Yes, Ian, it works, :-)
thank you
j
Ian Kelly wrote:
On Fri, Dec 3, 2010 at 4:08 AM, jo jose.soa...@sferacarta.com wrote:
Hi all,
I'm trying to write a GROUP BY query grouped by a function (to_char) using a
variable format, which could be 'yy' or ''
as in:
sql=session.query(
What if your query already has a join yet you need to add another WHERE
clause to the join? This fails with This query already has a join for Table
xxx. Any way to modify your join to a query after you join it?
--
Thadeus
On Wed, Dec 1, 2010 at 8:08 AM, Michael Bayer
To the ON clause ? you'd need to find the join() and surgically replace its
on clause, which again likely has issues in more complex cases, such as if
any kind of aliasing is going on, joined table inheritance in use, etc.
I'll reiterate that this is not the way I'd be approaching this
one option would be to add the expression to your model as a column_property
This is unfortunately not an option as this extra column compiles it's
value from the values of more than one model.
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I found that it's really as easy as using query.add_columns(). My
problem was caused by my not reading the documentation properly and
trying to use a list in the add_columns() method instead of just
positional arguments.
one option would be to add the expression to your model as a
Is there a way to add a column to a Query object to be used elsewhere
in the query, but prevent it from being listed in the result of the
Query?
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