Re: [doc] modifying unit from characters to bytes - Mailing list pgsql-hackers

From Fujii Masao
Subject Re: [doc] modifying unit from characters to bytes
Date
Msg-id 88056e7e-24a8-3beb-590d-03adeeb52111@oss.nttdata.com
Whole thread Raw
In response to Re: [doc] modifying unit from characters to bytes  (Daniel Gustafsson <daniel@yesql.se>)
Responses Re: [doc] modifying unit from characters to bytes
List pgsql-hackers

On 2020/07/08 16:17, Daniel Gustafsson wrote:
>> On 8 Jul 2020, at 04:25, Fujii Masao <masao.fujii@oss.nttdata.com> wrote:
>>
>> On 2020/07/08 10:54, torikoshia wrote:
>>> Hi,
>>> The manual describes the size of pg_stat_activity.query
>>> as below:
>>>   | By default the query text is truncated at 1024 characters;
>>> When considering multibyte characters, it seems more
>>> accurate to change the unit from "characters" to "bytes".
>>
>> Agreed. Barring any objection, I will commit this patch.
> 
> +1 to commit this patch, following the link to track_activity_query_size it's
> even specified to be bytes there.  IIRC the NULL terminator is also included in
> the 1024 bytes which prevents it from being 1024 characters even for
> non-multibyte.

Yes, so we should document "truncated at 1023 bytes" for accuracy, instead?
This might be more confusing for users, though....

Regards,

-- 
Fujii Masao
Advanced Computing Technology Center
Research and Development Headquarters
NTT DATA CORPORATION



pgsql-hackers by date:

Previous
From: Daniel Gustafsson
Date:
Subject: Typo in pgstat.c
Next
From: Daniel Gustafsson
Date:
Subject: Re: [doc] modifying unit from characters to bytes