On Mon, Jan 4, 2016 at 12:17 PM, Shulgin, Oleksandr
<oleksandr.shul...@zalando.de> wrote:
>> I'm also kind of wondering what the intended use case for this
>> function is. Why do we want it? Do we want it?
>
> As suggested above a usecase could be like the following:
>
> SELECT relname FROM pg_class WHERE pg_relation_size(oid) >
> pg_size_bytes('100 GB');
>
> I think it's neat and useful.
But you could also write SELECT relname FROM pg_class WHERE
pg_relation_size(oid) > 100 * 1024^3, which is actually fewer
characters. Maybe pg_size_bytes('100 GB') is easier for some people
to remember than 100 * 1024^3, but I'm probably not one of those
people.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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