Grokbase Groups Cayenne user May 2006
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33 discussions - 173 posts

  • Just posted a new beta release. Check out the new docs format. We may need to improve the directory structure, for now the HTML documentation is under "cayenne-1.2B3/doc/Documentation" ...
    Andrus AdamchikAndrus Adamchik
    May 17, 2006 at 9:55 pm
    May 26, 2006 at 5:19 pm
  • Hi all, We are getting close to releasing a preview version of our software that utilizes Multi-tier Cayenne. We have started to stress test it and we have hit a problem, something on the server us ...
    Marek WawrzycznyMarek Wawrzyczny
    May 4, 2006 at 8:00 am
    May 16, 2006 at 6:43 am
  • Here's an odd error that I've hit for the first time: Caused by: java.sql.SQLException: invalid schema name: ENG_WORK_MGMT in statement [SELECT DISTINCT t0.ACTIVITY_YEAR, t0.BUDGET_CODE, t0.GL, ...
    Mike KienenbergerMike Kienenberger
    May 18, 2006 at 10:02 pm
    May 19, 2006 at 10:13 pm
  • I don't know if it is related or not, but I've also had problems in the past when I try to create a new parent and several child objects related to that parent all at once and then try to commit. The ...
    Jeff de VriesJeff de Vries
    May 20, 2006 at 1:39 am
    Oct 11, 2006 at 1:11 am
  • hello, i implemented this http://www.objectstyle.org/confluence/display/CAY/Jasper+Integration to integrate cayenne and jasperreports for a web application (no spring framework, just straight ...
    Alan BaltazarAlan Baltazar
    May 11, 2006 at 5:08 am
    May 12, 2006 at 10:09 am
  • Would anyone reply with some nice examples of SelectQuery beside the simple one here: http://www.objectstyle.org/cayenne/userguide/dataobjects/dataobjects-example.html Expression e = ...
    Eric LazarusEric Lazarus
    May 24, 2006 at 4:52 pm
    May 25, 2006 at 2:44 pm
  • I thought it was impossible to end up with *fewer* results when orExp()ing expressions. I ran into this when reverse engineering a database. -- Øyvind Harboe http://www.zylin.com
    Øyvind HarboeØyvind Harboe
    May 30, 2006 at 7:26 am
    Jun 8, 2006 at 6:47 am
  • Hi, We still have not been able to resolve high memory usage with our multi-tier cayenne client. Timing out the Http sessions made no difference. Can someone give me some pointers as to the mechanism ...
    Marek WawrzycznyMarek Wawrzyczny
    May 21, 2006 at 2:34 pm
    May 22, 2006 at 4:39 am
  • Hi all, I've been testing an initial population of a Derby database with some 30-40000 records and am finding a large performance difference between using the EmbeddedDriver vs the ClientDriver i.e., ...
    Lachlan DeckLachlan Deck
    May 5, 2006 at 12:30 am
    May 5, 2006 at 3:50 pm
  • What's the best way to go about generating a non-primary-key auto-incrementing field value (unique, but eventually will be meaningful to the end users)? The database is Oracle (although I'd like it ...
    Mike KienenbergerMike Kienenberger
    May 23, 2006 at 2:27 am
    May 24, 2006 at 12:26 am
  • Hi, When I try to insert a new row into my image database using this code: File imgFile = new File(TEMPFILE2); InputStream imgStream = new FileInputStream(imgFile); long imgStreamLength = ...
    Andreas PardeikeAndreas Pardeike
    May 19, 2006 at 3:58 pm
    May 23, 2006 at 10:15 pm
  • I'm writing a swing app based on the NetBeans platform. I tried to serialize a bean containing cayenne generated beans and got the following result (please excuse the lenght): Serializable class ...
    Tomi NATomi NA
    May 18, 2006 at 10:55 am
    May 20, 2006 at 9:25 am
  • Can I use the CayenneModeler to set up indexes? If so, how? Can someone share an example, a screen shot or something? If not, how do others deal with this? Do I write a little shell script that does ...
    Eric LazarusEric Lazarus
    May 19, 2006 at 11:15 am
    May 19, 2006 at 7:53 pm
  • Hi everybody, I have specified multiple domains-nodes in my cayenne.xml. When I call getDomain() I get the exception: ... org.objectstyle.cayenne.CayenneRuntimeException: [v.1.2B2 April 17 2006] More ...
    Thilko RichterThilko Richter
    May 18, 2006 at 1:31 pm
    May 18, 2006 at 5:27 pm
  • I'm trying to figure out two queries from the following structure. SURVEY SurveyID (PK) PERSON_SURVEY PersonID (PK,FK) SurveyID (PK,FK) PERSON PersonID (PK) 1. I have a join table PERSON_SURVEY with ...
    Fredrik LidenFredrik Liden
    May 3, 2006 at 5:02 pm
    May 3, 2006 at 8:32 pm
  • In a NetBeans platform app, 3rd party .jars are wrapped in something called module wrappers. cayennne.jar is one of the .jars I wrap and use and I get warnings for all of them, but I believe people ...
    Tomi NATomi NA
    May 24, 2006 at 8:58 am
    May 24, 2006 at 11:58 pm
  • I'm building a search panel, and I want to populate one of the search criteria fields with the distinct list of values in the table being searched. Basically, the DataObject results returned from ...
    Mike KienenbergerMike Kienenberger
    May 11, 2006 at 6:06 am
    May 16, 2006 at 6:32 pm
  • I have a table with 50-100 thousand records which I want to search on a find-as-you-type basis. This is what was executed when a key was pressed: results = new ArrayList(); List<MyRec myRecs = null ...
    Tomi NATomi NA
    May 11, 2006 at 3:14 pm
    May 13, 2006 at 4:20 pm
  • Hi everyone, I have a problem in a system with a dozen very active concurrent users of my webapp. Because the app attacks the same records in the database by nature ("get best candidate for next ...
    Tomi NATomi NA
    May 10, 2006 at 1:17 pm
    May 11, 2006 at 6:13 am
  • Hello ! I'm running cayenne 1.2Beta in both 3t and "classic" mode. I would like to have some kind of trigger running on server, when saving a new record, when saving an existing one and when deleting ...
    Marcin SkladaniecMarcin Skladaniec
    May 23, 2006 at 7:55 am
    May 24, 2006 at 5:35 am
  • Don't know what I did, but this is what happens when I run the modeler v. 1.2B2: $ java -jar /opt/cayenne/latest/lib/modeler/cayenne-modeler.jar $* & Exception in thread "main" ...
    Tomi NATomi NA
    May 13, 2006 at 9:58 pm
    May 14, 2006 at 8:49 pm
  • I haven't started debugging this fully yet, but on a production system that is taking a couple thousand hits a day (which all hit the DB/Cayenne stack), and which has been deployed for months now, we ...
    Cris DanilukCris Daniluk
    May 10, 2006 at 2:08 pm
    May 11, 2006 at 4:48 am
  • Hi, I think here there is a bug not very important: I have mapped a BLOB attribute to a byte[] Java type in the modeler, and when I launch the "Code Generator" in the "Entities" tab appears the ...
    Oscar Maire-RichardOscar Maire-Richard
    May 9, 2006 at 5:53 pm
    May 9, 2006 at 10:45 pm
  • FYI: we just migrated the repository to Apache. So now non-committers can access the latest code anonymously without delay. New repository information is available here ...
    Andrus AdamchikAndrus Adamchik
    May 7, 2006 at 3:05 pm
    May 7, 2006 at 10:46 pm
  • What are the best ways to copy an object that is persisted by Cayenne? I'm an old-time smalltalk programmer and like to write a copy and a postCopy method where a shallowCopy method is called before ...
    Eric LazarusEric Lazarus
    May 31, 2006 at 5:04 pm
    Jun 1, 2006 at 3:46 pm
  • Does it matter what data type the "class designator column" is when using STI? Are there any expectations on the values in the class designator column? For example, can you use an integer column, ...
    Jeff de VriesJeff de Vries
    May 27, 2006 at 1:30 am
    May 29, 2006 at 2:38 pm
  • Hi, is this already implemented in some generic utility class? -Borut -- bLOG <http://www.delo.si/blog/borutb/ -- Naključna *izjava tedna* iz tednika Mladina:
    Borut BolčinaBorut Bolčina
    May 29, 2006 at 9:15 am
    May 29, 2006 at 12:04 pm
  • I'm using Derby and cayenne 3t. When I try to save a BigDecimal with scale set I'm getting an exception on client: com.caucho.hessian.io.HessianProtocolException: at ...
    Marcin SkladaniecMarcin Skladaniec
    May 24, 2006 at 5:31 am
    May 24, 2006 at 7:05 pm
  • There is an inExp(Collection) and notInExp(collection) Then there is the inDbExp(Collection) but no notInDbExp. Is there any way I can formulate a notInDbExp using the existing methods?
    Fredrik LidenFredrik Liden
    May 3, 2006 at 5:48 pm
    May 3, 2006 at 5:57 pm
  • Hello, I am trying to use Cayenee to connect to mysql database. I wanted to create a parameterized query and store it in DataMap so I can reuse the query. Please can you tell me how I should specify ...
    Chandni JainChandni Jain
    May 3, 2006 at 4:54 pm
    May 3, 2006 at 5:10 pm
  • Just posted the RC release: http://objectstyle.org/confluence/display/CAY/2006/05/31/ Enjoy! Andrus
    Andrus AdamchikAndrus Adamchik
    May 31, 2006 at 4:06 pm
    May 31, 2006 at 4:06 pm
  • FYI: I just documented a performance improvement technique on CAYDOC Wiki. I believe some people have been using this already (it is compatible with all versions of Cayenne since 1.1).. ...
    Andrus AdamchikAndrus Adamchik
    May 26, 2006 at 4:55 pm
    May 26, 2006 at 4:55 pm
  • This was the problem, right here: in all the confusion, I left the readResolve access modifier as "private". Changing it to "protected" makes a world of difference. :) Thanks for the guidance, ...
    Tomi NATomi NA
    May 20, 2006 at 10:37 am
    May 20, 2006 at 10:37 am
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31 users for May 2006

Andrus Adamchik: 38 posts Mike Kienenberger: 17 posts Jeff de Vries: 14 posts Tomi NA: 14 posts Eric Lazarus: 12 posts Gentry, Michael \(Contractor\): 11 posts Cris Daniluk: 7 posts Marcin Skladaniec: 7 posts Alan Baltazar: 6 posts Marcin Skladaniec: 5 posts Øyvind Harboe: 4 posts Tore Halset: 4 posts Andreas Pardeike: 3 posts Bryan Lewis: 3 posts Fredrik Liden: 3 posts Jean T. Anderson: 3 posts Lachlan Deck: 3 posts Marek Wawrzyczny: 3 posts Juergen Saar: 2 posts Marek Wawrzyczny: 2 posts
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