unfortunately it requires a bugfix, r4031:
s = select([(func.max(task.c.sequence)
+100).label('value')]).union(select([literal(100.0).label('value')]))
print select([func.max(s.c.value)])
On Jan 8, 2008, at 4:37 PM, Jonathan LaCour wrote:
>
> I have been banging my head against the wall for a little bit
> attempting to translate this SQL:
>
> SELECT max(value) FROM (
> SELECT max(sequence)+100 as value FROM task
> UNION
> SELECT 100.0 as value
> )
>
> into an SQLAlchemy expression that I can embed into an INSERT.
> Should I just go ahead an use text() rather than bother with
> attempting to construct this using an SQLAlchemy expression?
>
> (Yes, I know that this is gross...)
>
> --
> Jonathan LaCour
> http://cleverdevil.org
>
>
> >
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