Quoting c.bu...@posteo.jp:
I know that in most all RDBMS are no implementations of lists or arrays.
On the contrary - and emphatically - just about every modern RDMBS
supports collection types including lists, sets, multi-sets, and
key-value data. This support has been in most databases
for the synchronize_session
parameter.
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)
prefs = Column('prefs', MutableDict.as_mutable(HSTORE))
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cannot wait till PG9.4 nested HSTORE support. Very cool
stuff.
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, %(param_1)s)
WHERE user_data.prefs ? %(prefs_1)s
{'prefs_1': 'inboundBusStop', 'param_1': 'inboundBusStop'}
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, for the HSTORE type, to update the existing
value, not just assign a value to it.
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of
the model definition [it is a complex model] gets sort of smeared. This
works perfectly.
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On Mon, 2013-09-30 at 13:35 -0400, Michael Bayer wrote:
On Sep 30, 2013, at 1:25 PM, Adam Tauno Williams awill...@whitemice.org
wrote:
I have a table named project [class Project] which relates to records
in table job [class Task]. I can add a column_property to Project so
that I get
extend_existing=True for adding to a
class mapper... but I can't find an example of the syntax that works.
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I have two classes Contact and CompanyInfo that should exist in a 1:1
relation; CompanyInfo contains a comment related to Contact. This works
-
class Contact(Base, KVC):
...
_info = relation( 'CompanyInfo',
uselist = False,
backref = backref(
On Tue, 2012-05-15 at 00:24 -0700, Kyle Schaffrick wrote:
On Mon, Apr 30, 2012 at 8:52 AM, Adam Tauno Williams
Sure, my original version was the attachment
here: http://groups.google.com/group/sqlalchemy/msg/6f7284341ab69164
FYI, for anyone looking for hstore.py in the future I've put
On Tue, 2012-05-15 at 20:32 -0400, Adam Tauno Williams wrote:
On Tue, 2012-05-15 at 19:51 -0400, Adam Tauno Williams wrote:
On Tue, 2012-05-15 at 16:27 -0400, Michael Bayer wrote:
Could be tough, you'd need to test it against the informix dbapi
directly,
using bound parameters
On Thu, 2012-05-17 at 13:23 +0200, Matteo Boscolo wrote:
(1) - Do not hi-jack threads!
I'm looking for a good web framework to show my sqlalchemy information
on the web.
I google and I found several solution like piramid,django,
glashammer,flask but I' do not know exactly witch is the more
I'm use the Informix dialog with SQLalchemy 0.7.7 (the latest 0.7.x
release).
It works.
But now I'm getting this error -
sqlalchemy.exc.ProgrammingError: (ProgrammingError) SQLCODE -201 in
PREPARE:
42000: Syntax error or access violation
'SELECT xrefr.xr_serial_no AS xrefr_xr_serial_no,
, 2012, at 11:36 AM, Adam Tauno Williams awill...@whitemice.org
wrote:
I'm use the Informix dialog with SQLalchemy 0.7.7 (the latest 0.7.x
release).
It works.
But now I'm getting this error -
sqlalchemy.exc.ProgrammingError: (ProgrammingError) SQLCODE -201 in
PREPARE:
42000: Syntax error
On Tue, 2012-05-15 at 19:51 -0400, Adam Tauno Williams wrote:
On Tue, 2012-05-15 at 16:27 -0400, Michael Bayer wrote:
Could be tough, you'd need to test it against the informix dbapi directly,
using bound parameters, to see what it needs. Could be a typing issue.
Ok, I got a response
On Sun, 2012-04-15 at 05:32 -0700, Kyle Schaffrick wrote:
Wow, a blast from the past! :)
Yes.
Which version of SQLAlchemy does your new version work with? It's
great that you are now able to get rid of the HStoreComparator, that
really makes it easier to use. The version of SQLA I was
On Thu, 2012-02-23 at 14:49 -0500, Adam Tauno Williams wrote:
I have a database where multiple objects use the same sequence to
generate primary keys -
class ProjectInfo(Base, KVC):
__tablename__ = 'project_info'
object_id = Column(project_info_id, Integer
I have a database where multiple objects use the same sequence to
generate primary keys -
class ProjectInfo(Base, KVC):
__tablename__ = 'project_info'
object_id = Column(project_info_id, Integer,
Sequence('key_generator'),
I'm updating my code to work with 0.7.4; and I have a class that is
derived from two tables.I'm looking at
http://www.sqlalchemy.org/docs/orm/mapper_config.html#mapping-a-class-against-multiple-tables but I'm not having any luck. When I try to operate on the database the first time it
I'm stumped how to build the following query in SQLalchemy:
SELECT title, ts_rank_cd(textsearch, query) AS rank
FROM apod, to_tsquery('neutrino|(dark matter)') query
WHERE query @@ textsearch
ORDER BY rank DESC LIMIT 10;
I can do tsearch operations; but I can't figure out the syntax for this
://www.mail-archive.com/sqlalchemy@googlegroups.com/msg19441.html
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Database: PostgreSQL 8.4.4
SQLAlchemy: 0.6
I attempting to query the database for contacts with a recent or
upcoming birthday.
So --
doy = datetime.today().timetuple().tm_yday
floor = doy - 2
if (floor 1): floor +=365
ceiling = doy + 14
if (ceiling 365): ceiling -= 365
db.query(Contact).\
On Tue, 2010-10-12 at 14:20 -0400, Michael Bayer wrote:
On Oct 12, 2010, at 1:59 PM, Adam Tauno Williams wrote:
Database: PostgreSQL 8.4.4
SQLAlchemy: 0.6
I attempting to query the database for contacts with a recent or
upcoming birthday.
So --
doy = datetime.today().timetuple
to use an ORM - as it automates much of the plumbing
and is very well tested.
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, in _as_declarative
(c, cls, inherited_table.c[c.name])
sqlalchemy.exc.ArgumentError: Column 'title' on class class
'coils.foundation.alchemy.doc.Folder' conflicts with existing column
'doc.title'
/error
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I have an large SQLalchemy based project that has been working perfectly
- until I added a single query which seems to frequently crash with the
following error. Is the SET TRANSACTION ISOLATION LEVEL must be called
before any query error the cause of the problem or possibly being
raised by an
I'm trying to convert a working non-declarative map of a two-entity
table to declarative style, but the join always fails with
'_TextClause' object has no attribute 'foreign_keys'
NON-DECLARATIVE STYLE (WORKING)
--
engine =
On Wed, 2010-02-03 at 10:55 -0500, Michael Bayer wrote:
Adam Tauno Williams wrote:
x3 = join(x1, x2)
join() here is:
http://www.sqlalchemy.org/docs/reference/sqlalchemy/expressions.html#sqlalchemy.sql.expression.join
it knows nothing about classes x1 and x2 and interprets them as text.
You
FYI: Upgraded to SQLalchemy 0.5.8
A class produces using __table__ instead of __tablename__ provides the
field names as in the database, not as mapped in the joined objects
(below: x1, x2). [example: I can use x3.job_id but task_id fails.] And
trying to set columns in the derived class like:
On Tue, 2009-10-06 at 09:56 -0400, Michael Bayer wrote:
Adam Tauno Williams wrote:
But I have one 1:1 relation in my database that would be much easier to
model as just one object.
job_history job_history_info
On Tue, 2010-01-26 at 07:36 -0500, Adam Tauno Williams wrote:
On Tue, 2009-10-06 at 09:56 -0400, Michael Bayer wrote:
Adam Tauno Williams wrote:
But I have one 1:1 relation in my database that would be much easier to
model as just one object.
job_history
I'm using SQLAlchemy 0.5.4p2 with Python 2.6.0. So far all of my model
has been in the declarative style -
class Task(Base):
An OpenGroupare Task object
__tablename__ = 'job'
object_id = Column(job_id,
Sequence('key_generator'),
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