the View Current DBAPI Support link on the above page gives a page
not found error.
Werner
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Hi,
I have a huge definition module where I create Python objects and use
declarative.
Since not all databases (Multiple for different customers) need all tables I do
not like to use create_all
is there any way to create just the tables I really need (according to some
config list or
Check the docs, create_all has an optional tables= parameter.
On Oct 27, 2010 8:18 AM, Martijn Moeling mart...@xs4us.nu wrote:
Hi,
I have a huge definition module where I create Python objects and use
declarative.
Since not all databases (Multiple for different customers) need all tables I
do
On Oct 27, 2010, at 11:43 AM, Nikolaj wrote:
I have a mapped class called Widget, with an uninstrumented attribute
called 'owner' (i.e. it does not have a column representation). Widget
has a MapperExtension with a before_update() method that runs a couple
of queries using
On Oct 27, 2010, at 12:50 PM, Torsten Landschoff wrote:
Replacing the Sheet class and following code like this, I can at least access
the names list as if it really was a simple list.
class Sheet(Base):
__tablename__ = sheet
sheet_id = Column(sheet_id, Integer, primary_key=True)
Can you give an example of a forwards-compatible way to modify an
attribute to mark the instance dirty without creating actual net
changes? SA seems quite good at detecting my tricks.
On Oct 27, 6:41 pm, Michael Bayer mike...@zzzcomputing.com wrote:
On Oct 27, 2010, at 11:43 AM, Nikolaj wrote:
if you just set it to itself, that emits a change event.
You could also set it to something like the current timestamp, and have your
before_update() extension expire the changes on it after detection.
On Oct 27, 2010, at 1:48 PM, Nikolaj wrote:
Can you give an example of a
Thanks, that looks like pretty much the thing I need.
Although, as a note, I mostly define my relationships in the opposite
direction than then example in the documentation; That is, I define a
order relationship in the Item model, with a items backref, which
I suppose is just a question of
I have a data graph mapped as:
class BatchDetail(BASE):
__tablename__ = TABLE_BATCH_DET
id = Column(Integer, primary_key=True)
batch = Column(ForeignKey(TABLE_BATCH_HDR + '.id'))
account_id = Column(ForeignKey(TABLE_L3_ACCT + '.id'))
# other fields
#
On Oct 27, 2010, at 2:36 PM, Mark Erbaugh wrote:
I have a data graph mapped as:
class BatchDetail(BASE):
__tablename__ = TABLE_BATCH_DET
id = Column(Integer, primary_key=True)
batch = Column(ForeignKey(TABLE_BATCH_HDR + '.id'))
account_id =
hello all
I want to know how to create Session with object_session which can be used
to add data to the database i.e using Session.add_all().So i can pass a list
as parameter to add_all as my length of list is of variable length. When i
am trying to do that i was not able to associate instance
I have a table in my db, named nameConversions.
The scheme is as follows:
nameConversions = Table('nameConversions', metadata,
Column('ConversionID', Integer, primary_key=True),
Column('TaxonCode', String(lenAbbr), nullable=False),
Column('Note', String(1), nullable=False),
On Oct 27, 2010, at 5:06 PM, justin wrote:
I have a table in my db, named nameConversions.
The scheme is as follows:
nameConversions = Table('nameConversions', metadata,
Column('ConversionID', Integer, primary_key=True),
Column('TaxonCode', String(lenAbbr), nullable=False),
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