[Zope-dev] Trying to understand the nuances of a VerboseSecurity report ..

2003-02-20 Thread Jean Jordaan
Hi all (and Shane in particular :) I'm triggering this error: Unauthorized: The owner of the executing script is defined outside the context of the object being accessed. Access to 'basic' of (License_PropertySheetsClass instance at e204528) denied. Access requires

Re: [Zope-dev] Zope 2.5.1 with ZEO 2.0.2

2003-02-20 Thread Chris Withers
Brian R Brinegar wrote: Hello, We are trying to upgrade the ZEO component of our Zope 2.5.1 system from ZEO 1.0 to ZEO 2.0.2. We are using Python 2.1.3, everything is compiled from source. I'm pretty sure ZEO 2 requires Zope 2.6.x... cheers, Chris

Re: [Zope-dev] RDF Musings and TinyTables

2003-02-20 Thread Lukasz Racon
I just read the RDF article published here: http://www.xml.com/pub/a/2003/02/12/rdflib.html I've understood the mechanics of RDF for a while, but never understood what makes it better than what we already have. Now I think I get it: RDF theory is a new kind of database abstraction. It is

Re: [Zope-dev] RDF Musings and TinyTables

2003-02-20 Thread Shane Hathaway
Lukasz Racon wrote: I just read the RDF article published here: http://www.xml.com/pub/a/2003/02/12/rdflib.html I've understood the mechanics of RDF for a while, but never understood what makes it better than what we already have. Now I think I get it: RDF theory is a new kind of database

Re: [Zope-dev] Trying to understand the nuances of a VerboseSecurityreport ..

2003-02-20 Thread Shane Hathaway
Jean Jordaan wrote: All I can think is that that object 'basic' lacks context for some reason (i.e. lacks an acquisition wrapper?). I can't think why it lacks context .. we use that idiom all over the app, and don't normally get any problems. That's all I can think of also. Try examining

Re: [Zope-dev] Re: Bare except dangerous to ZODB?

2003-02-20 Thread Jeremy Hylton
On Wed, 2003-02-12 at 04:23, Toby Dickenson wrote: On Tuesday 11 February 2003 5:21 pm, Jeremy Hylton wrote: On Tue, 2003-02-11 at 12:10, Shane Hathaway wrote: I'd like to do the transaction states, because it would keep the code in zodb3 and zodb4 similar. There are application-level

Re: [Zope-dev] Re: Bare except dangerous to ZODB?

2003-02-20 Thread Toby Dickenson
On Thursday 20 February 2003 5:17 pm, Jeremy Hylton wrote: There are application-level reasons to mark a transaction as doomed, and I would like to keep *that* code looking similar ;-). The transaction states approach would work in that context too, right? Here's a late answer: If an

[Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Paul Everitt
Good grief, how did I miss this!! Shane Hathaway wrote: I just read the RDF article published here: http://www.xml.com/pub/a/2003/02/12/rdflib.html Yes indeed, that is a very good article. I've understood the mechanics of RDF for a while, but never understood what makes it better than

Re: [Zope-dev] Re: Bare except dangerous to ZODB?

2003-02-20 Thread Jeremy Hylton
On Thu, 2003-02-20 at 13:33, Toby Dickenson wrote: On Thursday 20 February 2003 5:17 pm, Jeremy Hylton wrote: There are application-level reasons to mark a transaction as doomed, and I would like to keep *that* code looking similar ;-). The transaction states approach would work in

[Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Shane Hathaway
Paul Everitt wrote: Shane Hathaway wrote: I've understood the mechanics of RDF for a while, but never understood what makes it better than what we already have. Now I think I get it: RDF theory is a new kind of database abstraction. It's similar to a relational database in that you put

[Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Paul Everitt
On jeudi, fév 20, 2003, at 22:15 Europe/Paris, Shane Hathaway wrote: [snip] With all this in mind, I just studied my Mozilla mimeTypes.rdf file again. At first, this file looks nasty. I've only defined handlers for two mime types, application/pdf and application/x-zope-edit, yet the

Re: [Zope-dev] RDF Musings and TinyTables

2003-02-20 Thread Tim Hoffman
Hi Shane In case your not aware Chandler OSAfoundation is basing their new PIM on RDF/ZODB/Python etc... if you haven't already it might be worth having a look at how they see RDF fitting into the picture. http://www.osafoundation.org/Chandler_rel._0.1.htm See ya Tim On Wed, 2003-02-19 at

Re: [Zope-dev] RDF Musings and TinyTables

2003-02-20 Thread Shane Hathaway
On 02/20/2003 09:06 PM, Tim Hoffman wrote: In case your not aware Chandler OSAfoundation is basing their new PIM on RDF/ZODB/Python etc... if you haven't already it might be worth having a look at how they see RDF fitting into the picture. http://www.osafoundation.org/Chandler_rel._0.1.htm

Re: [Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Craeg K Strong
Paul Everitt wrote: On jeudi, fév 20, 2003, at 22:15 Europe/Paris, Shane Hathaway wrote: - RDF is hard to read, but legibility by humans isn't its primary focus. It's more concerned with providing a way to declare any relationship about anything. Right. That's what the graph tool at the

Re: [Zope-dev] RDF Musings and TinyTables

2003-02-20 Thread Tim Hoffman
Hi Shane Below is a posting from David McCusker who is working on the backedn of Chandler. === From: Rys (David) McCusker [EMAIL PROTECTED] Subject: Re: repository access protocol Re: [Design] Knowing when you've read Tim

Re: [Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Paul Everitt
On Friday, Feb 21, 2003, at 04:16 Europe/Paris, Craeg K Strong wrote: Paul Everitt wrote: On jeudi, fév 20, 2003, at 22:15 Europe/Paris, Shane Hathaway wrote: - RDF is hard to read, but legibility by humans isn't its primary focus. It's more concerned with providing a way to declare any

[Zope-dev] Re: RDF Musings and TinyTables

2003-02-20 Thread Paul Everitt
Shane Hathaway wrote: On 02/20/2003 09:06 PM, Tim Hoffman wrote: In case your not aware Chandler OSAfoundation is basing their new PIM on RDF/ZODB/Python etc... if you haven't already it might be worth having a look at how they see RDF fitting into the picture.

Re: [Zope-dev] [BUG] Quadratic ZODB bloat caused by PathIndex

2003-02-20 Thread Andreas Jung
--On Donnerstag, 20. Februar 2003 08:05 +0100 Dieter Maurer [EMAIL PROTECTED] wrote: Zope 2.5.1 A PathIndex maps (pathsegment,level) onto the IISet of document ids with pathsegment at level in their path. An IISet is a single persistent object, written as a whole to the ZODB. Its size is

Re: [Zope-dev] Trying to understand the nuances of a VerboseSecurity report ..

2003-02-20 Thread Toby Dickenson
On Thursday 20 February 2003 11:38 am, Jean Jordaan wrote: All I can think is that that object 'basic' lacks context for some reason (i.e. lacks an acquisition wrapper?). I can't think why it lacks context .. we use that idiom all over the app, and don't normally get any problems. You need