I am subquery loading some related properties for a polymorphic inheritance
use case similar to the script attached. SQLA seems to be issuing several
extra queries that I didn't expect and don't think it needs. In the
attached example, I expected a total of 4 queries issued for the
On Jun 5, 2012, at 4:21 PM, Kent wrote:
I am subquery loading some related properties for a polymorphic inheritance
use case similar to the script attached. SQLA seems to be issuing several
extra queries that I didn't expect and don't think it needs. In the attached
example, I expected
Thank you!
On 6/5/2012 4:41 PM, Michael Bayer wrote:
On Jun 5, 2012, at 4:21 PM, Kent wrote:
I am subquery loading some related properties for a polymorphic
inheritance use case similar to the script attached. SQLA seems to
be issuing several extra queries that I didn't expect and don't
Hi,
I noticed that currently hierarchyid(
http://msdn.microsoft.com/en-us/library/bb677290.aspx) of SQL Server 2008
and up is not being supported. Although this type seems kind of out of the
place of the general framework of SQLAlchemy, it nevertheless seems to be
one potentially efficient
This is just a datatype so follow the instructions at
http://docs.sqlalchemy.org/en/rel_0_7/core/types.html#creating-new-types to
implement your own version of this type.The trick of course is that the
DBAPI supports it as well, i.e. pyodbc or pymssql. If not, you may have to
petition
I have trouble configuring two relationships from one class to another. The
following code should be fairly self-explanatory:
from sqlalchemy import *
from sqlalchemy.orm import *
from sqlalchemy.ext.declarative import declarative_base
Base = declarative_base()
class Company(Base):
