Re: [sqlsmith] Failed assertion in joinrels.c

On 08/01/2015 05:59 PM, Tom Lane wrote:
> Well, I certainly think all of these represent bugs:

How about this one?

1    ERROR:  could not find RelOptInfo for given relids

It's triggered on 13bba02271dce865cd20b6f49224889c73fed4e7 by this query
and the attached one:

select 1
from public.nums as r5006875
           inner join information_schema.domains as r5006876
           on (r5006875.n = r5006876.character_maximum_length )
         inner join (select
               r5006878.z as c5
             from testxmlschema.test2 as r5006878
             where r5006878.q >= r5006878.q) as subq_771817
         on (r5006875.n = subq_771817.c5 )
       right join public.shoelace_arrive as r5006879
       on (r5006875.n = r5006879.arr_quant )
     left join pg_catalog.pg_tablespace as r5006966
         left join pg_catalog.pg_stat_user_functions as r5006967
         on (r5006966.spcowner = r5006967.funcid )
       inner join pg_catalog.pg_authid as r5006968
       on (r5006967.funcname = r5006968.rolname )
     on (subq_771817.c5 = r5006968.rolconnlimit )
where r5006875.n is NULL;