, Jeffrey Baker <[EMAIL PROTECTED]> wrote:
> From: Jeffrey Baker <[EMAIL PROTECTED]>
> Subject: Re: [PERFORM] Perl/DBI vs Native
> To: "Greg Sabino Mullane" <[EMAIL PROTECTED]>
> Cc: pgsql-performance@postgresql.org
> Date: Tuesday, 22 July, 2008, 9:35 PM
>
On Tue, Jul 22, 2008 at 9:48 AM, Greg Sabino Mullane <[EMAIL PROTECTED]> wrote:
>> In case someone is wondering, the way to force DBI to use unix
>> sockets is by not specifying a host and port in the connect call.
>
> Actually, the host defaults to the local socket. Using the port
> may still be n
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> In case someone is wondering, the way to force DBI to use unix
> sockets is by not specifying a host and port in the connect call.
Actually, the host defaults to the local socket. Using the port
may still be needed: if you leave it out, it si
Thanks to everyone who replied. There were some really good points.
However, I found what is causing the difference. The perl program was
connecting to the database via a TCP socket while the C version was using Unix
socket. I changed the connect in my perl script, so that it now uses Unix
sock
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Tom Lane wrote:
> Sure, but so does psql (unless you've turned on the magic FETCH_COUNT
> setting). I think the theories about prepared versus literal statements
> were more promising; but I don't know DBI well enough to know exactly
> what it
Craig James <[EMAIL PROTECTED]> writes:
> Valentin Bogdanov wrote:
>> I have ran quite a few tests comparing how long a query takes to
>> execute from Perl/DBI as compared to psql/pqlib. No matter how many
>> times I run the test the results were always the same.
>>
>> I run a SELECT all on a fai
Valentin Bogdanov wrote:
I have ran quite a few tests comparing how long a query takes to
execute from Perl/DBI as compared to psql/pqlib. No matter how many
times I run the test the results were always the same.
I run a SELECT all on a fairly big table and enabled the
log_min_duration_statement
On Jul 21, 2008, at 5:19 AM, Valentin Bogdanov wrote:
Hi,
I have ran quite a few tests comparing how long a query takes to
execute from Perl/DBI as compared to psql/pqlib. No matter how many
times I run the test the results were always the same.
I run a SELECT all on a fairly big table a
Valentin Bogdanov wrote:
Hi,
I have ran quite a few tests comparing how long a query takes to execute from
Perl/DBI as compared to psql/pqlib. No matter how many times I run the test the
results were always the same.
I run a SELECT all on a fairly big table and enabled the
log_min_duration_s
Hi,
I have ran quite a few tests comparing how long a query takes to execute from
Perl/DBI as compared to psql/pqlib. No matter how many times I run the test the
results were always the same.
I run a SELECT all on a fairly big table and enabled the
log_min_duration_statement option. With psql
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