Re: PYTHON, ODBC - Mailing list pgsql-general

From Matthew Story
Subject Re: PYTHON, ODBC
Date
Msg-id 63d038600501091202a8bf319@mail.gmail.com
Whole thread Raw
In response to Re: PYTHON, ODBC  (Pierre-Frédéric Caillaud<lists@boutiquenumerique.com>)
List pgsql-general
thanks for the advice,

matt


On Sun, 09 Jan 2005 20:47:08 +0100, Pierre-Frédéric Caillaud
<lists@boutiquenumerique.com> wrote:
>
>
> > due to the complicated nature of the database, and inability of zope
>
>         Well, I've found that Zope is very good to do a few things, and very bad
> at the rest.
>
> > to do what we need, and the problems with overhead we've been
> > experiencing with rails due to the size of the database.  Hope this
>
>         I like psycopy because selects with a lot of rows are processed
> efficiently.
>
>         Look at the pydo library in the skunkweb project (google !)
>
>         I'd advise you to start writing a base class for your database object
> (class DbObject) with a set of methods for setting instance methods from
> query results. SELECT * then use cursor.dictfetchall() which preserves the
> fields names !
>         Add methods for inserting and updating.
>         Add a mapping of fields to type converters (which are functions) to
> convert non-standard types like arrays to python lists if you need them.
>
>         Then derive your DbObject class for each table, with class variables
> containing the field names and types converters, which will be used by the
> base class. This way you can have a derived class with almost no code.
>
>         Enjoy !
>

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