RE: POC: postgres_fdw insert batching

[tsunakawa.ta...@fujitsu.com]

From: Tomas Vondra <tomas.von...@enterprisedb.com>
> Attached is v9 with all of those tweaks, except for moving the BatchSize call 
> to
> BeginForeignModify - I tried that, but it did not seem like an improvement,
> because we'd still need the checks for API callbacks in ExecInsert for 
> example.
> So I decided not to do that.

Thanks, Tomas-san.  The patch looks good again.

Amit-san, thank you for teaching us about es_tuple_routing_result_relations and 
es_opened_result_relations.


Regards
Takayuki Tsunakawa