Re: [RFC] ideas for a new Python DBAPI driver (was Re: libpq test suite) - Mailing list pgsql-hackers

From Manlio Perillo
Subject Re: [RFC] ideas for a new Python DBAPI driver (was Re: libpq test suite)
Date
Msg-id 511E9936.6000003@gmail.com
Whole thread Raw
In response to Re: [RFC] ideas for a new Python DBAPI driver (was Re: libpq test suite)  (Andrew McNamara <andrewm@object-craft.com.au>)
List pgsql-hackers
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Il 15/02/2013 02:45, Andrew McNamara ha scritto:
>> For my Python DBAPI2 PostgreSQL driver I plan the following optimizations:
> 
> I suggest you have a look at my Python ocpgdb driver:
> 
>     http://code.google.com/p/ocpgdb/
> 

Thanks, I did not know it.

> It uses the v3 binary protocol exclusively (to avoid the usual escaping
> security issues). A number of gotchyas were discovered along the way -
> in particular, you must be a lot more careful about types (as you note
> in a later reply).

Note that this query: curs.execute('SELECT * FROM foo WHERE bah > %s', '2006-1-1')

is IMHO incorrect, as per DBAPI 2.0:
http://www.python.org/dev/peps/pep-0249/#type-objects-and-constructors


> There were also some issues with the v3 protocol,
> most of which have been fixed now.
> 

I hope the issues are discussed in the commit log messages; I'm creating
a git local mirror of the svn repository.

> ocpgdb does not implement everything, just the bits I needed. That said,
> other people/projects are using it in production, and it's proven to be
> fast and stable.
> 


Regards  Manlio
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