PG Doc comments form <noreply@postgresql.org> writes:
> when we use pgsql
> a error happens
> ERROR: XX000: unrecognized node type: 68
That's not supposed to happen, so this might be grounds for a bug report,
but you've not provided nearly enough information for anyone to diagnose
it. Please see
https://wiki.postgresql.org/wiki/Guide_to_reporting_problems
(In any case, I think this is off-topic for pgsql-docs.)
regards, tom lane