Am Montag 25 August 2008 22:37:47 schrieb Michael Bayer:
On Aug 25, 2008, at 12:22 PM, Hermann Himmelbauer wrote:
Hi,
I'm wondering if the following is possible with mappers:
I have two tables A and B, whereas B is referenced by A. What I need
is a
special mapper for A that returns
Am Dienstag 26 August 2008 01:41:20 schrieb David Gardner:
I think what you might want to do is something like this:
a_query=select([a_table,b_table],
b_table.c.sometext!='NOTHISONE').alias('a_query')
mapper(AObject, q_query)
Interesting, thanks - yes, that might a solution, although, if I
thats a bug which was fixed post 0.4.7p1. Its in trunk and is for
0.4.8.
Great!
And back to the mapper properties. As I found it always do a
polymorphic_fetch=select-like query when dealing with mapper properties
referencing a polymorphic base. This is not very efficient. I would
prefer an
Hi all,
I have 2 tables:
- info (id: integer, cfg: integer)
- info_with_error (id:integer, cfg: varchar(32))
I'd like to check the query before inserting into table. For instance:
if I build this query:
INSERT INTO info VALUES(STRING)
I d like to catch the warning generated during the
Hello,
I have created a manual and give example on how to use sqlalchemy and
openoffice together to create documents. The code shows you how to use
openoffice as a document template and fill in the data from the
database. I basically use Find and Replace function of openoffice to
do the template
I have created a manual and give example on how to use sqlalchemy and
openoffice together to create documents. The code shows you how to use
openoffice as a document template and fill in the data from the
database. I basically use Find and Replace function of openoffice to
do the template
Uhoh, I had a little typeo, also I believe the join condition may need
to be part of the select statement, the two conditions probably should
be a list, and then you may need to specify the primaryjoin in the
mapper as well.
give this a try:
a_query=select([a_table,b_table],
Dear list...
I'm on a documentation frenzy now in my current Pylons project. And I'm
using Sphinx for that purpose. All my controllers and helper functions are
documented automatically. Great. Unfortunately Sphinx fails to create
module documentation for my models. I'm staying close to the
On Aug 23, 2:11 am, OKB [EMAIL PROTECTED] wrote:
... let's say I have a table with columns Firstname, Lastname,
and Income. What I'd like is to get query results where the columns
are Firstname, Lastname, Income, sum of incomes of everyone with this
Firstname, sum of incomes of everyone with
* Lukasz Szybalski [2008-08-26 18:04 +0200]:
Hello,
Hello,
I have created a manual and give example on how to use sqlalchemy and
openoffice together to create documents. The code shows you how to use
openoffice as a document template and fill in the data from the
database. I basically use
Hi, I am trying get a count for a query but it errors out with
following message:
Page handler: bound method Root.index of harvest.controllers.Root
object at 0x018444B0
Traceback (most recent call last):
File c:\python25\lib\site-packages\cherrypy-2.3.0-py2.5.egg\cherrypy
\_cphttptools.py,
I just started playing with sqlalchemy. At the moment I am working
with one database, but properly I need to work with severall database
at the same time, but I want to work in such a way, that I do not need
to know in which database a certain table resides.
Is this possible?
For example it
Hi all,
I'm using Elixir SQLAlchemy to manage some entities, it's going
quite well. However, I just realize that when I was deleting my
parents entities, my sons entites were not deleted. The're might be
something I didn't get quite well, so that's why I'm requiring some
help...
Let's say I
In fact, I think I figured it out how it was working... but I still
get this error:
class 'sqlalchemy.exceptions.AssertionError': Dependency rule tried
to blank-out primary key column 'default_sections.section_id' on
instance '[EMAIL PROTECTED]'
It appears that it tries to set my foregin key in
Ok, so I was going to try and implement a solution using the method
discussed here, but ran into a problem b/c I am using Elixir objects
and not declaring the tables directly. Can I still use this method?
How do I get the table references from the Elixir objects?
Thanks.
On Aug 22, 1:48 pm,
On Aug 26, 2008, at 9:56 AM, Cecil Westerhof wrote:
And this does what it should do. So I expect that the engine is
fetched out of Gewicht.
First I had:
for row in engine.execute('SELECT MIN(gewicht) AS gewicht '
', MIN(vet) AS vet '
On Aug 26, 2008, at 6:08 PM, Alex Mathieu wrote:
Let's say I have two classes:
class PublicationElement(Entity):
using_options(tablename='publication')
sections = OneToMany('SectionElement')
covers = OneToMany('PublicationCoverElement')
publication_id = Field(Integer,
On Aug 26, 2008, at 8:24 AM, ml wrote:
thats a bug which was fixed post 0.4.7p1. Its in trunk and is for
0.4.8.
Great!
And back to the mapper properties. As I found it always do a
polymorphic_fetch=select-like query when dealing with mapper
properties
referencing a polymorphic
On Aug 26, 2008, at 5:14 AM, menuge wrote:
Hi all,
I have 2 tables:
- info (id: integer, cfg: integer)
- info_with_error (id:integer, cfg: varchar(32))
I'd like to check the query before inserting into table. For instance:
if I build this query:
INSERT INTO info VALUES(STRING)
I d
Try putting the cascade=all, delete, delete-orphan on OneToMany side of
the Relationship.
On Wed, Aug 27, 2008 at 9:05 AM, Michael Bayer [EMAIL PROTECTED]wrote:
On Aug 26, 2008, at 6:08 PM, Alex Mathieu wrote:
Let's say I have two classes:
class PublicationElement(Entity):
On Aug 26, 5:14 am, menuge [EMAIL PROTECTED] wrote:
I have 2 tables:
- info (id: integer, cfg: integer)
- info_with_error (id:integer, cfg: varchar(32))
I'd like to check the query before inserting into table. For instance:
INSERT INTO info VALUES(STRING)
If my query has an error, i put
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