Most likely it's because of TOAST'd records. The module is pretty
naive and needs to be updated to handle such cases.
On Fri, Dec 28, 2012 at 10:53 AM, Alejandro Carrillo <fasterzip@yahoo.es> wrote:
>
> Anybody knows why could be happening: ERROR: invalid memory alloc request
> size 1850015748
>
> Thanks
>
> ________________________________
> De: Alejandro Carrillo <fasterzip@yahoo.es>
> Para: "pgsql-general@postgresql.org" <pgsql-general@postgresql.org>
> Enviado: Jueves 27 de diciembre de 2012 16:17
> Asunto: [GENERAL] pg_dirtyread doesnt work
>
> Hi,
>
> After of very tried to compile this PostgreSQL C function for Windows, I
> compile that (with VS C++ 2008), but the function get a error when try to
> read a deleted row. The example:
>
> CREATE FUNCTION pg_dirtyread(oid)
> RETURNS setof record
> AS E'$libdir/pg_dirtyread', 'pg_finfo_pg_dirtyread' LANGUAGE C STRICT ;
>
> Create table hola(
> id bigserial,
> dato1 varchar(199) not null,
> fecha date
> );
>
> /*insert 3 rows and delete 1 row*/
>
>
> select * from pg_dirtyread('hola'::regclass) t (id bigint,dato1
> varchar(199), fecha date);
>
> ERROR: invalid memory alloc request size 1850015748
>
> Anybody can help me?
>
> Thanks
>
>
