This is a duplicate of my stackoverflow question --
http://stackoverflow.com/questions/5602918/postgresql-select-null-values-in-sqlalchemy
Basically I have a (PostgreSQL) table --
test= create table people (name varchar primary key, marriage_status
varchar) ;
test= insert into people values
Use
people.married_status == None
to check for NULL
--
Mike Conley
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Hello everyone!
I have an application with Users and UserGroups... The users have
certain permissions to do stuff in the application depending on the
UserGroup they belong to. The relationship is as follows:
--
class User(BaseClass.BaseClass, Database.Base):
HI Michael ,
Thanks for your reply,this is my table creation query without any
quoted variables
CREATE TABLE AUTOLOAD_TEST
(
ID INTEGER
, FIRST_NAME VARCHAR(20)
);
this is my connect_sqlalchemy.py script
++
from sqlalchemy import
Not sure I understand the use case example.
With these tables, doesn't the act of an administrator unassigning a user
from its UserGroup set the group id column to NULL? If so, doesn't that
effectively remove all the permissions because there is no longer a
connection between the user and the
Unassigning a user from its userGroup, indeed, puts the UserGroup in
that user to NULL. But it turns out that the entity that controls the
permissions is a third thing. That thing takes some fields of the
User class (id, name...) and generates an instance of a third object
which is in charge of
On Sat, Apr 9, 2011 at 10:32 PM, Hector Blanco white.li...@gmail.comwrote:
Unassigning a user from its userGroup, indeed, puts the UserGroup in
that user to NULL. But it turns out that the entity that controls the
permissions is a third thing. That thing takes some fields of the
User class
