| From: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
|---|---|
| To: | Divakar Singh <dpsmails(at)yahoo(dot)com> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Postgres insert performance and storage requirement compared to Oracle |
| Date: | 2010-10-25 19:26:41 |
| Message-ID: | AANLkTinyQME8DhkD0hGPS6-09Qz0C99rVr_AzDLr_oqD@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-hackers pgsql-performance |
On Mon, Oct 25, 2010 at 12:36 PM, Divakar Singh <dpsmails(at)yahoo(dot)com> wrote:
>
> Storage test was simple, but the data (seconds taken) for INSERT test for PG vs Oracle for 1, 2, 3,4 and 5 indexes was:
> PG:
> 25
> 30
> 37
> 42
> 45
>
> Oracle:
>
> 33
> 43
> 50
> 65
> 68
> Rows inserted: 100,000
> Above results show good INSERT performance of PG when using SQL procedures. But performance when I use C++ lib is very bad. I did that test some time back so I do not have data for that right now.
So, assuming I wanted to reproduce your results, can you provide a
self contained test case that shows these differences? I have always
gotten really good performance using libpq myself, so I'm looking for
what it is you might be doing differently from me that would make it
so slow.
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