| From: | Dave Cramer <pg(at)fastcrypt(dot)com> |
|---|---|
| To: | yoav x <yoav112003(at)yahoo(dot)com> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: sql-bench |
| Date: | 2006-09-13 12:27:12 |
| Message-ID: | DDA8F692-4E66-4602-898F-6A3B36AD2FD8@fastcrypt.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
All of the tuning parameters would affect all queries
shared buffers, wal buffers, effective cache, to name a few
--dc--
On 13-Sep-06, at 8:24 AM, yoav x wrote:
> Hi
>
> I am trying to run sql-bench against PostgreSQL 8.1.4 on Linux.
> Some of the insert tests seems to be ver slow
>
> For example: select_join_in
>
> Are there any tuning parameters that can be changed to speed these
> queries? Or are these queries
> especially tuned to show MySQL's stgrenths?
>
>
>
>
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> TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>
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