From: | Jimmy Augustine <jimmy(dot)augustine(at)enyx(dot)fr> |
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To: | Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com> |
Cc: | pgsql-general(at)lists(dot)postgresql(dot)org |
Subject: | Re: PostgreSQL 9.6 Temporary files |
Date: | 2018-03-19 17:12:36 |
Message-ID: | CAF3uhZHu5BL7FP+S73EKzFBJCeinRkqhtdMVcYksDr032tw4Pg@mail.gmail.com |
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Lists: | pgsql-general |
2018-03-19 18:09 GMT+01:00 Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>:
> On 03/19/2018 10:04 AM, Jimmy Augustine wrote:
>
>>
>>
>> 2018-03-19 17:45 GMT+01:00 Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com
>> <mailto:adrian(dot)klaver(at)aklaver(dot)com>>:
>>
>> On 03/19/2018 09:31 AM, Jimmy Augustine wrote:
>>
>> Dear Friends,
>>
>> I am newbie to postgresql.
>> I have 162 GB on my database but when I check size of all
>> tables, I approximately obtain 80 GB.
>> I also see that I have 68GB of temporary files however I only
>> found 2.4MB at postgres/data/base/pgsql_tmp.
>>
>>
>> Exactly how did you determine this?
>>
>> I used this command and sum result for all database :
>> SELECT pg_size_pretty(pg_total_relation_size('table_name'));
>>
>> And this for complete database :
>> SELECT pg_size_pretty(pg_database_size('Database Name'));
>>
>>
> So where did the 68GB number for temporary files come from?
>
> I don't measure this value by my own. I was disappointed by the gap
between the two queries, so I checked pgAdmin 4 and I saw this value.
>
> --
> Adrian Klaver
> adrian(dot)klaver(at)aklaver(dot)com
>
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