You're right. These two queries work fine. However, I don't have access to
`location.c.id` which is why I hoped to be able to use attributes of
`query`.
I've copied the example out of a bigger program which mixes Core and ORM
features (hence the use of sessionmaker).
On Thursday, August 29, 2013 1:32:29 PM UTC+10, Jonathan Vanasco wrote:
>
>
> this looks a little weird to me, because it seems like you're using parts
> of the ORM (namely sessionmaker) and the rest is the Engine.
>
> anyways, you want to address the `table.column`; the results don't exist
> yet.
>
> you can print out any query whenever you'd like
>
> below are 2 ways to generate the query ( i stripped the db , and just
> print it for you )
>
> -------
>
> from sqlalchemy import Table, Column, Integer, String, MetaData,
> ForeignKey , Sequence , Boolean
> metadata = MetaData()
>
> from sqlalchemy import create_engine
> from sqlalchemy.orm import sessionmaker
>
> from sqlalchemy.sql.expression import select
>
> location = Table('location', metadata,
> Column('id', Integer, Sequence('seq_location_id')),
> Column('name', String(256), nullable=False),
> Column('domestic', Boolean, default=False),
> )
>
>
> def test_append_whereclause_1():
> query = select(
> columns=[location.c.id.label('id')],
> from_obj=location,
> whereclause=location.c.id>50
> )
> query.append_whereclause(location.c.id < 100)
> print query
>
> def test_append_whereclause_2():
> query = select(
> columns=[location.c.id.label('id')],
> from_obj=location,
> whereclause=location.c.id>50
> ).where(location.c.id < 100)
> print query
>
>
> test_append_whereclause_1()
> test_append_whereclause_2()
>
>
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