Re: inserting aggregates in one transaction

2006-05-30 Thread Ian Holsman
On 30/05/2006, at 4:43 PM, Shaun Cutts wrote: > > Ian, > > Thanks. Your code looks concise, but a bit mysterious (maybe it's > the time > of night). Is this a way to get extra events triggered in a db > transaction, > or is it just inside a single web request? > just inside a single web requ

RE: inserting aggregates in one transaction

2006-05-29 Thread Shaun Cutts
Ian, Thanks. Your code looks concise, but a bit mysterious (maybe it's the time of night). Is this a way to get extra events triggered in a db transaction, or is it just inside a single web request? As far as I can tell, you don't seem to be insisting on having one transaction; if you are, are y

Re: inserting aggregates in one transaction

2006-05-29 Thread Ian Holsman
Hi Shaun. I've done something similar to this using the dispatcher. in http://svn.zyons.python-hosting.com/trunk/zilbo/common/forum/ models.py (at the VERY bottom) I use the signals to update summary tables .. I'm using pre_save.. but you should be able to get what you need with the post_sav

inserting aggregates in one transaction

2006-05-29 Thread shaunc
Hello, I tried using @transaction.commit_on_success to insert an object whose pieces are in (sub)tables. Conceptually, this should all be part of one transaction. However, django doesn't have the new id available, and so the operation fails (it tries to use "null" for the foreign key in the subt