一首诗 wrote:
> Hi all,
>
> Recently I am studying some python ORM libraries, such as sqlalchemy.
>
> These are very powerful technologies to handle database. But I think
> my project are not complicated to enough to benefit from a complete
> ORM system.
>
> What I really want, is some easy ways to
一首诗 schrieb:
Hi all,
Recently I am studying some python ORM libraries, such as sqlalchemy.
These are very powerful technologies to handle database. But I think
my project are not complicated to enough to benefit from a complete
ORM system.
What I really want, is some easy ways to load data fr
On Feb 17, 1:27 pm, 一首诗 wrote:
> Hi all,
>
> Recently I am studying some python ORM libraries, such as sqlalchemy.
>
> These are very powerful technologies to handle database. But I think
> my project are not complicated to enough to benefit from a complete
> ORM system.
>
> What I really want, i
Thanks for your reply.
With sqlalchemy, an mapped must living in a session, you have no way
to disconnect it with its session.
For example :
#-
user = session.query(User).first()
session.expunge(user)
print user.name #Error here
#
On Feb 17, 8:15 am, 一首诗 wrote:
> Thanks for your reply.
>
> With sqlalchemy, an mapped must living in a session, you have no way
> to disconnect it with its session.
>
> For example :
>
> #-
> user = session.query(User).first()
> session.expunge(user)
> print us
On Tue, 2009-02-17 at 06:15 -0800, 一首诗 wrote:
> Thanks for your reply.
>
> With sqlalchemy, an mapped must living in a session, you have no way
> to disconnect it with its session.
>
> For example :
>
> #-
> user = session.query(User).first()
> session.expung
On Feb 17, 2009, at 7:27 AM, 一首诗 wrote:
Hi all,
Recently I am studying some python ORM libraries, such as sqlalchemy.
These are very powerful technologies to handle database. But I think
my project are not complicated to enough to benefit from a complete
ORM system.
What I really want, is s
Philip Semanchuk wrote:
[... snip comments on SqlAlchemy which could likewise apply
to other similar offerings ...]
I don't intend this as a criticism of SqlAlchemy. On the contrary I am
impressed by what it does. But I often see people promoting ORM as the
solution to all database access prob
Philip Semanchuk wrote:
> In short, I gather that others on this list are a lot more fond of
> SqlAlchemy and ORMs in general than I am. Granted, my experience is
> very limited. I tried to integrate SqlAlchemy in one project,
> struggled for a long time to express how I wanted my tables joined,
>
On 2009-02-17 10:52, andrew cooke wrote:
Philip Semanchuk wrote:
In short, I gather that others on this list are a lot more fond of
SqlAlchemy and ORMs in general than I am. Granted, my experience is
very limited. I tried to integrate SqlAlchemy in one project,
struggled for a long time to expre
> So is there some libraries like that?
I always use a DB-API implementation for the database I use,
i.e. psycopg/psycopg2.
Named tuples are really easy to provide:
class NamedTuple:
def __init__(self, names, values):
for name, value in izip(names, values):
setattr(self, name, valu
On Feb 18, 3:10 am, Robert Kern wrote:
> Its public image definitely suffers from the impression that it's "an ORM"
> that
> can be compared on equal terms with packages that actually are just ORMs. I
> describe it as a very powerful toolkit for solving a wide variety of problems
> involving SQL
On Feb 17, 5:35 pm, Philip Semanchuk wrote:
>
> I don't intend this as a criticism of SqlAlchemy. On the contrary I am
> impressed by what it does. But I often see people promoting ORM as the
> solution to all database access problems, and I certainly don't feel
> like it is.
I am also not
On 2009-02-17 13:27, 一首诗 wrote:
> Hi all,
>
> Recently I am studying some python ORM libraries, such as sqlalchemy.
>
> These are very powerful technologies to handle database. But I think
> my project are not complicated to enough to benefit from a complete
> ORM system.
>
> What I really want
On Feb 17, 10:28 pm, alex23 wrote:
> On Feb 18, 3:10 am, Robert Kern wrote:
>
> > Its public image definitely suffers from the impression that it's "an ORM"
> > that
> > can be compared on equal terms with packages that actually are just ORMs. I
> > describe it as a very powerful toolkit for sol
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