Thank you Michael, I think sometimes I am blind xD
Regards
El miércoles, 15 de abril de 2015, 15:13:38 (UTC+2), Michael Bayer escribió:
On 4/15/15 6:52 AM, Juan Antonio Ibáñez wrote:
Hello,
I have dozens of queries filtering DateTime columns but I have got
one I don't know why
Hello,
I have dozens of queries filtering DateTime columns but I have got one I
don't know why it doesn't work. I have:
---
q = DBSession.query(func.sum(RecargaCredito.importe), Local.nombre)\
.join((Local, RecargaCredito.locales_id == Local.id))
fl_desde =
Hello,
I am using Sqlalchemy under Turbogears and I'd like to know which is the
best way to customize column to string conversion of a DateTime column. I
need to do it in an automatic way instead having to format it before
showing.
Regards
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El 04/06/12 16:37, Michael Bayer escribió:
On Jun 1, 2012, at 12:30 PM, Antonio Beamud Montero wrote:
El 01/06/12 16:59, Michael Bayer escribió:
@appender needs to be a method that just accepts a mapped object to be added to
the collection. then, @internally_instrumented is needed
Hi all:
I'm trying to implement a permission system usign polymorphic
associations. In my example only one object has permissions associated
(ULine).
The problem is trying to use a mapping with permission names as keys,
and values Permission objects with a 1:1 user relation.
A complete
)
@collection.remover
def _remove(self, perm):
self[perm.permission].remove(perm)
@collection.iterator
def __iter__(self):
for vals in self.itervalues():
for perm in vals:
yield perm
On Jun 1, 2012, at 9:38 AM, Antonio Beamud Montero wrote:
Hi
El 01/06/12 16:59, Michael Bayer escribió:
@appender needs to be a method that just accepts a mapped object to be added to
the collection. then, @internally_instrumented is needed to prevent the
collections system from placing additional insturmentation on standard methods
like __setitem__.
Hello
I am joining one table with itself so I am using alias as:
alias_usuarios1 = aliased(Usuario)
alias_usuarios2 = aliased(Usuario)
usuarios = DBSession.query(alias_usuarios1,
alias_usuarios2.nombre).filter(alias_usuarios1.resellers_id ==
alias_usuarios2.id)
Hello!
I am dealing with Turbogears and SQL Alchemy. I need to make one
import from a CSV file to a MySQL DB. I need also to controll which
rows fails on import. I am working with the next code inside a loop:
try:
session.begin(subtransactions=True)
Hi all:
I'm trying to generate a intersect statement with variable argument
list, I've tried something like:
...
ltags = ['news', 'publicity']
s = select([tags.c.channel], tags.c.tag == ltags[0])
for tag in ltags[1:]:
s.intersect(select([tags.c.channel], tags.c.tag ==
Alex Brasetvik escribió:
On Dec 9, 2009, at 12:41 , Antonio Beamud Montero wrote:
s.intersect(select([tags.c.channel], tags.c.tag == tag))
This is returning a new select which is the intersection --- which you are
throwing away. It is *not* modifying s in-place.
You
Hi all:
I'm using only sqlalchemy sql expression language, and in documentation
appears that transactions objects are not thread safe.. Need I to
implement a decorator like this?
def transactional(fn):
def transact(self, *args):
c = self.engine.connect()
lock.acquire()
hi all,
I've partition a table in PostgreSQL, with rules on UPDATE, DELETE and INSERT.
When I INSERT a row, ok, but when i UPDATE a row, the program raise:
ConcurrentModificationError: Updated rowcount 0 does not match number of
objects updated 1
I know that when i use a RULE the command
* mercoledì 13 giugno 2007, alle 09:15, Michael Bayer wrote :
SQLAlchemy's ORM relies upon cursor.rowcount after an UPDATE or
DELETE to get the number of rows affected. Why exactly does your rule
cause this to fail ?
because is a 'INSTEAD RULE' the base table 'prev' has no row ...
* sabato 20 gennaio 2007, alle 02:57, exhuma.twn wrote :
Sorry,
but I don't understand how create, insert or select data with the array
field in postgres.
I use a composite type in PostgreSQL
fatture=# \d datirim
Composite type public.datirim
Column | Type
* mercoledì 17 gennaio 2007, alle 09:30, Michael Bayer wrote :
print Content-type:text/pdf\n\n# whatever the header is for pdf
for chunk in res.pdf:
sys.stdout.write(chunk.data)
I would agree that the approach taken by pg_largeobject is a useful
approach in that you can read just
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