; dbi-users@perl.org
Subject: RE: Perl script excessively executing statement
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John,
The part of the story that troubles me
JohnD Blackburn
Sent: Tuesday, 18 February 2020 8:51 AM
To: Steven Lembark ; dbi-users@perl.org
Subject: RE: Perl script excessively executing statement
The problem is not about how well the SQL runs. It runs in less than a second,
and it should only be getting executed 12 times an hour.
What
On 18/02/2020 07:57, JohnD Blackburn wrote:
After reviewing the log4perl output from DBIx when running this script I found
the following perl module being executed:
/usr/local/lib64/perl5/DBD/Oracle.pm
Which contains the following subroutine:
sub execute_for_fetch {
my ($sth,
even Lembark ; dbi-users@perl.org
Subject: RE: Perl script excessively executing statement
The problem is not about how well the SQL runs. It runs in less than a second,
and it should only be getting executed 12 times an hour.
What I'm trying to do is to figure out how the SQL statement got execu
://metacpan.org/pod/DBD::Oracle#Placeholders
They are also important for reducing SQL Injection attacks.
Chris
-Original Message-
From: Steven Lembark
Sent: Tuesday, 18 February 2020 3:47 AM
To: dbi-users@perl.org
Cc: lemb...@wrkhors.com
Subject: Re: Perl script excessively executing
(or there is some
other problem deeper down in the stack)
Cheers,
John
-Original Message-
From: Steven Lembark
Sent: Tuesday, 18 February 2020 3:47 AM
To: dbi-users@perl.org
Cc: lemb...@wrkhors.com
Subject: Re: Perl script excessively executing statement
CAUTION: This email
On Thu, 13 Feb 2020 06:58:37 +
JohnD Blackburn wrote:
> The DBA pulled info from some cache that showed the SQL statement
> from the script was executed 12610 times.
>
> So if I were to add an “or die $!” statement after the
> fetchrow_array(), that might fix things? (or prevent it from
,
John
-Original Message-
From: Fennell, Brian
Sent: Saturday, 15 February 2020 5:47 AM
To: JohnD Blackburn ; dbi-users@perl.org
Subject: RE: Perl script excessively executing statement
CAUTION: This email originated from outside of the organization. Do not click
links
easier (or
not)
you can get a free jvm here:
https://sdkman.io/
From: JohnD Blackburn
Sent: Wednesday, February 12, 2020 12:56 AM
To: dbi-users@perl.org
Subject: [EXTERNAL] Perl script excessively executing statement
Hi all,
I have a perl script in my monitoring system that has been working
will come from the execute() - bogus syntax, wrong columns, DB space errors etc.
Chris
*From:* Christopher Jones
*Sent:* Thursday, 13 February 2020 12:56 PM
*To:* dbi-users@perl.org; JohnD Blackburn
*Subject:* Re: Perl script excessively executing statement
*CAUTION:*This email originated from
On Feb 13, 2020, at 8:30 AM, Fennell, Brian
mailto:fenne...@radial.com>> wrote:
Try to figure out how you can do the whole thing in a single SQL statement,
then just process the results one row at time.
Well, based on his example code that’s exactly what he was doing. The only loop
was
, February 13, 2020 1:59 AM
To: Christopher Jones ; dbi-users@perl.org
Subject: [EXTERNAL] RE: Perl script excessively executing statement
The DBA pulled info from some cache that showed the SQL statement from the
script was executed 12610 times.
So if I were to add an “or die $!” statement after
. And if you really need to
catch an db related exception Try::Tiny is your friend.
Best regards
Andreas
Von: JohnD Blackburn
Gesendet: Donnerstag, 13. Februar 2020 07:59
An: Christopher Jones ; dbi-users@perl.org
Betreff: RE: Perl script excessively executing statement
The DBA pulled info
the execute statement?
From: Christopher Jones
Sent: Thursday, 13 February 2020 12:56 PM
To: dbi-users@perl.org; JohnD Blackburn
Subject: Re: Perl script excessively executing statement
CAUTION: This email originated from outside of the organization. Do not click
links or open attachments unless
*Cc:* dbi-users@perl.org
*Subject:* Re: Perl script excessively executing statement
*CAUTION:*This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender and know
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I don't work with Oracle, but
, I don’t know how to reproduce it to test
if any mitigations are sufficient.
Cheers,
John
From: Geoffrey Rommel
Sent: Thursday, 13 February 2020 2:56 AM
To: JohnD Blackburn
Cc: dbi-users@perl.org
Subject: Re: Perl script excessively executing statement
CAUTION: This email originated from
I don't work with Oracle, but here's a guess. Maybe the database was
unresponsive before your script started running, not as a result of it. If
so, maybe your script tried to prepare the statement, failed, and retried
12000 times. Eventually the DBA noticed the problem and restarted the
database,
Hi all,
I have a perl script in my monitoring system that has been working for months
without an issue.
Basically, it connects to an Oracle 12c database, prepares a statement, then it
executes the statement, then it has a while loop to process the returned rows.
So under normal conditions the
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