| From: | Jeff Davis <pgsql(at)j-davis(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Daniel Farina <drfarina(at)acm(dot)org>, Greg Smith <greg(at)2ndquadrant(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, Hannu Krosing <hannu(at)krosing(dot)net>, Daniel Farina <dfarina(at)truviso(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [PATCH 4/4] Add tests to dblink covering use of COPY TO FUNCTION |
| Date: | 2009-12-30 04:44:49 |
| Message-ID: | 1262148289.22866.3446.camel@jdavis |
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| Lists: | pgsql-hackers |
On Tue, 2009-12-29 at 23:11 -0500, Robert Haas wrote:
> I fear that to make this really useful we would need to define some
> new SQL syntax, like:
>
> CREATE [OR REPLACE] COPY TARGET name (STARTUP function_name, STREAM
> function_name, SHUTDOWN function_name);
> DROP COPY TARGET name;
> GRANT USAGE ON COPY TARGET TO ...;
>
> COPY ... TO/FROM TARGET name (generic_option_list) WITH (options);
Similar ideas were already suggested:
http://archives.postgresql.org/pgsql-hackers/2009-11/msg01601.php
http://archives.postgresql.org/pgsql-hackers/2009-11/msg01610.php
Regardless, I think there needs to be a way to pass arguments to the
functions (at least the startup one). The obvious use case is to pass
the destination table name, so that you don't have to define a separate
target for each destination table.
Regards,
Jeff Davis
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