On Sep 22, 2009, at 11:09 AM, Mike Driscoll wrote:
> > Hi, > > When I run a simple query like this: > > qry = session.query(CheckHistory) > qry = qry.filter(and_(CheckHistory.CHECK_DATE >= '1/1/2007', > CheckHistory.CHECK_DATE <= > '1/1/2008')) > res = qry.all() > > I get one CheckHistory row and a None. If I run the echoed SQL code in > my database's query analyzer, I get almost 5000 results. Last Friday, > this worked just fine. However, over the weekend, we upgraded from MS > SQL Server 2000 to 2005. I don't see how this could have messed up > SqlAlchemy, but something weird is going on here. > > Does anyone have any hints for troubleshooting this? > > I am using SqlAlchemy 0.5.6 on Windows XP with Python 2.5. turn on echo='debug' on your engine and watch the SQL statements and results. Also query(SomeClass).<criterion>.all() is not capable of returning "None" within the result list - it only returns entities or an empty list. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com To unsubscribe from this group, send email to sqlalchemy+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
