Re: misleading error message in ProcessUtilitySlow T_CreateStatsStmt

On 2025-Nov-13, jian he wrote:

> @@ -15658,10 +15658,19 @@ ATPostAlterTypeParse(Oid oldId, Oid oldRelId, Oid refRelId, char *cmd,
> querytree_list = list_concat(querytree_list, afterStmts);
> }
> else if (IsA(stmt, CreateStatsStmt))
> + {
> + RangeTblEntry *rte;
> + CreateStatsStmt *ss = castNode(CreateStatsStmt, stmt);
> +
> + rte = makeNode(RangeTblEntry);
> + rte->rtekind = RTE_RELATION;
> + rte->relid = oldRelId;
> + rte->rellockmode = ShareUpdateExclusiveLock;
> + ss->rtable = list_make1(rte);
> +
> querytree_list = lappend(querytree_list,
> - transformStatsStmt(oldRelId,
> - (CreateStatsStmt *) stmt,
> - cmd));
> + transformStatsStmt(ss, cmd));
> + }
> else
> querytree_list = lappend(querytree_list, stmt);
> }

Hmm, how would this part here work in the hypothetical world where a
stats object references multiple relations?

--
Álvaro Herrera Breisgau, Deutschland — https://www.EnterpriseDB.com/
"No renuncies a nada. No te aferres a nada."