Patch applied for 9.0. We don't normally backpatch such documentation
improvements unless we receive multiple reports of confusion.
---------------------------------------------------------------------------
Alexey Klyukin wrote:
> Hello,
>
> We were asked by Enova Financial to improve the documentation of PL/Perl
> database access functions.
> Alvaro and me worked on that and we produced the patch that is attached. It
> splits initial block of functions
> into the groups with the description directly following each of the group,
> corrects couple of mistakes and
> adds an example.
>
> One of the existing mistakes was confusion in definitions of
> spi_exec_prepared and spi_query_prepared.
> Another one is usage of INTEGER type to return the result of spi_prepare in
> the example for prepared queries.
> When trying to execute that function I've got the following error:
>
> postgres=# CREATE OR REPLACE FUNCTION init() RETURNS INTEGER AS $#
> $_SHARED{my_plan} = spi_prepare( 'SELECT (now() + $1)::date AS now',
> 'INTERVAL');
> $$ LANGUAGE plperl;
>
> CREATE FUNCTION
>
> postgres=# select init();
> ERROR: invalid input syntax for integer: "0x1007d6f40"
> CONTEXT: PL/Perl function "init"
>
> Since the return value is not used anyway, I've changed the return type of
> the function declaration in the example to VOID.
>
> I think this is a good reason to suggest backpatching these changes down to
> 8.2.
>
>
[ Attachment, skipping... ]
>
>
> --
> Alexey Klyukin
> http://www.CommandPrompt.com/
> The PostgreSQL Company - Command Prompt, Inc
>
>
> --
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--
Bruce Momjian <[email protected]> http://momjian.us
EnterpriseDB http://enterprisedb.com
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