try it!


Kent <jkentbo...@gmail.com> wrote:

> So, in 0.7 expression.py has a non-public, underscored "class _FromGrouping" 
> instead of the public "class FromGrouping"
> 
> That should be just fine to use, correct?
> 
> 
> On Wednesday, January 21, 2015 at 3:56:12 PM UTC-5, Michael Bayer wrote:
> wow that is awful, how often do I fix a full blown bug, even write tests for 
> it, and don’t put anything in the changelog, no bug report or anything. 
> 
> You can probably patch it to 0.8.  Not sure about 0.7, but if 0.7 doesn’t 
> have FromGrouping there should still be some similar concept that can be 
> tested for here.    I’m not maintaining either except for security issues 
> back to 0.8.  there’s a new website section coming soon that will show this 
> stuff. 
> 
> 
> 
> Kent <jkent...@gmail.com> wrote: 
> 
> > Here it is: 
> > 
> > commit 85368d25ed158c85bd19f4a63400884ab1cda26a 
> > Author: Mike Bayer <m...> 
> > Date:   Sat Jun 8 18:54:14 2013 -0400 
> > 
> >     get nested joins to render on oracle 8 
> > 
> > 
> > 
> > Sounds like the right commit notes.  You still maintaining 0.8?  Should 
> > that change be patchable in 0.7?   
> > 
> > 
> > On Wednesday, January 21, 2015 at 1:13:21 PM UTC-5, Michael Bayer wrote: 
> > 
> > 
> > Kent <jkent...@gmail.com> wrote: 
> > 
> > > Mike, 
> > > 
> > > When using use_ansi=False for Oracle (8) in conjunction with 
> > > joinedload-ing an inline view property, SQLAlchemy-0.8.7 renders an inner 
> > > join instead of an outer join.  This has been fixed in SQLAlchemy-0.9.0, 
> > > but, as I'm not prepared for the migration yet, I was hoping and failing 
> > > to find the bug ticket and hopefully a patch.  Do you know when/where 
> > > this was fixed and whether the fix would be patch'able in 0.7 or at least 
> > > 0.8? 
> > > 
> > > The attached script runs on 0.9.0+ but the assertion fails on 0.8.7. 
> > > 
> > > The only difference in SQL output is the outer join "(+)": 
> > > 
> > > SELECT products.productid AS products_productid, anon_1.productid AS 
> > > anon_1_productid, anon_1.siteid AS anon_1_siteid, anon_1.qty AS 
> > > anon_1_qty 
> > > FROM products, (SELECT inventory.productid AS productid, inventory.siteid 
> > > AS siteid, sum(inventory.qty) AS qty 
> > > FROM inventory GROUP BY inventory.productid, inventory.siteid) anon_1 
> > > WHERE anon_1.productid(+) = products.productid ORDER BY anon_1.siteid 
> > > 
> > > Interestingly, use-ansi=True correctly renders "LEFT OUTER JOIN" in 0.8.7 
> > > but it fails to render as an outer join with use-ansi=False. 
> > > 
> > > Thanks for you time and exceptional software, 
> > > Kent 
> > > 
> > 
> > 
> > no specific fixes are logged, however 
> > http://docs.sqlalchemy.org/en/rel_0_9/changelog/migration_09.html#many-join-and-left-outer-join-expressions-will-no-longer-be-wrapped-in-select-from-as-anon-1
> >  refers to a very large change in how the ORM decides to join things.    
> > That would cause some kinds of joinedloads to render differently , which 
> > would impact how (+) comes out as well, but i wouldn’t think it would have 
> > the effect that the missing (+) is the only change, it would be more than 
> > that. 
> > 
> > So I have no better idea than you, so the method I’d do is just to git 
> > bisect (http://git-scm.com/docs/git-bisect) through revisions until you 
> > find the fix.  If it’s a big merge revision, I can look into it to find 
> > something specific, but if you can get me a rev ID that would be a good 
> > start. 
> > 
> > 
> > 
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