Marco Mariani marco at
Mon Oct 19 15:45:16 CEST 2009

Diez B. Roggisch wrote:

> I don't read that out of the post, and it almost certainly is wrong, at
> least on a general level. There isn't much above SQLAlchemy regarding
> flexibility & power, so while simple cases might be simpler with other
> ORMs, they often make more complicated ones impossible.
> But again, I don't think that's the claim there.

Both ORMs and others have been described, by their authors, during the 
PyCon in March 2009:

By the way, this line

> in web2py you can access legacy databases if tables have an existing unique auto-increment field id and if this field is used for references

is a bit like saying "any color you like as long as it's black" and it's 
not a light limitation. There wouldn't be much of an impedence mismatch 
(*) if a numeric auto-increment primary key was enough for everybody.

Sure SQLAlchemy is more complex to master :-/


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