My current solution is to rely on `replace_selectable` but it's not particularly robust.
On Mon, Sep 22, 2014 at 1:30 PM, Michael Bayer <mike...@zzzcomputing.com> wrote: > there’s no magic on that one, you’d need to probably write some routine > that digs into each select() and does what you need, looking at > stmt._whereclause and whatever else you want to pull from each one and then > build up a new select() that does what you want. The introspection of a > Select object is semi-public at this point but basic things like > where/order_by etc. are directly available if you take a peek at the source. > > > > > On Sep 22, 2014, at 1:26 PM, Matthew Rocklin <mrock...@gmail.com> wrote: > > Thanks for the response Michael. > > If you're interested, a follow-up question. > > > http://stackoverflow.com/questions/25979620/sqlalchemy-join-expressions-without-nesting > > On Friday, September 19, 2014 10:21:05 AM UTC-4, Michael Bayer wrote: >> >> its at the bottom but i didn’t go through the effort to make an example…. >> >> On Sep 19, 2014, at 9:50 AM, Matthew Rocklin <mroc...@gmail.com> wrote: >> >> Inner_columns ended up being the solution on stack-overflow. The current >> answer that provides this is somewhat convoluted though. >> >> If you wanted to say exactly what you just said on SO I'd be happy to >> mark it as correct for future reference. >> >> On Fri, Sep 19, 2014 at 9:49 AM, Michael Bayer <mik...@zzzcomputing.com> >> wrote: >> >>> you use with_only_columns but the columns you place into it must come >>> from that list that was sent to the select() originally, and *not* the >>> exported columns of the select itself. >>> >>> You either have to hold onto these columns externally, or get at them >>> via the select.inner_columns accessor. >>> >>> >>> >>> On Sep 19, 2014, at 6:30 AM, Matthew Rocklin <mroc...@gmail.com> wrote: >>> >>> How can I reorder the columns in a SQLAlchemy query object without >>> causing undue nesting? >>> >>> I've asked this question with an example on StackOverflow. Thought I'd >>> advertise it here as well. Please let me know if this is not preferred. >>> >>> >>> http://stackoverflow.com/questions/25914329/rearrange- >>> columns-in-sqlalchemy-select-object >>> >>> >>> Best, >>> >>> -Matthew >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "sqlalchemy" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to sqlalchemy+...@googlegroups.com. >>> To post to this group, send email to sqlal...@googlegroups.com. >>> Visit this group at http://groups.google.com/group/sqlalchemy. >>> For more options, visit https://groups.google.com/d/optout. >>> >>> >>> >>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "sqlalchemy" group. >>> To unsubscribe from this topic, visit https://groups.google.com/d/ >>> topic/sqlalchemy/OxowS9BhAKE/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> sqlalchemy+...@googlegroups.com. >>> To post to this group, send email to sqlal...@googlegroups.com. >>> Visit this group at http://groups.google.com/group/sqlalchemy. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "sqlalchemy" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to sqlalchemy+...@googlegroups.com. >> To post to this group, send email to sqlal...@googlegroups.com. >> Visit this group at http://groups.google.com/group/sqlalchemy. >> For more options, visit https://groups.google.com/d/optout. >> >> >> > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sqlalchemy+unsubscr...@googlegroups.com. > To post to this group, send email to sqlalchemy@googlegroups.com. > Visit this group at http://groups.google.com/group/sqlalchemy. > For more options, visit https://groups.google.com/d/optout. > > > -- > You received this message because you are subscribed to a topic in the > Google Groups "sqlalchemy" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/sqlalchemy/OxowS9BhAKE/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > sqlalchemy+unsubscr...@googlegroups.com. > To post to this group, send email to sqlalchemy@googlegroups.com. > Visit this group at http://groups.google.com/group/sqlalchemy. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sqlalchemy+unsubscr...@googlegroups.com. To post to this group, send email to sqlalchemy@googlegroups.com. Visit this group at http://groups.google.com/group/sqlalchemy. For more options, visit https://groups.google.com/d/optout.
