Re: [ZODB-Dev] ZODB memory problems (was: processing a Very Large file)

2005-05-29 Thread Andreas Jung
--On 29. Mai 2005 11:29:06 +0200 Christian Theune [EMAIL PROTECTED] wrote: Am Samstag, den 21.05.2005, 17:38 +0200 schrieb Christian Heimes: Grab the Zope2 sources and read lib/python/OFS/Image.py. Zope's OFS.Image.Image class (and also Zope3's implementation) is using a so called possible

[ZODB-Dev] Re: Zope 2.8.1 (was RE: TmpStore missing loadBefore)

2005-06-29 Thread Andreas Jung
--On 29. Juni 2005 10:38:27 -0400 Tim Peters [EMAIL PROTECTED] wrote: [Andreas Jung] The Plone guys asked about a 2.8.1 release for end of July/start of August which should not be a problem. Since they are working on making Plone 2.1 work with Zope 2.8 there is a good chance that further

Re: [ZODB-Dev] Multi-Threading Transactions

2005-10-12 Thread Andreas Jung
--On 13. Oktober 2005 00:52:02 -0400 Chris Spencer [EMAIL PROTECTED] wrote: If one thread writes to an object on one connection, and another thread does the same on another connection, then one calls transaction.commit(), will the all the changes in both connections be commited? Is there a

Re: [ZODB-Dev] Fixing Broken Objects?

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 01:45:30 -0400 Chris Spencer [EMAIL PROTECTED] wrote: I noticed that if a ZEOServer client doesn't have the definition for an object's class, it loads it as a broken object. Is there any way to fix the broken object by obtaining the class source from the server?

Re: [ZODB-Dev] Re: Multi-Threading Transactions

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 01:33:14 -0400 Chris Spencer [EMAIL PROTECTED] wrote: Andreas Jung wrote: --On 13. Oktober 2005 00:52:02 -0400 Chris Spencer [EMAIL PROTECTED] wrote: If one thread writes to an object on one connection, and another thread does the same on another connection

Re: [ZODB-Dev] Re: Multi-Threading Transactions

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 02:44:34 -0400 Chris Spencer [EMAIL PROTECTED] wrote: I understand that, but my point was when you call transaction.commit(), you don't necessarily know what you're committing. One thread may be ready to commit. Another may not be. If one thread calls

Re: [ZODB-Dev] Re: Fixing Broken Objects?

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 02:54:51 -0400 Chris Spencer [EMAIL PROTECTED] wrote: But what if the client doesn't know what sources it's supposed to have? What if it only has a limited understanding of the objects, and needs to load certain objects on the server from scratch. Is this really a

Re: [ZODB-Dev] Fixing Broken Objects?

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 09:51:22 +0200 Tino Wildenhain [EMAIL PROTECTED] wrote: While it would certainly be nice if the ZEO server could deliver codeobjects too. In Theory and with much much bad hackery (overwriting __import__ and friends) it could be possible. Jim? This would especially be

Re: [ZODB-Dev] Fixing Broken Objects?

2005-10-13 Thread Andreas Jung
--On 13. Oktober 2005 09:46:43 +0100 Chris Withers [EMAIL PROTECTED] wrote: Andreas Jung wrote: Sounds like a total insane idea to me to use ZEO to distribute code :-) Yeah, 'cos ZODB-based Script (Python)'s and ZPT's aren't code :-P We are basically talking about the common usecase

[ZODB-Dev] Summertime - Wintertime harmful?

2005-10-30 Thread Andreas Jung
Possibly a stupid question: Last night the European clocks switched back to winter-time. So the ZODB might see multiple timestamps (and unordered transaction) from transactions happened between 2am and 3am...just for curiosity: is there a risk getting an inconsistent ZODB? Andreas

RE: [ZODB-Dev] Summertime - Wintertime harmful?

2005-10-30 Thread Andreas Jung
--On 30. Oktober 2005 22:17:44 -0500 Tim Peters [EMAIL PROTECTED] wrote: Second, time-stamp skew doesn't lead to inconsistency. Fleshing out a bit, ZODB uses time.gmtime() as a starting point, not necessarily as its final timestamp. When generating a new tid, if time.gmtime() is = the

Re: [ZODB-Dev] Searching for Objects

2005-12-04 Thread Andreas Jung
--On 4. Dezember 2005 16:32:50 -0500 Chris Spencer [EMAIL PROTECTED] wrote: Is there an existing way to search for objects in ZODB based on criteria? For example, how could I retrieve all instances of a particular class, or all objects with a __dict__ key equal to value? You mean

Re: Re[2]: [ZODB-Dev] lazy BTreeItems

2005-12-09 Thread Andreas Jung
--On 9. Dezember 2005 12:53:25 +0500 Victor Safronovich [EMAIL PROTECTED] wrote: Hello Andreas Jung, Friday, December 9, 2005, 12:17:36 PM, you wrote: AJ That's different from my instance (Zope HEAD): You are right :), i use ZODB 3.1.5. Ok, i try on ZODB 3.4.0 this works. 3.1.5? Must

Re: [ZODB-Dev] Searching/wo/Zope

2006-01-04 Thread Andreas Jung
--On 4. Januar 2006 14:38:13 -0500 Tamas Hegedus [EMAIL PROTECTED] wrote: Hi! You have released the ZODB/ZEO as a stand alone package. But there is no stand alone searching possibility. Why? This just does not make any sense. Yous suggested and I tried Kevin Dangoor's stand alone

Re: [ZODB-Dev] Searching/wo/Zope

2006-01-04 Thread Andreas Jung
--On 4. Januar 2006 15:11:37 -0500 Tamas Hegedus [EMAIL PROTECTED] wrote: I am not a programmer. This is the source of all my problems. I just did not have the patient (and knowledge) to learn to develop zope applications. But I want to stick with Python and I need a transparent (object)

[ZODB-Dev] Re: zLOG module deprecated

2006-01-09 Thread Andreas Jung
--On 9. Januar 2006 16:35:31 +0100 Florent Guillaume [EMAIL PROTECTED] wrote: If that is the case then I intend to: 1. move the definitions of zope's specific levels (trace and blather) into a more prominent place (ZODB also defines these levels, but it has to be an independent package),

[ZODB-Dev] Re: [Zope-dev] Re: zLOG module deprecated

2006-01-09 Thread Andreas Jung
--On 9. Januar 2006 17:40:26 +0100 Florent Guillaume [EMAIL PROTECTED] wrote: On 9 Jan 2006, at 17:25, Andreas Jung wrote: --On 9. Januar 2006 17:06:25 +0100 Florent Guillaume [EMAIL PROTECTED] wrote: My point is that the python logging levels are insufficiently fine grained. Sufficently

Re: [ZODB-Dev] Re: [Zope-dev] Re: zLOG module deprecated

2006-01-10 Thread Andreas Jung
--On 10. Januar 2006 10:51:04 +0100 Lennart Regebro [EMAIL PROTECTED] wrote: I find all this fairly self-evident and highly useful, and se absolutely zero reason for removing them, when they are so useful. This decision was made for Zope 2.8 (according to zLOG/__init__.py). We're now

Re: [ZODB-Dev] Re: [Zope-dev] Re: zLOG module deprecated

2006-01-10 Thread Andreas Jung
--On 10. Januar 2006 11:09:32 +0100 Lennart Regebro [EMAIL PROTECTED] wrote: On 1/10/06, Andreas Jung [EMAIL PROTECTED] wrote: This decision was made for Zope 2.8 (according to zLOG/__init__.py). How do you mean? As far as I can see, all the levels are still there in zLOG py

Re: [ZODB-Dev] Re: [Zope-dev] Re: zLOG module deprecated

2006-01-10 Thread Andreas Jung
--On 10. Januar 2006 11:44:31 +0100 Lennart Regebro [EMAIL PROTECTED] wrote: I don't have an opinion on solution yet. What I want is something easy to use wher you can just import a log method or object and make a function. I don't want to set things up, because if we need to set things up,

[ZODB-Dev] Trouble with 'transaction' module

2006-01-31 Thread Andreas Jung
Hi, I have the following code in side a Plone app. The intent of this method is to perform a logging of changed Archetype fields. This code basically works but under some unknown circumstances I get error below where the transaction module seems to be None?! There is no product refreshing

Re: [ZODB-Dev] ZEO Authentication

2006-05-26 Thread Andreas Jung
--On 26. Mai 2006 16:47:41 +0100 Jens Vagelpohl [EMAIL PROTECTED] wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 26 May 2006, at 16:43, Benji York wrote: Andreas Jung wrote: You could use a firewall to allow incoming ZEO connection only from authorized IP address...should

Re: [ZODB-Dev] Advice needed

2006-06-23 Thread Andreas Jung
--On 23. Juni 2006 14:27:52 +0200 Adam Groszer [EMAIL PROTECTED] wrote: Hi there, I know it is not easy, but I need some advices to keep our bosses happy at the planning stage of our application. The application we are planning is a document management application which follows documents in

Re: Re[2]: [ZODB-Dev] Advice needed

2006-06-23 Thread Andreas Jung
--On 23. Juni 2006 16:05:49 +0200 Adam Groszer [EMAIL PROTECTED] wrote: AJ We run a CMS with several ZEO storages using FileStorage with up 300k AJ different objects per storage. May you mention some or some sites on the internet that run Zope/ZODB to have some examples? Since ZODB is the

Re: [ZODB-Dev] Re: What makes the ZODB slow?

2006-06-23 Thread Andreas Jung
--On 23. Juni 2006 17:51:35 +0200 Florent Guillaume [EMAIL PROTECTED] wrote: BTrees perform best when keys' prefixes are randomly distributed. So if your application generates keys like 'foo001', 'foo002',... you'll get lots of conflicts. Same for consecutive integers in IOBTree.

Re: [ZODB-Dev] Advice needed

2006-06-24 Thread Andreas Jung
--On 24. Juni 2006 08:53:43 +0200 Roché Compaan [EMAIL PROTECTED] wrote: I am curious what other strategies besides QueueCatalog you employ? Do you ever use multiple backends for your apps? How do you decide that this data belongs in a relational backend? How structured must the data be, or

Re: [ZODB-Dev] Advice needed

2006-06-24 Thread Andreas Jung
--On 24. Juni 2006 21:08:03 +0200 Dieter Maurer [EMAIL PROTECTED] wrote: Andreas Jung wrote at 2006-6-24 09:24 +0200: ... One particular app that I have been working on uses very complex queries with lots of join etcit would be hard model to implement such queries on top of the ZODB

Re: [ZODB-Dev] Advice needed

2006-06-25 Thread Andreas Jung
--On 25. Juni 2006 21:33:21 +0200 Dieter Maurer [EMAIL PROTECTED] wrote: Andreas Jung wrote at 2006-6-24 22:36 +0200: ... The ZODB model (object data stored in a storage with behaviour coded in the clients) is powerful enough to simply implement the relational database data

Re: [ZODB-Dev] Re: What makes the ZODB slow?

2006-06-26 Thread Andreas Jung
--On 26. Juni 2006 14:02:20 +0100 Chris Withers [EMAIL PROTECTED] wrote: Florent Guillaume wrote: BTrees perform best when keys' prefixes are randomly distributed. So if your application generates keys like 'foo001', 'foo002',... you'll get lots of conflicts. Same for consecutive integers

Re: Re[2]: [ZODB-Dev] Commit Progress Indictor

2006-08-16 Thread Andreas Jung
--On 16. August 2006 10:52:51 +0200 Adam Groszer [EMAIL PROTECTED] wrote: Hello Dieter, Do you think that's possible? This is not the question. With some effort you can develop almost everything...you just have to find a volunteer and a budget :-) -aj pgpsTnNtwrvDx.pgp Description: PGP

Re: [ZODB-Dev] Can Leo use zodb as a file system?

2006-09-11 Thread Andreas Jung
--On 11. September 2006 16:20:31 -0500 Edward K. Ream [EMAIL PROTECTED] wrote: Several of Leo's users have suggested that Leo could use the zodb instead of reading and writing files. Leo? -aj pgpYVlVr2dugO.pgp Description: PGP signature ___

Re: [ZODB-Dev] Trouble with importing...

2006-11-17 Thread Andreas Jung
--On 17. November 2006 20:23:07 -0800 Mark Bartlett [EMAIL PROTECTED] wrote: Hi All! This is a great list! I have been having trouble importing a custom XML Article that I have previously Exported and have been getting this error: IndexError: list index out of range The traceback: *

Re: [ZODB-Dev] multiple ZEO db's ?

2007-01-11 Thread Andreas Jung
--On 11. Januar 2007 08:49:31 -0800 Simon Burton [EMAIL PROTECTED] wrote: Do I have any hope of distributing my Persistent objects over multiple ZEO db's ? huh? You can mount multiple ZEO servers within one Zope instance. So where is the problem? -aj pgpVUn7kNryKu.pgp Description: PGP

Re: [ZODB-Dev] On ZODB for discardable data

2007-01-22 Thread Andreas Jung
--On 23. Januar 2007 07:59:55 +0100 Christian Theune [EMAIL PROTECTED] wrote: However by the very nature of our application, everytime we run the entire process we should discard the old result, keeping the used space nearly constant. There are existing storages that support this scenario.

Re: [ZODB-Dev] trigger loading a Persistent's attributes

2007-01-27 Thread Andreas Jung
--On 27. Januar 2007 15:18:27 -0800 Simon Burton [EMAIL PROTECTED] wrote: I have a Persistent object, however, its attributes only get loaded from the storage when I request a specific attribute. huh? Zope will load all attributes of a persistent object as long as the attributes aren't

Re: [ZODB-Dev] [ZEO] Storage error with big transactions.

2007-02-14 Thread Andreas Jung
--On 13. Februar 2007 14:31:57 -0500 Tim Peters [EMAIL PROTECTED] wrote: Under the covers someone is trying to invalidate a current ZEO cache entry, and the ZEO cache is complaining because it doesn't believe it /has/ current data (assert o is not None). Best guess for why it doesn't have

Re: [ZODB-Dev] indexing object in ZODB

2007-03-01 Thread Andreas Jung
--On 1. März 2007 05:53:13 +0330 shahrzad khorrami [EMAIL PROTECTED] wrote: Hi all, What is the algorithm of indexing objects in ZODB? - Zope Book 2.7 Edition - Searching chapter Is there any place where I can see the structure of ZODB ? The ZMI shows you the structure. -aj

Re: [ZODB-Dev] ZODB - XMLRPC - Content is not allowed in prolog.

2007-03-13 Thread Andreas Jung
--On 13. März 2007 11:47:50 +0100 Jola [EMAIL PROTECTED] wrote: Hello, I would like to connect to ZODB using XmlRPC. I used a port number 9675. Is the port 9675 correct ? I run ZODB with such parameters : runzeo.py -a 9675 -f C:\tmp\Data.fs How told you that nonsense to use ZEO over

Re: [ZODB-Dev] ZODB - XMLRPC - Content is not allowed in prolog.

2007-03-13 Thread Andreas Jung
--On 13. März 2007 12:53:05 +0100 Jola [EMAIL PROTECTED] wrote: Hi! When I connect to ZODB using XMLRPC, as a server response I got byte answer not xml how should I configured server ? Have you got some fragments of code ? How do it ? As I told you already (through private mail): you must

Re: [ZODB-Dev] xml rpc server response it is not xml

2007-03-13 Thread Andreas Jung
--On 13. März 2007 13:10:04 +0100 Jola [EMAIL PROTECTED] wrote: Hi! When I connect to ZODB using XMLRPC, as a server response I got byte answer is not xml . What Should I do ? Maybe should I configured server but How ? Have you gor similar problem ? Please give me some fragments of code ?

Re: [ZODB-Dev] Re: KeyError / POSKeyError

2007-03-24 Thread Andreas Jung
--On 24. März 2007 12:39:32 -0400 Tim Tisdall [EMAIL PROTECTED] wrote: Where can I find a fixed version of fsrefs.py? I've been looking via Google but haven't found anything yet. If there is one then you'll find it on svn.zope.org. -aj pgpiocEhbJI6L.pgp Description: PGP signature

Re: [ZODB-Dev] Same transaction object (re)-used for subsequent requests?

2007-05-04 Thread Andreas Jung
--On 4. Mai 2007 19:58:47 +0200 Dieter Maurer [EMAIL PROTECTED] wrote: Andreas Jung wrote at 2007-5-1 11:23 +0200: ... I think you are right (as always). Then let me rephrase the question: how can one distinguish if two transaction objects represent the same or different transactions

Re: [ZODB-Dev] Supporting a DataManager without Two Phase Commit

2007-05-04 Thread Andreas Jung
--On 4. Mai 2007 22:33:05 +0100 Laurence Rowe [EMAIL PROTECTED] wrote: Following a discussion with several of the sqlalchemy integration authors on #plone today we came up with the following hack to implement this: http://dev.plone.org/collective/browser/collective.lead/trunk/collective/

Re: [ZODB-Dev] Supporting a DataManager without Two Phase Commit

2007-05-04 Thread Andreas Jung
--On 4. Mai 2007 22:33:05 +0100 Laurence Rowe [EMAIL PROTECTED] wrote: Following a discussion with several of the sqlalchemy integration authors on #plone today we came up with the following hack to implement this: http://dev.plone.org/collective/browser/collective.lead/trunk/collective/

Re: [ZODB-Dev] Supporting a DataManager without Two Phase Commit

2007-05-04 Thread Andreas Jung
--On 5. Mai 2007 02:46:58 +0200 Andreas Jung [EMAIL PROTECTED] wrote: If commit fails or another DataManager fails, data is not commited to the database. However I am not sure if this is completely true. Although this approach ensures that all SQL statements were execute properly it does

Re: [ZODB-Dev] Re: [Bug] ZODB invalidation processing

2007-05-28 Thread Andreas Jung
--On 28. Mai 2007 20:03:47 +0200 Joachim Schmitz [EMAIL PROTECTED] wrote: Joachim Schmitz schrieb: ConflictError: database conflict error (oid 0x7fd771, class BTrees._IOBTree.IOBucket, serial this txn started with 0x036deefe18489244 2007-05-28 17:34:05.691441, serial currently committed

Re: [ZODB-Dev] Re: [Bug] ZODB invalidation processing

2007-05-28 Thread Andreas Jung
--On 28. Mai 2007 21:12:13 +0200 Andreas Jung [EMAIL PROTECTED] wrote: --On 28. Mai 2007 20:03:47 +0200 Joachim Schmitz [EMAIL PROTECTED] wrote: Joachim Schmitz schrieb: ConflictError: database conflict error (oid 0x7fd771, class BTrees._IOBTree.IOBucket, serial this txn started

Re: [ZODB-Dev] ZODB3-3.2.10 build failed

2007-08-25 Thread Andreas Jung
--On 25. August 2007 12:04:59 +0200 Harald Vajkonny [EMAIL PROTECTED] wrote: Hello, I just tried to build ZODB3-3.2.10 on my Suse Linux 10.2 machine. After the build, python test.py produces the following error message: 1) ZODB 3.2 is pretty old (we are at ZODB 3.8 right now) 2) Python

Re: [ZODB-Dev] ZODB3-3.2.10 build failed

2007-08-25 Thread Andreas Jung
--On 25. August 2007 12:50:59 +0200 Harald Vajkonny [EMAIL PROTECTED] wrote: Andreas Jung schrieb: 1) ZODB 3.2 is pretty old (we are at ZODB 3.8 right now) 2) Python 2.5 and ZODB is unsupported and likely only working with the latest ZODB versions. Use the _supported_ Python versions

Re: [ZODB-Dev] Getting started with ZODB

2007-09-18 Thread Andreas Jung
--On 18. September 2007 12:46:28 +0200 Manuzhai [EMAIL PROTECTED] wrote: Hello there, For an application I'm working on (implemented mostly in Python), I was looking for a good solution for our storage needs. First I was thinking about some tuple- or triple-store, but upon further reflection

Re: [ZODB-Dev] Re: Simple Zope Question

2007-10-04 Thread Andreas Jung
--On 4. Oktober 2007 11:10:22 -0700 Thusjanthan (Nathan) Kubendranathan [EMAIL PROTECTED] wrote: To all my fellow zope experts, I am not very proficient in zope. I need to extract all the data from a data.fs (zope filesystem) into a database. Basically all it contains is users and notes

[ZODB-Dev] [FileStorage] description too long error

2008-01-12 Thread Andreas Jung
Hi, running Zope 2.10.5 with Plone 3.0.5. While performing a workflow transition for all subjects within a tree (roughly about 3000 objects) I encountered the following error: :8080/20080112-123756/content_status_history Traceback (innermost last): Module ZPublisher.Publish, line 125, in

Re: [ZODB-Dev] PGStorage

2008-01-23 Thread Andreas Jung
--On 22. Januar 2008 21:17:45 -0500 Stephan Richter [EMAIL PROTECTED] wrote: On Tuesday 22 January 2008, Dieter Maurer wrote: OracleStorage was abandoned because it was almost an order or magnitude slower than FileStorage. Actually, Lovely Systems uses PGStorage because it is faster for

Re: [ZODB-Dev] PGStorage

2008-01-23 Thread Andreas Jung
--On 23. Januar 2008 13:32:29 -0600 Alan Runyan [EMAIL PROTECTED] wrote: Likely but I don#t know how to setup my instance in order to make the copied instance making use of mounted catalog. What about creating a Plone site with a FileStorage. Then mount a subfolder into PGStorage say

Re: [ZODB-Dev] PGStorage

2008-01-24 Thread Andreas Jung
--On 24. Januar 2008 15:42:01 +0100 Andreas Jung [EMAIL PROTECTED] wrote: --On 23. Januar 2008 18:17:18 +0100 Andreas Jung [EMAIL PROTECTED] wrote: --On 22. Januar 2008 21:17:45 -0500 Stephan Richter [EMAIL PROTECTED] wrote: On Tuesday 22 January 2008, Dieter Maurer wrote

Re: [ZODB-Dev] PGStorage

2008-01-24 Thread Andreas Jung
--On 24. Januar 2008 11:21:28 -0400 David Pratt [EMAIL PROTECTED] wrote: Hi Andreas. No need to rely on rumors. The current source is available here: http://pgstorage.cvs.sourceforge.net/pgstorage/ Excellent. I re-tried my benchmarks of course. CopyPaste of a complete new Plone site

Re: [ZODB-Dev] Strange File too large problem

2008-01-24 Thread Andreas Jung
--On 24. Januar 2008 19:13:55 +0100 Dieter Maurer [EMAIL PROTECTED] wrote: Izak Burger wrote at 2008-1-24 13:57 +0200: ... I'm kind of breaking my normal rules of engagement here by immediately sending mail to a new list I just subscribed to, but then Andreas Jung did ask me to send a mail

Re: [ZODB-Dev] Strange File too large problem

2008-01-24 Thread Andreas Jung
--On 24. Januar 2008 16:48:38 -0200 Leonardo Santagada [EMAIL PROTECTED] wrote: On 24/01/2008, at 16:39, Dieter Maurer wrote: This suggests a route for further investigation: What causes the reporter's operating system to report file too large. This is not a ZODB question but one for

Re: [ZODB-Dev] RelStorage now in Subversion

2008-01-26 Thread Andreas Jung
--On 27. Januar 2008 00:26:04 -0700 Shane Hathaway [EMAIL PROTECTED] wrote: Hi all, RelStorage now exists in the Zope subversion repository here: http://svn.zope.org/relstorage/trunk/ I have also created a wiki page: http://wiki.zope.org/ZODB/RelStorage Thanks a lot for the

Re: [ZODB-Dev] Speedy RelStorage/PostgreSQL

2008-01-30 Thread Andreas Jung
--On 30. Januar 2008 01:38:17 -0700 Shane Hathaway [EMAIL PROTECTED] wrote: Hi guys, I just committed some performance enhancements to RelStorage, then I performed two simple speed comparisons with FileStorage using a stopwatch. I was surprised at the results. Test #2: I measured the

Re: [ZODB-Dev] How to avoid ConflictErrors in BTrees ?

2008-02-01 Thread Andreas Jung
--On 1. Februar 2008 03:03:53 -0800 Tarek Ziadé [EMAIL PROTECTED] wrote: Since BTrees are written in C, I couldn't add my own conflict manager to try to merge buckets. (and this is way over my head) But you can inherit from the BTree classes and hook your _p_resolveConflict() handler

Re: [ZODB-Dev] zodb tools for zodb as of zope 2.9.6?

2008-02-04 Thread Andreas Jung
--On 5. Februar 2008 00:57:37 + Chris Withers [EMAIL PROTECTED] wrote: Hi All, Where can I find the zodb tools (fsrefs.py, fstest.py, etc) as appropriate for the zodb that ships with Zope 2.9.6? Perhaps in a later release? 2.9.7? 2.9.8? iirc, 2.9.6 was one of the releases that

Re: [ZODB-Dev] BTree Documentation?

2008-02-12 Thread Andreas Jung
--On 12. Februar 2008 15:22:23 -0600 Kenneth Miller [EMAIL PROTECTED] wrote: Where can i find documentation on the BTree modules? All i've been able to dig up so far are simple examples and slight documentation. Does it not exist or am I just missing it? Here is something I wrote a few

Re: [ZODB-Dev] pack script for RelStorage

2008-03-27 Thread Andreas Jung
--On 27. März 2008 16:09:55 + Chris Withers [EMAIL PROTECTED] wrote: Hi Shane, How do pack a RelStorage? Is there a script or do you have to click the button in the control panel? If there are docs for this, can you point me at them? Can't you use the standard manage_pack()

Re: [ZODB-Dev] Completing ZEO authentication support

2008-04-23 Thread Andreas Jung
--On 23. April 2008 09:20:00 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: Wichert Akkerman wrote: I would like to get that fix in for Zope 2.11, which will use ZODB 3.8. Are there any objections to changing this there as well? This is a bit of a grey area between a bugfix and completing

Re: [ZODB-Dev] Completing ZEO authentication support

2008-04-23 Thread Andreas Jung
--On 23. April 2008 09:39:57 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: Andreas Jung wrote: --On 23. April 2008 09:20:00 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: AFAIK, Jim is working on major ZODB changes for ZODB 3.9. Could we move those major changes into ZODB 3.10

Re: [ZODB-Dev] Completing ZEO authentication support

2008-04-23 Thread Andreas Jung
--On 23. April 2008 09:39:57 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: Andreas Jung wrote: --On 23. April 2008 09:20:00 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: AFAIK, Jim is working on major ZODB changes for ZODB 3.9. Could we move those major changes into ZODB 3.10

Re: [ZODB-Dev] Re: Suggestion: buildout friendly relstorage

2008-04-29 Thread Andreas Jung
--On 29. April 2008 01:11:43 -0600 Shane Hathaway [EMAIL PROTECTED] wrote: Anton Stonor wrote: I'm about to give RelStorage a spin - it is looking promising. However, it would be great if the zodbconvert.py could be buildout friendly. What is needed is just to move zodbconvert.py inside

Re: [ZODB-Dev] Shared/DC/ZRDB/TM.py:_register

2008-05-13 Thread Andreas Jung
--On 13. Mai 2008 10:36:48 +0200 Vincent Pelletier [EMAIL PROTECTED] wrote: Hi. _register method of TM class in Shared/DC/ZRDB/TM.py hides all exceptions. This makes descendants of this class prone to get stuck in a registered state withtout any possibility of them to get commited. To

Re: [ZODB-Dev] Shared/DC/ZRDB/TM.py:_register

2008-05-13 Thread Andreas Jung
--On 13. Mai 2008 20:08:15 +0200 Dieter Maurer [EMAIL PROTECTED] wrote: Andreas Jung wrote at 2008-5-13 10:44 +0200: ... Is there any reason why TM._register is hiding exceptions ? Isn't the right approach for integrating a module with ZODB transactions using a ZODB DataManager

Re: [ZODB-Dev] Advice on ZODB with large datasets

2008-06-18 Thread Andreas Jung
--On 18. Juni 2008 12:03:10 -0400 [EMAIL PROTECTED] wrote: We have a large dataset of 650,000+ records that I'd like to examine easily in Python. I have figured out how to put this into a ZODB file that totals 4 GB in size. But I'm new to ZODB and very large databases, and have a few

Re: [ZODB-Dev] Blob directory structure scalability limits

2008-06-20 Thread Andreas Jung
--On 19. Juni 2008 14:31:47 +0200 Martijn Faassen [EMAIL PROTECTED] wrote: Hi there, On Thu, Jun 19, 2008 at 1:38 PM, Christian Theune [EMAIL PROTECTED] wrote: [snip] We propose to keep both implementations around and allow to select which one to use. We would extend the FileSystemHelper

Re: [ZODB-Dev] ZODB not saving sometimes

2008-06-22 Thread Andreas Jung
--On 22. Juni 2008 08:49:32 -0700 tsmiller [EMAIL PROTECTED] wrote: Gary, I have been using the ZODB for about a year and a half with a bookstore application. I am just now about ready to put it out on the internet for people to use. I have had the same problem with saving data. I have

Re: [ZODB-Dev] Locking

2008-07-02 Thread Andreas Jung
--On 2. Juli 2008 16:45:53 -0400 Joseph Turian [EMAIL PROTECTED] wrote: How do I lock zodb objects? Zope provides locking for WebDAV under the hood. Means you can not lock/unlock objects directly through the Zope UI (except the global webdav lock manager in the ZMI for _unlocking_

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Andreas Jung
--On 31. Juli 2008 18:53:18 +0100 Chris Withers [EMAIL PROTECTED] wrote: Jim Fulton wrote: The most recent releases of ZODB 3.8 have *numerous* cache-management fixes. They also lock persistent cache files so you can't corrupt them by trying to open them in multiple processes. Some of the

Re: [ZODB-Dev] what could cause this kind of cache corruption?

2008-07-31 Thread Andreas Jung
--On 31. Juli 2008 14:53:05 -0400 Fred Drake [EMAIL PROTECTED] wrote: On Thu, Jul 31, 2008 at 2:15 PM, Andreas Jung [EMAIL PROTECTED] wrote: They aren't part of the ZODB 3.8 but part of the trunk/3.9 - right? These are bug fixes, and will be included in ZODB 3.8.1. So we will see those

Re: [ZODB-Dev] ZODB fails on test

2008-08-03 Thread Andreas Jung
--On 3. August 2008 13:42:27 +0300 Malka Cymbalista [EMAIL PROTECTED] wrote: Thanks very much for your answer. We need ZODB3.4 because we are installing the Cern Document Server Indico package and this needs python 2.4 or later. We already had python 2.3.4 but we installed pythin 2.5

Re: [ZODB-Dev] Using Falcon as a future storage

2008-09-05 Thread Andreas Jung
--On 5. September 2008 03:02:28 -0300 Leonardo Santagada [EMAIL PROTECTED] wrote: Do someone knows if it would be possible to use Falcon outside mysql like BSDDB was used? If it can and has a compatible license could this be the base for a storage engine for zodb, and anyone has a guess if

Re: [ZODB-Dev] PyTables Storage

2008-11-01 Thread Andreas Jung
On 31.10.2008 22:17 Uhr, Christophe Combelles wrote: Tim Cook a écrit : Does anyone know of any work being done on a PyTables http://www.pytables.org storage? No, but I might be interested in such a thing, since I've created last year a medical data analysis software on which I encountered

Re: [ZODB-Dev] PyTables Storage

2008-11-01 Thread Andreas Jung
On 01.11.2008 13:17 Uhr, David Pratt wrote: Hi guys. repoze has package is useful for solving the transaction management issue. http://svn.repoze.org/repoze.tm2 That's basically the same as the transaction of Zope. It does not make a third-party backend automatically transaction - although

Re: [ZODB-Dev] Analyzing the committed data during one transaction

2008-11-17 Thread Andreas Jung
On 15.11.2008 16:11 Uhr, Jim Fulton wrote: On Nov 15, 2008, at 10:03 AM, Andreas Jung wrote: Hi there, is there a way to analyze the data committed during one transaction? The current usecase is Plone. A simple change to a document causes a large transaction (between 30k and 100k even

Re: [ZODB-Dev] Python 3

2008-12-05 Thread Andreas Jung
On 05.12.2008 17:15 Uhr, Adam wrote: Hi all, Is there a roadmap for getting ZODB to work on Python 3 or is that beyond the realms of possibility? Possibly, using a Python 2 ZEO server and connecting using a Python 3 ClientStorage? The general goal in the Zope world right now is to support

Re: [ZODB-Dev] Relstorage in comparison of Object Relational Mapping

2009-01-23 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 23.01.2009 17:41 Uhr, Sandra wrote: Hi, I am try to understand, why Relstorage was been create, Could you help me Shane, what was your motivations? Have you any documentation about Relstorage? and in oder side could we said that, the technic

Re: [ZODB-Dev] ZcxOracleDA

2009-03-26 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 26.03.2009 10:10 Uhr, Sandra wrote: Hello! I want to use ZcxOracleDA, i have install cx-oracle 4.4.1 and extract ZcxOracleDA into my Zope instances Products directory, but it does'nt appear in Control_panel/ Products in ZMI.

Re: [ZODB-Dev] difference between RAM and cache in ZODB

2009-03-30 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 30.03.2009 12:10 Uhr, Sandra wrote: Hello! Could someone please tell me the difference between the RAM and the Cache of ZODB? This question does not make sense to me. What do you want to know in detail? - -aj -BEGIN PGP SIGNATURE-

Re: [ZODB-Dev] upload a file of 6 MB with the function manage_upload

2009-04-01 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 01.04.2009 14:17 Uhr, Sandra wrote: Anybody knows any way to solve it ? N.B: i am using Relstorage + Oracle 10i. You might want to use the Python debugger pdb and figure out where the code hangs - either within your application or somewhere in

Re: [ZODB-Dev] ZODB browse

2009-04-25 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 25.04.2009 um 12:14 schrieb Udasi, Anurag (GE Healthcare): We are using ZODB [in Zenoss] and we would like to browse Zenoss' ZODB schema. How can we do this? Also, how can we create our own tables, etc? Any links, documentation? Thanks!

Re: [ZODB-Dev] ZODB browse

2009-04-25 Thread Andreas Jung
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Am 25.04.2009 um 12:14 schrieb Udasi, Anurag (GE Healthcare): We are using ZODB [in Zenoss] and we would like to browse Zenoss' ZODB schema. How can we do this? Also, how can we create our own tables, etc? Any links, documentation? Thanks!

Re: [ZODB-Dev] merging databases containing multidatabase references

2009-04-27 Thread Andreas Jung
On 27.04.2009 15:13 Uhr, Jim Fulton wrote: Note that ZODB 3.9 is pretty stable. We're using it in production. It is alpha mainly because Shane and I are still sorting out integration of RelStorage. Speaking of ZODB 3.9 - when do you expect going beta (I know it's done when it is done) since

Re: [ZODB-Dev] merging databases containing multidatabase references

2009-04-28 Thread Andreas Jung
On Tue, Apr 28, 2009 at 14:27, Jim Fulton j...@zope.com wrote: On Apr 28, 2009, at 1:06 AM, Andreas Jung wrote: On 27.04.2009 15:13 Uhr, Jim Fulton wrote: Note that ZODB 3.9 is pretty stable. We're using it in production. It is alpha mainly because Shane and I are still sorting out

Re: [ZODB-Dev] ZODB 3.9.0b1 released

2009-05-04 Thread Andreas Jung
On 04.05.09 21:03, Jim Fulton wrote: I've just released the first beta of ZODB 3.9. http://pypi.python.org/pypi/ZODB3/3.9.0b1 3.9 features are now frozen. I'd prefer to keep new features off of the trunk for a while to reduce the amount of merging work I have to do. :) Please try

Re: [ZODB-Dev] ZODB 3.9.0b1 released

2009-05-05 Thread Andreas Jung
I fixed this problem in Zope 2 and released Zope 2.12.0b1 with ZODB 3.9.0b1 today. Andreas On 04.05.09 21:23, Jim Fulton wrote: On May 4, 2009, at 3:09 PM, Andreas Jung wrote: On 04.05.09 21:03, Jim Fulton wrote: I've just released the first beta of ZODB 3.9. http://pypi.python.org/pypi

Re: [ZODB-Dev] zeodb limitation with zope 2.12

2009-05-14 Thread Andreas Jung
On 14.05.09 08:29, Dganit David wrote: Hi We are new to zope, We are planning a web application that saves the data of up to 1,000,000 users. This is a pointless number. The estimated total number of objects is relevant. I would like to know the limitation of zodb. Currently

Re: [ZODB-Dev] zeodb limitation with zope 2.12

2009-05-14 Thread Andreas Jung
On 14.05.09 11:59, Chris Bainbridge wrote: 2009/5/14 Dganit David dgani...@puresight.com: We are planning a web application that saves the data of up to 1,000,000 users. I would like to know the limitation of zodb. Currently we are using ClientStorage with zeo, In my

Re: [ZODB-Dev] URGENT: ZODB down - Important Software Application at CERN

2009-05-25 Thread Andreas Jung
On 25.05.09 13:44, Pedro Ferreira wrote: Hello, We're using ZODB for the Indico Project (at CERN), since 2004, without any kind of problem. However, today, our database went down and we can't find a way to recover it. This is a major issue, since we have ~4000 users depending on this

Re: [ZODB-Dev] ZODB Documentation

2009-05-26 Thread Andreas Jung
On 26.05.09 18:54, Laurence Rowe wrote: A few weeks ago I converted the ZODB/ZEO Programming Guide and a few more articles into structured text and added them to the zope2docs buildout. I've now moved them to their own buildout in svn+ssh://svn.zope.org/repos/main/zodbdocs/trunk and they

Re: [ZODB-Dev] ZODB Documentation

2009-05-26 Thread Andreas Jung
On 26.05.09 19:08, Andreas Jung wrote: On 26.05.09 18:54, Laurence Rowe wrote: A few weeks ago I converted the ZODB/ZEO Programming Guide and a few more articles into structured text and added them to the zope2docs buildout. I've now moved them to their own buildout in svn+ssh

Re: [ZODB-Dev] Transaction blocked waiting for storage

2009-06-22 Thread Andreas Jung
On 22.06.09 16:56, Pedro Ferreira wrote: Hello all, We occasionally get some messages like this in the logs: 2009-06-22T14:12:42 (30651/137.138.128.213:35787) Transaction blocked waiting for storage. Clients waiting: 1. But today we eventually got to: 2009-06-22T16:00:11

Re: [ZODB-Dev] Transaction blocked waiting for storage

2009-06-22 Thread Andreas Jung
On 22.06.09 17:37, Jim Fulton wrote: On Jun 22, 2009, at 11:31 AM, Alan Runyan wrote: On Mon, Jun 22, 2009 at 10:06 AM, Andreas Jungli...@zopyx.com wrote: On 22.06.09 16:56, Pedro Ferreira wrote: Hello all, We occasionally get some messages like this in the logs: 2009-06-22T14:12:42

Re: [ZODB-Dev] how can I get the size of ZODB.Blob object ?

2009-07-07 Thread Andreas Jung
How about seek()ing to the end of the blob and then using tell() for getting the position? Andreas On 07.07.09 15:11, KLEIN Stéphane wrote: Hi, I've take cognizance of ZODB.Blob. I think it's great tools. Know, I've one question : how can I get the size (in octet) of Blob object ? f

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