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19 discussions - 122 posts

  • I have just discovered Cayenne and would love to use it for a project I am working on, but I can't find a way to do something which is essential for the project: I want to be able to store and ...
    Stephen WinnallStephen Winnall
    Sep 12, 2008 at 11:43 pm
    Oct 10, 2008 at 4:22 pm
  • I am porting an application from using JDO as its ORM to using Cayenne. In the application a Worker has many RosterSlots. Here are some methods I have put into the Cayenne Worker DO: public boolean ...
    Chris MurphyChris Murphy
    Sep 25, 2008 at 2:50 pm
    Sep 28, 2008 at 3:04 pm
  • Hi I have seen from the mailing list that some people have used Cayenne with GWT successfully.What is the best way to expose Cayenne model to GWT without using DTOs which I consider as duplication of ...
    Chanda FakeChanda Fake
    Sep 17, 2008 at 5:07 am
    Sep 22, 2008 at 6:26 pm
  • Hello, I've written a little app wich use cayenne. I have (quite the same) the following runtime exception using Derby and hsqldb, but not using MySql. The exception is absolutely not clear to me, ...
    SteaveSteave
    Sep 18, 2008 at 6:31 pm
    Sep 19, 2008 at 4:57 pm
  • Hello again ! I have a strange thing happening in Cayenne 3.0M4 : I have two tables ARTIST and ARTIST_AUX where extended artist's properties are stored. There is a relationship between ARTIST--- ...
    Laurent MarchalLaurent Marchal
    Sep 11, 2008 at 4:48 pm
    Sep 29, 2008 at 9:54 am
  • Hello ! I use Cayenne 3.0M4 and since UpdateQuery is deprecated i use a SQLTemplate query to do an UPDATE. The thing is i would like to know how many rows are updated, and the query returns no ...
    Laurent MarchalLaurent Marchal
    Sep 11, 2008 at 3:54 pm
    Sep 15, 2008 at 2:42 pm
  • Hi, Has anyone seen the exception below before ? I have traced the code and found that: in the AbstractCollectionProperty which is a ToManyListProperty the accessor is a property called "person" and ...
    Ian BostonIan Boston
    Sep 5, 2008 at 5:37 pm
    Sep 8, 2008 at 10:04 am
  • I had a database connection set up incorrectly, the database user did not have the correct access rights to the database. Not that uncommon when messing around with restoring MS SQL databases... This ...
    Øyvind HarboeØyvind Harboe
    Sep 25, 2008 at 7:32 am
    Sep 26, 2008 at 7:34 am
  • I've got an obscure bug in our app that is caused by a stack overflow with Derby. The problem is that 'OR' is implemented recursively inside Derby, so when using ExpressionFactoyr.inExp() w/a *long* ...
    Øyvind HarboeØyvind Harboe
    Sep 12, 2008 at 7:51 am
    Sep 12, 2008 at 9:09 am
  • Lets say that I might want to filter my result set by eliminating certain entries. What is the recommended (i.e. best practice) method of filtering the result set so that you can produce a Java List ...
    Joe BaldwinJoe Baldwin
    Sep 3, 2008 at 5:44 pm
    Sep 3, 2008 at 6:41 pm
  • I have a problem that occurs when a fetch is done from the ROP client, which causes the server to load client DOs using the values from server DOs: < Can not set java.lang.Byte field ...
    Chris MurphyChris Murphy
    Sep 30, 2008 at 5:11 am
    Sep 30, 2008 at 6:25 pm
  • I am wondering about the performance of the SelectQuery.setFetchLimit() method in Cayenne. Suppose I have object types A and B. A has a one-to-many relationship with B. I want to write a SelectQuery ...
    Michael SheaMichael Shea
    Sep 9, 2008 at 9:44 pm
    Sep 10, 2008 at 3:07 pm
  • 1. I'm getting the exception below in my code: org.apache.cayenne.dba.sqlserver.SQLServerMergerFactory$4.createSql(SQLServerMergerFactory.java:108) 2. This happens when I execute the code below ...
    Øyvind HarboeØyvind Harboe
    Sep 25, 2008 at 7:55 am
    Sep 25, 2008 at 8:57 pm
  • Hello, if database (MySQL) is restarted, how to handle pooled connections? Can Cayenne handle database restarts in some way. Cheers, Borut
    Borut BolčinaBorut Bolčina
    Sep 25, 2008 at 1:52 pm
    Sep 25, 2008 at 2:05 pm
  • I'm trying to set up a new project using Maven. I'm new to Cayenne and Maven. I use NetBeans 6.1 and I've managed to get everything compiled. However, when I try to run it, it falls at the first ...
    Stephen WinnallStephen Winnall
    Sep 21, 2008 at 10:21 pm
    Sep 22, 2008 at 4:42 pm
  • I'm trying to roll back a transaction in ROP but strangely, none of changed values get reverted. Am I missing something basic or is rolling back changes on ROP broken? This is what I'm doing ...
    TarikTarik
    Sep 1, 2008 at 7:11 pm
    Sep 4, 2008 at 11:43 am
  • I have a relationship between two entities whereby a Worker references another Worker. The name of the relationship is 'actualBelongsToGroup'. When I try to set one on the other using this ...
    Chris MurphyChris Murphy
    Sep 1, 2008 at 6:58 am
    Sep 1, 2008 at 7:50 am
  • In my source code I am wanting to use the interface ObjectContext rather than the class DataContext. However not all methods seem to be supported by the interface. In particular these two ...
    Chris MurphyChris Murphy
    Sep 23, 2008 at 2:01 pm
    Sep 23, 2008 at 2:01 pm
  • Sorry I had a typo in the subject of my email. Should have been Rolling back changes in ROP does NOT seem to work. Thanks for any help with this.
    TarikTarik
    Sep 2, 2008 at 5:36 pm
    Sep 2, 2008 at 5:36 pm
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26 users for September 2008

Andrus Adamchik: 24 posts Scott Anderson: 11 posts Chris Murphy: 8 posts Øyvind Harboe: 8 posts Aristedes Maniatis: 7 posts Stephen Winnall: 6 posts Michael Gentry: 5 posts Steave: 5 posts Tore Halset: 5 posts Chanda Fake: 4 posts Ian Boston: 4 posts Laurent Marchal: 4 posts Robert Zeigler: 4 posts Tmgstewart: 3 posts Andrey Razumovsky: 3 posts Joe Baldwin: 3 posts Laurent Marchal: 3 posts Laurent Marchal: 3 posts Michael Shea: 3 posts Chad Smith: 2 posts
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