 6:50 pm
  • Well of course your answer will be Yes :-) So, more specifically, I'm interested in hearing about the relative strengths and weaknesses of sessionless ORMs, e.g. Ebean. I'd like to hear opinion, ...
    Durchholz, JoachimDurchholz, Joachim
    Aug 12, 2011 at 2:36 pm
    Aug 15, 2011 at 9:18 am
  • Hi All, Why doesn't cayenne allow user to be able to set the primary key value by themselves? Whatever attribute is set as a primary key, doesn't appear in the classes generated by Cayenne. What's ...
    Amulya rattanAmulya rattan
    Aug 12, 2011 at 7:28 am
    Aug 12, 2011 at 7:13 pm
  • Hi, ¿ Is it possible to use Test & Set business logic using synchronized blocks in persistent instances ? Each objectContext has its own instances, then there may be many copies of the same object ...
    Hans C. PooHans C. Poo
    Aug 29, 2011 at 1:10 pm
    Sep 9, 2011 at 9:35 pm
  • Hello all, I need to define a relationship between two tables where the keys involved are unique, not primary (the PKs are useless for the join involved). The relationship can't be inferred from the ...
    Durchholz, JoachimDurchholz, Joachim
    Aug 25, 2011 at 10:37 am
    Sep 5, 2011 at 1:35 pm
  • Hello. In my app I create an ObjectContext, create some domain objects, and call commitChanges(), which causes a NullPointerException with the following stack trace: Exception in thread "main" ...
    Joel BeckerJoel Becker
    Aug 26, 2011 at 3:32 pm
    Aug 26, 2011 at 6:22 pm
  • I think I finally understand how I can create a many-to-many relationship between objects in the modeler, but there are a lot of steps and some seem a bit repetitive, so I want to ask if this is ...
    Joel BeckerJoel Becker
    Aug 25, 2011 at 7:24 pm
    Aug 26, 2011 at 11:42 am
  • Hi. When Cayenne Modeller validates my mapping, i get several "...has no joins" warnings for different entities. I found this thread on the issue which suggests using the ObjEntity Inspector ...
    Joel BeckerJoel Becker
    Aug 25, 2011 at 3:48 pm
    Aug 25, 2011 at 11:50 pm
  • All, Using Cayenne modeller for the first time, fantastic tool at first. All good till creating DBEntities but when converting from DBEntity to ObjEntity, some of the fields are simply left out ...
    Amulya rattanAmulya rattan
    Aug 2, 2011 at 6:30 am
    Aug 2, 2011 at 6:47 am
  • Hi all, I have just created a custom ExtendedType to allow Cayenne to load/save DateTime object created with the Joda Time API. I find the Joda Time solves many problems that I have with Java's ...
    Marc O'MorainMarc O'Morain
    Aug 8, 2011 at 10:55 pm
    Oct 4, 2011 at 5:52 pm
  • Does anybody know if ROP works in an Android app? John
    John HussJohn Huss
    Aug 15, 2011 at 1:46 am
    Aug 24, 2011 at 8:52 pm
  • Hi Everyone I have a command line app that initiates ServerRuntime econfigContext = new ServerRuntime("conf/cayenne-UntitledDomain.xml") from my main apps constructor. The cayenne-UntitledDomain.xml ...
    Eldred MullanyEldred Mullany
    Aug 18, 2011 at 9:10 am
    Aug 18, 2011 at 11:47 am
  • This leaves me wondering. Does this mean I can have two objects that map to the same database record, one in the individual object cache and one in the query result cache? That would be really bad, ...
    Durchholz, JoachimDurchholz, Joachim
    Aug 18, 2011 at 10:59 am
    Aug 18, 2011 at 11:22 am
  • All, I am getting the following exception. Exception in thread "main" org.apache.cayenne.CayenneRuntimeException: [v.3.0RC2 Feb 03 2010 13:38:54] Temporary ID hasn't been replaced on commit ...
    Amulya rattanAmulya rattan
    Aug 2, 2011 at 9:30 am
    Aug 2, 2011 at 1:00 pm
  • How do I create an Expression (qualifier) that will generate SQL that will compare two attributes of the same row, perhaps with a "less than" comparison. For example: SELECT * FROM MyTable t WHERE ...
    John HussJohn Huss
    Aug 30, 2011 at 2:44 pm
    Aug 30, 2011 at 3:27 pm
  • Is there a way to serialize a DataNode or the whole DataDomain as XML similar to the way a DataMap can be serialized using encodeAsXML? Thanks, John
    John HussJohn Huss
    Aug 24, 2011 at 7:34 pm
    Aug 24, 2011 at 8:51 pm
  • I am trying to do this query through Cayenne: select MIN( RD.sampleTime) from SamplePoint SP, GasPoint GP, Reading RD where RD.gasPoint_fk = GP.pk and GP.samplePoint_fk = SP.pk and SP.name = ...
    Chris Murphy (www.strandz.org)Chris Murphy (www.strandz.org)
    Aug 20, 2011 at 3:08 pm
    Aug 21, 2011 at 8:18 am
  • Looks like infer relationships breaks down across a many-to-many relationship? I had a simple model to play with, with 2 main tables (call them service and entry) with a join table between them for ...
    Robert ZeiglerRobert Zeigler
    Aug 25, 2011 at 11:47 pm
    Aug 25, 2011 at 11:47 pm
  • (I'm certainly not planning to continue this rate of posting questions. It's just that i'm here at my full time job just now converting our entire persistence layer to use Cayenne and am learning ...
    Joel BeckerJoel Becker
    Aug 25, 2011 at 8:17 pm
    Aug 25, 2011 at 8:17 pm
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30 users for August 2011

Andrus Adamchik: 44 posts Joseph Senecal: 14 posts Aristedes Maniatis: 11 posts Michael Gentry: 11 posts Joe Baldwin: 10 posts Joel Becker: 10 posts Durchholz, Joachim: 9 posts John Huss: 9 posts David Avendasora: 6 posts Tony Giaccone: 6 posts Robert Zeigler: 4 posts Amulya rattan: 3 posts Christian Grobmeier: 3 posts Dzmitry Kazimirchyk: 3 posts Richard Frovarp: 3 posts Bruno René Santos: 2 posts Mike Kienenberger: 2 posts Becker, Joel: 1 post Chris Murphy (www.strandz.org): 1 post Eldred Mullany: 1 post
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