Tom Lane writes:
> Peter Eisentraut <peter_e@gmx.net> writes:
> > No, I think there is another problem. How about something without
> > selects:
>
> > $ psql -c 'delete from pk; delete from xx;'
> > ERROR: Relation 'xx' does not exist
>
> > "pk" exists, but nothing is deleted.
>
> Sure, because the transaction is rolled back. The whole string
> is executed in one transaction. You will definitely break existing
> applications if you change that.
Applications that rely on this behaviour are broken. It was always said
that statements are in their own transaction block unless in an explicit
BEGIN/COMMIT block. A statement is defined to end at the semicolon, not
at the end of the string you submit to PQexec().
--
Peter Eisentraut peter_e@gmx.net http://funkturm.homeip.net/~peter