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36 discussions - 166 posts

  • Hello! We are running a MySQL 5.0 server using InnoDB tables for our applications. We have multiple web applications accessing this same database and the system is running smooth and without problems ...
    Christian MittendorfChristian Mittendorf
    Jul 12, 2006 at 8:29 am
    Jul 21, 2006 at 3:56 pm
  • Is there a way to set the primary key without mapping the primary key as an object attribute? Or is there a more elegant way of handling UUID as pk? I have lots of tables where the pk is an UUID and ...
    Øyvind HarboeØyvind Harboe
    Jul 10, 2006 at 8:00 pm
    Aug 1, 2006 at 11:23 am
  • I'm now using incubator/cayenne/main/branches/STABLE-1.2. One odd problem I'm hitting is serializing a DataContext created with DataContext.createDataContext(). In my testing, I submit a web request ...
    Mike KienenbergerMike Kienenberger
    Jul 26, 2006 at 1:24 am
    Jul 26, 2006 at 11:17 pm
  • 1. I have two classes Foo1 and Foo2; 2. Foo1 is a super class of Foo2 Under Foo2 - Attribute, the DbAttribute is blank for all the Foo2 own attributes. Yes, I have done some edited and it was ok ...
    Cay dabblerCay dabbler
    Jul 27, 2006 at 8:05 am
    Jul 27, 2006 at 8:02 pm
  • Is it supported to pass an ObjectId for an uncommitted CayenneDataObject (i.e. where getObjectId().isTemproary()==true) to DataContext.localObject()? The reason I ask, is that I'm struggling with the ...
    Øyvind HarboeØyvind Harboe
    Jul 19, 2006 at 3:56 pm
    Sep 14, 2006 at 3:02 pm
  • Hello, I need an advice on using Cayenne in an environment where two PostgeSQL databases are configured to replicate from each other for failover capability. I am thinking of two Cayenne enabled ...
    Borut BolčinaBorut Bolčina
    Jul 31, 2006 at 3:52 pm
    Aug 2, 2006 at 2:09 pm
  • Hello, In cayenne 1.1.3 is it possible to clear the object cache of a DataContext manually? I do not want to recreate the DataContext as it is being used in several controllers that would otherwise ...
    Jul 26, 2006 at 11:39 am
    Jul 26, 2006 at 5:00 pm
  • Hi all, The following is from the wiki[1]: --------------- String[] keys = new String[] {"loginid", "password"}; Object[] values = new String[] {"joe", "secret"}; NamedQuery query = new ...
    Jul 24, 2006 at 2:47 pm
    Jul 24, 2006 at 3:17 pm
  • It just occured to me that cayenne remote object persistence might be the key to a level of interoperability that I need in a very, very heterogenous environent (i.e. my office) where people use ...
    Tomi NATomi NA
    Jul 5, 2006 at 3:47 pm
    Jul 7, 2006 at 1:50 pm
  • I'm not entirely certain what's changed between 1.2B2 and 1.2RC2, but I'm now getting this error when I upgrade. This is reading a property a newly-created data object. CayenneDataObject.readProperty ...
    Mike KienenbergerMike Kienenberger
    Jul 5, 2006 at 7:20 pm
    Jul 5, 2006 at 10:16 pm
  • Hello there, I want to know what is the most efficient way in cayenne to find out how many rows I have in a table. Do I have to use something equivalent to the SQL statement: "SELECT COUNT(*) FROM ...
    Rashid KhanRashid Khan
    Jul 28, 2006 at 6:45 am
    Jul 28, 2006 at 4:50 pm
  • Hello How works optimistic locking? I understand it such (see http://cwiki.apache.org/CAY/optimistic-locking-explained.html): if no data changed in the dataset, is this data record not updated in the ...
    Nikolai RaitsevNikolai Raitsev
    Jul 27, 2006 at 2:23 pm
    Jul 27, 2006 at 7:27 pm
  • Hi, here is my problem. I have a DataObject da1 registered with DataContext dc1. I perform modification on da1. It's persistence state becomes MODIFIED. Now I want to move da1 to DataContext dc2 and ...
    Jonathan BélisleJonathan Bélisle
    Jul 23, 2006 at 1:37 pm
    Jul 24, 2006 at 3:04 pm
  • It is here! Enjoy :-) http://objectstyle.org/confluence/display/CAY/2006/07/16/ Andrus
    Andrus AdamchikAndrus Adamchik
    Jul 16, 2006 at 10:28 pm
    Jul 20, 2006 at 7:40 pm
  • Hello, I have a problem with using the queryChain. I could track down the error to the point, that the generic metadata has no data and so conversion fails. Thats where the null-pointer comes from ...
    Hannes JanetzekHannes Janetzek
    Jul 19, 2006 at 9:11 pm
    Jul 19, 2006 at 10:56 pm
  • So, I was testing the 7/7 nightly build to see how the fix for CAY-585 worked, and I've come across a new issue. I wondered if it was due to the fix, :), so I've gone back and tested against nightly ...
    Robert ZeiglerRobert Zeigler
    Jul 8, 2006 at 1:42 am
    Jul 8, 2006 at 5:53 pm
  • Folks, there is a slow-going TSS thread on Cayenne vs. Hibernate and general ease of use: http://www.theserverside.com/news/thread.tss?thread_id=41372 Feel free to login to TSS and share your ...
    Andrus AdamchikAndrus Adamchik
    Jul 22, 2006 at 10:31 pm
    Jul 24, 2006 at 2:08 pm
  • Hi, I am using cayenne-1.2RC1. I want to know in what kind of situation the PK column in the modeler has to be checked. Let's say I have the following setup. 1. Report Table with columns: report_id, ...
    Rashid KhanRashid Khan
    Jul 22, 2006 at 6:35 am
    Jul 22, 2006 at 5:24 pm
  • Hi all I just created a database schema with DBDesigner, created a database with it, used InnoDB and Foreigkeys there. I re engineered the database in the modeler, and created an SQL Create Script ...
    Jul 30, 2006 at 10:04 pm
    Jul 31, 2006 at 1:25 pm
  • Hi All I followed the tutorial here: http://cwiki.apache.org/CAYDOC/tutorial-object-relational-mapping.html Now when trying to create a DataContext, I get Exception in thread "main" ...
    Jul 30, 2006 at 4:38 pm
    Jul 30, 2006 at 7:21 pm
  • Hello. I just got a exception from LRUMap.reuseMapping using cayenne-1.2B3. I remember this discussion earlier this summer, but is it fixed in 1.2 final? CAY-565 are resolved with resolution "Cannot ...
    Tore HalsetTore Halset
    Jul 27, 2006 at 8:39 am
    Jul 27, 2006 at 4:14 pm
  • Hello all! I have searched in the mailing-list archive and in user guide, but no answer found. At the moment are the jdbc access properties in my XXXNode.driver.xml saved. How can I set these data, ...
    Nikolai RaitsevNikolai Raitsev
    Jul 21, 2006 at 7:44 am
    Jul 22, 2006 at 8:17 pm
  • So, I've been following the directions from http://objectstyle.org/confluence/display/CAY/Cayenne+Maven but have been unable to get things to work. In particular, I keep getting the following ...
    Kevin MenardKevin Menard
    Jul 13, 2006 at 12:17 pm
    Jul 13, 2006 at 3:15 pm
  • Hello, in my model I have a table with attribute oid marked as Primary Key. I use AUTO_PK_SUPPORT table for PK generation. This table holds say 100.000 records. In my business case I have to go over ...
    Borut BolčinaBorut Bolčina
    Jul 7, 2006 at 4:53 am
    Jul 8, 2006 at 10:56 am
  • Hello there, I am using cayenne-1.2 final release. I am having a problem using Reengineer Database Schema option in the modeler. Let's say I have a User table with columns (user_id, username, ...
    Rashid KhanRashid Khan
    Jul 29, 2006 at 10:29 am
    Jul 30, 2006 at 5:55 am
  • If I have object Department, and a to-many relationship to Employees marked Cascade, and then Employee has a to-manys relationship to Departments marked Deny, will it work if I try to delete a ...
    Mike KienenbergerMike Kienenberger
    Jul 27, 2006 at 8:13 pm
    Jul 28, 2006 at 2:44 am
  • Hi, I would like to know what does the option "Max. Number of Objects" in the "Cache Configuration" part of the modeler really means. Is it the number of objects in the cache or the number of ...
    Lothar KrenzienLothar Krenzien
    Jul 25, 2006 at 5:54 pm
    Jul 26, 2006 at 1:32 pm
  • Hello list, I'm building a small application in Tapestry / Cayenne which involves transactions and people playing a role in a transaction. People / Transaction is a many to many relationship with a ...
    Eric BianchiEric Bianchi
    Jul 12, 2006 at 2:25 pm
    Jul 12, 2006 at 2:50 pm
  • Hi, I would like to know your suggestions for what I think is a common problem: For each request my application obtains an identifier (that is not the PK but must be unique), if a DataObject with ...
    Oscar Maire-RichardOscar Maire-Richard
    Jul 10, 2006 at 4:40 pm
    Jul 12, 2006 at 2:29 pm
  • Hi, I get the below exception rarely; [v.1.2-dev-2006-4-12 April 12 2006] Cannot set object as destination of relationship personelRel because it is in a different DataContext. But I use a single ...
    Emre YılmazEmre Yılmaz
    Jul 10, 2006 at 2:23 pm
    Jul 10, 2006 at 3:03 pm
  • We reached an important milestone today - Cayenne infrastructure is migrated to Apache 100%! Thanks to all who participated in this effort. The last step, Confluence migration, is finished today. I ...
    Andrus AdamchikAndrus Adamchik
    Jul 22, 2006 at 8:09 pm
    Jul 22, 2006 at 8:09 pm
  • I ran across this last night: http://javaboutique.internet.com/reviews/cayenne/ I hadn't seen it before and just thought I'd point it out. /dev/mrg
    Michael GentryMichael Gentry
    Jul 15, 2006 at 2:23 pm
    Jul 15, 2006 at 2:23 pm
  • FYI: just switched the main site to link to the 1.2 documentation: http://objectstyle.org/cayenne/ Andrus
    Andrus AdamchikAndrus Adamchik
    Jul 10, 2006 at 1:41 am
    Jul 10, 2006 at 1:41 am
  • I just finished a Remote Object Persistence tutorial. Check it out: http://objectstyle.org/confluence/x/xgE Tutorial sources are available here ...
    Andrus AdamchikAndrus Adamchik
    Jul 4, 2006 at 7:44 pm
    Jul 4, 2006 at 7:44 pm
  • Hi everyone ! I have this mysterious problem: I'm committing a dozen different records in one go (payments, payer, invoices, accounts etc). Right after the commit (when state of some records changes ...
    Marcin SkladaniecMarcin Skladaniec
    Jul 4, 2006 at 11:04 am
    Jul 4, 2006 at 11:04 am
  • Ok... at long last, I've a few things to report on the exception resolving fault issue I first mentioned back in May. Here's the brief: Tables: Assignment id: pk transactions: toMany to ...
    Robert ZeiglerRobert Zeigler
    Jul 1, 2006 at 8:54 pm
    Jul 1, 2006 at 8:54 pm
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32 users for July 2006

Andrus Adamchik: 52 posts Gentry, Michael \(Contractor\): 16 posts Mike Kienenberger: 15 posts Christian Mittendorf: 12 posts Michael Gentry: 8 posts Øyvind Harboe: 7 posts Nikolai Raitsev: 6 posts Borut Bolčina: 5 posts Rashid Khan: 5 posts Robert Zeigler: 4 posts Cay dabbler: 3 posts Raggeler: 3 posts Tomi NA: 3 posts Hannes Janetzek: 2 posts Jonathan Bélisle: 2 posts Kevin Menard: 2 posts Lothar Krenzien: 2 posts Malcolm Edgar: 2 posts Marcel: 2 posts Tobias SCHOESSLER: 2 posts
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