| From: | David Rowley <david(dot)rowley(at)2ndquadrant(dot)com> |
|---|---|
| To: | Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Ash M <makmarath(at)hotmail(dot)com>, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: BUG #15572: Misleading message reported by "Drop function operation" on DB with functions having same name |
| Date: | 2019-02-17 22:15:19 |
| Message-ID: | CAKJS1f9B=wmgMgBs4T0qfu7SQSDd-adX06CGeqeRUT01+_GASA@mail.gmail.com |
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| Lists: | pgsql-bugs pgsql-hackers |
On Fri, 15 Feb 2019 at 02:42, Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru> wrote:
> If nargs as -1 and noError as true can be passed only within
> RemoveObjects() I wonder, could we just end up with a patch which raise
> an error at every ambiguity? That is I mean the following patch:
>
> diff --git a/src/backend/parser/parse_func.c
> b/src/backend/parser/parse_func.c
> index 5222231b51..cce8f49f52 100644
> --- a/src/backend/parser/parse_func.c
> +++ b/src/backend/parser/parse_func.c
> @@ -2053,7 +2053,6 @@ LookupFuncName(List *funcname, int nargs, const
> Oid *argtypes, bool noError)
> {
> if (clist->next)
> {
> - if (!noError)
> ereport(ERROR,
> (errcode(ERRCODE_AMBIGUOUS_FUNCTION),
> errmsg("function name \"%s\" is not unique",
>
> But I may overlook something of course.
I had the same thoughts so I did that in the original patch, but see
Tom's comment which starts with "I don't like that a bit"
--
David Rowley http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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