On Thu, 28 Nov 2019 05:35:44 +0100
Goke Aruna <goksie(at)gmail(dot)com> wrote:
Hi,
> I have a HP DL380 server g8 with 32GB RAM and 48 *2.5Ghz CPU. Running
> on CentOS Linux 7.4.
>
> I have a postgresql 12 database. One of my tables has 42 columns and
> has about 500million records.
> However, any attempt to select even 1 column from the table take hours
> at least 1.5hours to respond.
Did you test your installation with pgbench?
> Kindly help on documentation on how to optimize it to return the
> response in milliseconds.
Do you have any indexes?
What is your test query?
Jean-Yves