Re: [SQLObject] Preparing for 0.4

[Ian B. <ia...@co...>]

On Tue, 2003-04-22 at 23:48, Peter Wilkinson wrote:
[snip]
> The autoCommit=1 and the pooling conditional is just copied directly 
> from PostgresConnection, SQLite supports transactions so I presume that 
> for the same reasons this is needed.

Okay, applied to CVS.

> I changed how it deals with getting a connection so that code like the 
> following will work without needing to turn the results into lists, 
> really any code where you have database access inside loops like this 
> not just deletes.
> 
> users = User.select('all')
> for i in users:
>      for ul in u.userLocations:
>          ul.destroySelf()
> 
> SQLite + Python only supports one connection at a time. In my 
> understanding the select loop should be able to run in a different 
> connection to the delete as SQLite only locks when changing the db. I'm 
> trying to find out exactly where the oddness is happening.
> 
> Can you see any problems with doing this?

Yes, that seems to work.  I don't know enough about the SQLite and
concurrency to really know, but if it works then its fine with me.

I wonder if it works okay with transactions...

  Ian