Apologize or this invalid text format.
AverBgra CasdDcat Esas
--- ------ ---
aVER_ID_PK gRA_ID_PK aSD_ID_PK cAT_ID_PK sAS_ID_PK
gRA-NAME aSD_NAMEcAT_NAME sAS_NAME
aVER_ID_FK aVER_ID_FK aVER_ID_
Hi Thomas, all
I really sorry not to be able to make the dynamic Proxies by my own.But
I am afraid that I really don't manage to make it works by myself
Something should have makes me wrong.
Here is an easy sample of my Proxy use who doesn't work correctly ...
I have 5 objects (represen
> > I was thinking of switching to
> > Hibernate. I've looked at it some and it looks like it does the same
thing
> > except the JDO. It does say it supports ODMG. Any input would be great.
> > Hey, maybe I'm just not using OJB right.
>
> If Hibernate is fully ODMG compliant they will also need tab
Hi all,
I'm looking at Object / Relational products and see that TopLink
(http://www.webgain.com/products/toplink/ and
http://otn.oracle.com/products/ias/toplink/content.html) from Oracle is good
and also this product OJB appears good. The problem is, how can I make a
comparision between the two
Hi Oki,
Oki DZ wrote:
On Mon, Mar 31, 2003 at 11:30:44AM +0200, Mahler Thomas wrote:
The ODMG people did not tell us that they shut down their site...
So, what's the future of ODMG implementation on OJB?
I don't understand that question. We do support ODMG 3.0. Period.
ODMG announced a long tim
Hi Justin,
[EMAIL PROTECTED] wrote:
I'm guessing someone has already asked this, but I'm going to ask again.
I'm currently using OJB. I like OJB just fine, except the auto increment
part. Every time I restart my web app it jumps the count up ten. I know why
it does that and I'm guessing that if I
Hi,
I'm having difficulties in getting the jdo.jar from Sun. On Sourceforge,
there is an implementation of JDO (ie: TJDO). Is JDO implementation
pluggable on OJB? If it is, how can I set it up?
Thanks in advance,
Oki
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To unsub
On Mon, Mar 31, 2003 at 11:30:44AM +0200, Mahler Thomas wrote:
> The ODMG people did not tell us that they shut down their site...
So, what's the future of ODMG implementation on OJB?
TIA,
Oki
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Hi Theo,
> Does anyone have experiences to share about caching in EJB
environments ?
> I would like to know how multiple JBoss/OJB instances can share the
same
Currently we don't have a cache implementation which fulfill these
requirements.
> cache or at least not have long-term cache-inconsiste
Hi Dougie,
I think it's a good thing to run your PersonMap
implementation in a two tier test case first. This
is easy to debug and the test case is easy to write.
regards,
Armin
- Original Message -
From: "½²³Õ¦Ü" <[EMAIL PROTECTED]>
To: "Armin Waibel" <[EMAIL PROTECTED]>
Cc: "OJB Users
Hi Armin:
Because I deploy OJB to JBoss, my application must run on JBoss. Its
test case must also deployed to JBoss.
I can post the two simple class ,Person and Project calss, if these are
useless to debug. It doesn't matter. I will give this solution.
package com.dsc.nana.domain.organizatio
This is by design in many sequence generators and is a _good_ thing.
The block size is the number of IDs cached locally by the local
representation of the sequence generator. High-low sequence
generators work this way. IIRC the toplink sequence generator
worked the same way.
The database issue
On Mon, Mar 31, 2003 at 04:16:09PM -0700, Gary Eberhart wrote:
> Hello All,
>
> When coding OJB queries you can code the following;
>
> crit1.addLike("firstname", "%o%");
> crit1.addLike("lastname", "%m%");
>
>
> where firstname and lastname are the names of columns in the table.
first OJB tri
Hello All,
When coding OJB queries you can code the following;
crit1.addLike("firstname", "%o%");
crit1.addLike("lastname", "%m%");
where firstname and lastname are the names of columns in the table.
If you where to change the name of a column you would not know your code was
broken until the
well, i will give it a shot... the advantage of a grab size is speed. you dont have
to go back to the db for every id, only when you hit the grab size. disadvantage, you
waste a few numbers (who cares)... someone correct me if i am wrong :)
-Original Message-
From: [EMAIL PROTECTED] [m
The pager taglib is not a good idea because it always the full resultset, then filter
the rest by using a for-next loop
-Original Message-
From: "Manuel Alzola" <[EMAIL PROTECTED]>
To: "OJB Users List" <[EMAIL PROTECTED]>
Date: Tue, 1 Apr 2003 06:24:03 +0200
Subject: Re: Webapp google que
Looking through the JUnit output, I wonder if these are significant as well. I tried
some of the queries manually against my db, and they failed there too. What kills me
is that something like "SELECT COUNT(F.*) FROM FOO F;" fails no matter what driver you
use in SQL Server 2000 (or so my limite
I tested on Friday with the rc1 build, using JSQLConnect,
and got 0 failures, 1 error, which I was told was not important.
Today, testing with the rc2 build, and with the columns modifed
to be NOT NULL as specified earlier, I get 0 failures, 4 errors.
I have no clue if these are important or not.
Some issues with the JSQLConnect driver:
1. Due to network restrictions, I suppose, I was getting 403 errors using the ant task
to download the driver. I grabbed it manually without incident, and commented out the
ant call.
2. I am actually getting *more* JUnit failures/errors with this driver,
No, I believe it's just the grab size so it doesn't have to check back with
the db every time a record is inserted. You can use the db's increment, but
at the time that did not work with OJB on SapDB. It may work now, but I
know for sure it didn't work on SapDB. I helped the best I could to provid
I'm not entirely sure, but I'm guessing that the 10 count skipping is a
performance enhancement that prevents connections to the database. That
alone makes it worth it. However, there are built in ways now to use
sequence assigned through the database (a la select seq_name.nextval in
oracle).
Ja
That's what I said in my first email. Really if I just delete records is he
high low table on startup that would fix it just fine. I'm just net picky I
guess.
Thank You,
Justin A. Stanczak
Web Manager
Shake Learning Resource Center
Vincennes University
(812)888-5813
Same here. I guess that's just a bad example I gave. I just wanted to see
what the advantage and disadvantages are. Really the only thing I can say
bad about OJB so far is that is docs aren't done yet and the OQL is not all
there. That may have changed by now. It's been awhile since I've looked at
I don't have any issues with MSSQL, but the driver always makes a difference. When
people ask me I recommend the JSQLConnect #1 and Opta2000 #2. Bother are great drivers.
-Original Message-
From: BURT, RANDALL (CONTRACTOR) [mailto:[EMAIL PROTECTED]
Sent: Monday, March 31, 2003 1:25 PM
To:
I'll give it a shot. Truth to tell, *I* wouldn't use MSSQL server at all, but this is
a port of an app we "inherited", so we're kinda stuck... :(
-Original Message-
From: Matthew Baird [mailto:[EMAIL PROTECTED]
Sent: Monday, March 31, 2003 3:20 PM
To: OJB Users List
Subject: RE: MSSQL ser
devil's in the details I guess...
can't you set the grab size to lower than 10 to preserve numbers?
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Monday, March 31, 2003 1:21 PM
To: OJB Users List
Subject: RE: OJB vs Hibernate
Well, it wouldn't be if you had
if you are worried about using OJB, I'd be more worried about using the MS Driver.
Switch over and use the JSQLConnect profile and the build will automatically download
the jsqlconnect driver which is much better.
-Original Message-
From: BURT, RANDALL (CONTRACTOR) [mailto:[EMAIL PROTECT
Well, it wouldn't be if you had massive amounts of records. In my case we
use the id numbers to look up that record, so I don't want the user to have
to remember "980787589347086572356893285673". I don't plan on the numbers
growing large, but what's the advantage of doing this. Just to avoid an
ex
Glad I could help. I can sympathize with your trepidation about using OJB in a large
project. Seems I've been taking one step forward and two steps back for the last few
days. I like what it is and what it does, though, and I can't see hacking a
persistence service for the projects I have lined
hi janet,
btw it's useless to use proxy='true' in reference-descriptor when you
have proxy='dynamic' in the referenced class.
jakob
Janet Song wrote:
Hi,
Thanks. Got that problem solved. It works fine when i map a compound primary
key from one table to another with a single primary key. Howev
Actually Oracle's sequence implementation does exactly the same thing. It has a fetch
size for the sequence and if this is larger than 1 a restart of the server will leave
a gap. I guess this isn't a big deal to me. Even if I was restarting the server
after every key generation I've only redu
Thanks for this post. I was also getting this today (using JTurbo).
Bonnie MacKellar
-Original Message-
From: BURT, RANDALL (CONTRACTOR) [mailto:[EMAIL PROTECTED]
Sent: Monday, March 31, 2003 3:05 PM
To: OJB Users List
Subject: MSSQL server - error in ojbtest-schema.xml
Don't know if I
is there a worldwide shortage of numbers I don't know about?>?!?!?!
dang this is worse than SARS
sorry for sarcasm, this concern just seems a bit trivial.
m
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
Sent: Monday, March 31, 2003 1:03 PM
To: OJB Users List
It doesn't really hurt anything, but why throw away numbers. Why waste a
key id number. I just makes the id number grow faster. I just find it to be
sloppy. I've never see a database that skips like that. I don't restart the
production app very often so there's no big deal there. Do you not see th
I have used pager taglib with sucess. Easy to use
Manuel Alzola
- Original Message -
From: "Jacob Hookom" <[EMAIL PROTECTED]>
To: "'OJB Users List'" <[EMAIL PROTECTED]>
Sent: Saturday, March 29, 2003 5:31 AM
Subject: RE: Webapp google queries: What is a good way to present multiple
web pag
Just as a philosophical question why do you care that it jumps the count by 10 when
you restart? The idea of a meaningless primary key is simply to provide a unique
identifier for the row. What does it matter whether it's continuous or not?
-Original Message-
From: [EMAIL PROTECTED] [m
I'm guessing someone has already asked this, but I'm going to ask again.
I'm currently using OJB. I like OJB just fine, except the auto increment
part. Every time I restart my web app it jumps the count up ten. I know why
it does that and I'm guessing that if I set the increment count to one
instea
Don't know if I should submit a bug report on this or not, but when I tried to run the
prepare-testdb target using MSSQL server 2000 (MS's JDBC Driver), I would get the
following error:
[torque-insert-sql] Executing file:
C:\java\utils\db-ojb-1.0.rc2\target\src\sql\ojbtest-schema.sql
[torque-in
Thank for the speedy response!
I have looked at HTTP tunnel JDBC driver yet there appear only 1 generic one
(IDS) , i can't find one for
mySQL (which we are forced to use) - and that 1 generic drivers is a
staggering
$900 which is my entire budget (including my wages)...
We will probably end up
Anyone ever played with using OJB to persist JavaSpaces entries? If so,
willing to share your experience?
-Brian
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Hi Onno,
onno wrote:
Hiyall!
For a project we use OJB on the server side of things - however for the
application we have
constructed a seperate java webstart application. Due to security reasons we
cannot open any ports
for the public and hence the admin-application. For most things on the admin
I am off right now to a meeting to discuss my results
with OJB. I will feel out the possibility of
using JSQLConnect. Do you know, can it work with Weblogic?
Our current environment is a JSP frontend, with
Weblogic as an app server (no EJBs at all, no CMP),
and JTurbo as the JDBC driver. If I can
Hi Bonnie,
Bonnie MacKellar wrote:
Yes, but if I can't get this tool running in our environment
(Weblogic, MSSQL, JTurbo), it won't help us at all.
There are happy OJB + WebLogic users. Several of them migrated from
WebLogic CMP to OJB.
There are also happy OJB + MSSQL users.
I don't know of an
Kevin --
Because the stack trace that you provided includes references to code that's invoked
when a new ConnectionManager is instantiated, I would have to conclude that your
OJB.properties file either (a) does not specify a ConnectionManagerClass or (b)
specifies an 'invalid' class for the Co
Hi All
Just a quick follow-up to my below mail. I've done some further testing
and found that whenever I try to store a Contact object that has Group
objects already stored in the database in its groups collection then the
code loops. However if I create new Group objects (without first savin
Hi All
I have three tables:- contacts, groups and groupedcontacts forming an
m:n association between contacts and groups. I've been testing the
'Support for non-decomposed m:n mappings' in the framework and have been
encountering some problems. I've initially tested a Contact object such
tha
I need to iterate through a tab delimited text file. I wonder if OJB can be
of help in doing this. If not, is there a tool so I don't have to reinvent
the wheel?
Thanks,
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For additio
hi lars,
this is the expected behaviour of deleteByQuery ;) the delete is done
completely in the dbms, thus related objects can not be delteted before
the parent object. deleteByQuery also does not remove deleted objects
from the cache because it does not know which objects are affected. so
i
Hi Phil,
As you showed, we are specifying the Log4jLoggerImpl in OJB.properties. In
jboss/server/default/conf/log4j.xml I have (among others):
I adjust these as necessary. the output is written to
jboss/server/default/log/server.log by
Hi,
Thanks. Got that problem solved. It works fine when i map a compound primary
key from one table to another with a single primary key. However when i map
compound primary keys to compound primary keys, i get a NullPointerException
which results from [org.apache.ojb.broker.accesslayer.Indirectio
Hello all,
Does anyone have experiences to share about caching in EJB environments ?
I would like to know how multiple JBoss/OJB instances can share the same
cache or at least not have long-term cache-inconsistencies.
If the "backoffice" CMS webapp updates items I want to see them a short
time l
Greetings,
I have two classes with a 1:n relationship between them, mapped to a
collection in the parent class. I've set the "auto-delete" attribute to
"true" for this collection, but when I delete parent objects by query, I
get a database exception "child record found". Is this a bug or a feat
"Kelvin Cookshaw" <[EMAIL PROTECTED]> writes:
> My application must retrieve data from a Sybase database, and store data in
> an Oracle database. I don't know how or if this can be done. I'm on 0.9.9,
> currently.
>
> I looked at putting the tables of both databases in the same
> repository_user
My application must retrieve data from a Sybase database, and store data in
an Oracle database. I don't know how or if this can be done. I'm on 0.9.9,
currently.
I looked at putting the tables of both databases in the same
repository_user.xml, since I can specify more than one
jdbc-connection-de
Hiyall!
For a project we use OJB on the server side of things - however for the
application we have
constructed a seperate java webstart application. Due to security reasons we
cannot open any ports
for the public and hence the admin-application. For most things on the admin
side we route
all sql
hi roger,
could you please provide some sql ?
jakob
Janssen, Roger wrote:
Hi,
the bug gets even weirder! In example below, suppose their is also a class D
and A extends D.
Querying for class A still goes as described (wrong results), querying for
class D objects, delivers the correct result.
R
I am coming to this from a slightly different place,
since I have already built a simple persistence layer
for our products. I have been using JDBC for years.
We moved beyond the "embed the SQL in the code" stage
about 2 years ago.
Our problem is this : my existing persistence layer
needs to be up
Hello,
> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
> I am still concerned how Proxies can be used in case
> null references are allowed and frequent. In our object model,
> there are proxied references which are often null.
I just posted a bug report and a
I am using OBJ 0.99 with Oracle 8.1.7.
I am using an RMI client that connect to an RMI server along with a
request in XML (carrying method name and the parameters). This RMI
server uses OJB for persistence.
The problem is like this:
1. Say I added a record, it is saved. While the applicati
Yes, but if I can't get this tool running in our environment
(Weblogic, MSSQL, JTurbo), it won't help us at all.
We had ruled out Castor because we had not heard great
things about it. I am not familiar with Hibernate or
Cayenne. I gravitated towards OJB because it looked a lot
like the design for
Hi,
the bug gets even weirder! In example below, suppose their is also a class D
and A extends D.
Querying for class A still goes as described (wrong results), querying for
class D objects, delivers the correct result.
Roger Janssen
iBanx
-Original Message-
From: Janssen, Roger [mailto:
Hi Dougie,
sorry I don't have a clue what's going wrong.
Could you post a test case?
regards,
Armin
- Original Message -
From: "½²³Õ¦Ü" <[EMAIL PROTECTED]>
To: "OJB Users List" <[EMAIL PROTECTED]>
Sent: Monday, March 31, 2003 5:33 AM
Subject: DMapImpl how to implement ManageableCollectio
Could be. I know I'm using rc1, but I copied the properties file from one of the
examples. Going to try rc2 now and see if that helps. Thanks for your assistance, I'll
let you know how it goes...
-Original Message-
From: Armin Waibel [mailto:[EMAIL PROTECTED]
Sent: Saturday, March 29, 20
hi,
i'm at the point of migrating to the latest release, but came across what
looks to be a serious bug. I searched the mailing-list archive, but couldn't
find any reference the this issue.
Suppose you have a class A and classes X, Y, Z where X, Y and Z subclass A.
Suppose you have instances s
Hi Brill,
could you post some more info, more
stack trace?
If you run OJB in 2-tier app, you could use
SequenceManagerInMemoryImpl for testing.
Does this solve your problem?
regards,
Armin
- Original Message -
From: "Brill Pappin" <[EMAIL PROTECTED]>
To: "OJB Users List" <[EMAIL PROTECTE
Hello,
I am using almost fresh OJB head and the ODMG API.
I am still concerned how Proxies can be used in case
null references are allowed and frequent. In our object model,
there are proxied references which are often null.
This causes the following (ugly) warning message when the object is
r
Hello,
a couple of Newbie question regarding how to handle non-decomposed m:n
mappings using odmg api.
I'm trying to setup a non-decomposed m:n association pretty much along the
lines of the example of tutorial 3.
I'm running SDK1.4.0, OJB-1.0.rc1, MySql Ver 11.11 Distrib 3.23.52
This is an exc
Hi Jürgen,
> should i switch to jboss? if yes, why?
Beginning with J2EE it is a good way to first use reference
implementation from Sun because the Sun tutorials rely on it. But for
real life applications you should use another J2EE Server like JBoss. I
am using JBoss because it is OpenSource, we
Hi Oki,
The ODMG people did not tell us that they shut down their site...
cheers,
Thomas
> -Original Message-
> From: Oki DZ [mailto:[EMAIL PROTECTED]
> Sent: Monday, March 31, 2003 4:57 AM
> To: [EMAIL PROTECTED]
> Subject: ODMG's site
>
>
> Hi,
>
> It seems the site has been down fo
Hi Thomas,
No, the archive is really a .tgz! I just checked it half an hour ago.
But some browsers have problems with the download.
After downloading make sure that the archive ends with .tgz.
cheers,
Thomas
> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]
> Sent
Hi OJB folks,
I just grabbed the new release candidate for OJB and I think the archive is
tared but not zipped.
cheers,
Thomas
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Hi Jürgen,
> with some reading. there is only one problem left, and that
> is my need to
> use a http connection because of proxies and firewalls. but i
> already fond
> a library called jproxy, that can tunnel rmi calls through http.
I don't think you need to use an external lib to tunnel rm
Hi all,
I just published the 1.0 rc release!
It's been regression tested against JDK 1.2, 1.3 and 1.4 under Linux and
Windows XP
The Website has also been updated and now has a temporary link to a
*working* mail archive !
enJoy,
Thomas
>From the release notes:
===
Hi Charles,
It works fine with crit.addIn.
Thanks
Sylvain
-Message d'origine-
De: Charles Anthony [mailto:[EMAIL PROTECTED]
Date: lundi, 31. mars 2003 09:38
À: 'OJB Users List'
Objet: RE: how to create dynamic criteria?
Hi Sylvain,
I assume the collection contains all "or" values for
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