Re: [HACKERS] common area

From: "Vadim B(dot) Mikheev" <vadim(at)sable(dot)krasnoyarsk(dot)su>
To: Michael Meskes <meskes(at)topsystem(dot)de>
Cc: PostgreSQL Hacker <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: [HACKERS] common area
Date: 1998-02-27 11:05:19
Message-ID: 34F69DEE.B06763E6@sable.krasnoyarsk.su
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Tables, queries ?
Also, did you look @ src/test/performance ?
It would be nice to add support for Oracle there and new tests.

Michael Meskes wrote:
>
> It seems we need something like that too. I've just run the new perftest
> program against PostgreSQL and Oracle. It does:
>
> 1) insert 1407 tuples into two tables
> 2) select one attribute from one table
> 3) select one attribute from the join og both tables
> 4) updates one attribute in one table.
>
> Here are the results:
>
> Oracle:
> I needed 24 seconds and 1937 microseconds for the insert test.

All inserts in single transaction ?

> I needed 1 seconds and 600641 microseconds for the selection&projection test.
> I needed 1 seconds and 703673 microseconds for the join test.
> I needed 2 seconds and 404709 microseconds for the update test.
>
> PostgreSQL with -F:
> I needed 10 seconds and 297716 microseconds for the insert test.
> I needed 28 seconds and 964208 microseconds for the selection&projection test.
> I needed 83 seconds and 931762 microseconds for the join test.
> I needed 0 seconds and 588390 microseconds for the update test.

Vadim

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  • common area at 1998-02-27 09:48:42 from Michael Meskes

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