Function markTargetListOrigins

src/backend/parser/parse_target.c:319–330

* markTargetListOrigins() * Mark targetlist columns that are simple Vars with the source * table's OID and column number. * * Currently, this is done only for SELECT targetlists and RETURNING lists, * since we only need the info if we are going to send it to the frontend. */

 * since we only need the info if we are going to send it to the frontend.
 */
void
markTargetListOrigins(ParseState *pstate, List *targetlist)
{
	ListCell   *l;

	foreach(l, targetlist)
	{
		TargetEntry *tle = (TargetEntry *) lfirst(l);

		markTargetListOrigin(pstate, tle, (Var *) tle->expr, 0);
	}
}

/*
 * markTargetListOrigin()