try calling self_group() on each select object. On Dec 5, 2008, at 3:55 PM, Bo Shi wrote:
> > Hi all, > > There appear to be some nuances to using order by statements with set > operations like unions in MySQL but the following is allowed*: > > (SELECT a,b from DBA.tbl ORDER BY b LIMIT 5) > UNION ALL > (SELECT a,b from DBB.tbl ORDER BY b LIMIT 5) > ORDER BY b > > When I attempt to generate such a statement with: > > union_all(*list_of_select_objs), > > The SQL generated lacks parentheses around the SELECT statements (in > addition to dropping the order by clauses, but that appears to be > expected behavior). Is there a way to put the parentheses in? > > > *just an example, the query i've written is meaningless/useless :-) > > > -- > Bo Shi > 207-469-8264 > > > --~--~---------~--~----~------------~-------~--~----~ 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 [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---