On 2019-08-26 20:08, Laurenz Albe wrote:
> test=> CREATE OR REPLACE PROCEDURE testproc() LANGUAGE plpgsql AS
> $$BEGIN PERFORM 42; COMMIT; PERFORM 'x'; END;$$;
> CREATE PROCEDURE
> test=> CALL testproc();
> CALL
> test=> BEGIN;
> BEGIN
> test=> CALL testproc();
> ERROR: invalid transaction termination
> CONTEXT: PL/pgSQL function testproc() line 1 at COMMIT
>
> Oops.
> I find that indeed surprising.
>
> What is the rationale for this?
It's mostly an implementation restriction. You would need to teach
SPI_commit() and SPI_rollback() to manipulate the top-level transaction
block state appropriately and carefully.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
