Re: Use %u to print user mapping's umid and userid

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Etsuro Fujita <fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp>
Cc: Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Use %u to print user mapping's umid and userid
Date: 2016-05-02 13:06:21
Message-ID: CA+Tgmob-xhrjY8rLgdi2UTb7nrSVJScqmkkVax=NAyUxSrKj2w@mail.gmail.com
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On Thu, Apr 28, 2016 at 7:59 AM, Etsuro Fujita
<fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp> wrote:
> On 2016/03/14 17:56, Ashutosh Bapat wrote:
>> On Mon, Mar 14, 2016 at 1:29 PM, Etsuro Fujita
>> <fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp <mailto:fujita(dot)etsuro(at)lab(dot)ntt(dot)co(dot)jp>> wrote:
>
>> /*
>> * Build the fdw_private list that will be available to the
>> executor.
>> * Items in the list must match order in enum
>> FdwScanPrivateIndex.
>> */
>> fdw_private = list_make4(makeString(sql.data),
>> retrieved_attrs,
>> makeInteger(fpinfo->fetch_size),
>> makeInteger(foreignrel->umid));
>>
>> I don't think it's correct to use makeInteger for the foreignrel's
>> umid.
>
>
>> As long as we are using makeInteger() and inVal() pair to set and
>> extract the values, it should be fine.
>
> Yeah, but my concern about this is eg, print plan if debugging (ie,
> debug_print_plan=on); the umid OID will be printed with the %ld specifier,
> so in some platform, the OID might be printed wrongly. Maybe I'm missing
> something, though.

That seems like a legitimate, if minor, complaint.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

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