"[email protected]" <[email protected]> writes: > Just for learning, could anyone tell me what this loop for? I thought > current Postgres's DML supports a single target table, so it's enough to > handle the first element of mtstate->resultRelInfo.
The "single target table" could be partitioned, in which case there'll be
multiple resultrelinfos, some of which could be foreign tables.
regards, tom lane
