Re: BUG #5950: backend terminating after altering table

"alex" <perepelica(dot)alex(at)gmail(dot)com> writes:
> Such steps:
> 1. create table t (
> );
> 2. alter table t add childs t;
> 3. alter table t add id serial not null primary key;
> server closed the connection unexpectedly

Thanks for the report. Fixed as per today's discussion (ie, disallow
creating a self-referencing rowtype).

regards, tom lane