Re: FDW-based dblink

Alvaro Herrera <alvherre@commandprompt.com> wrote:

> >         int64   exec(self, query);            /* for UPDATE, INSERT, DELETE */
> 
> It's not good to return int64 in exec(), because it could have a
> RETURNING clause.  (So it also needs a fetchsize).

We should use open() for RETURNING query.
It is just same as present dblink_exec(), that only returns a command tag.

Regards,
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ITAGAKI Takahiro
NTT Open Source Software Center