Re: BUG #5500: SPI_execute_plan_with_paramlist SPI_ERROR_TRANSACTION with savepoint

Excerpts from Robert Walker's message of vie jun 11 14:49:03 -0400 2010:

> SPI_execute_plan_with_paramlist seems to be newly introduced into 9.0 beta
> that is causing an error in pl/pgsql when attempting to create a savepoint.
> This did not happen when using version 8.4 (which I assume was not using
> SPI_execute_plan_with_paramlist), so I believe this is a regression.
>
> The specific format of the error is:
>
> ERROR: SPI_execute_plan_with_paramlist failed executing query "SAVEPOINT
> savepoint_name": SPI_ERROR_TRANSACTION

If it fails to fail on 8.4, that's a bug -- it is *supposed* not to
work.  If you want to use savepoints in plpgsql you need to use
EXCEPTION blocks.  Can you provide a working example in 8.4?

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Álvaro Herrera <alvherre@commandprompt.com>
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