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Re: (Fwd) Re: DBD::Oracle Slow cursors

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From:
Martin J. Evans
Date:
May 17, 2011 15:00
Subject:
Re: (Fwd) Re: DBD::Oracle Slow cursors
Message ID:
4DD2EFF9.1000209@easysoft.com
On 17/05/2011 22:18, Tim Bunce wrote:
> ----- Forwarded message from P S Jameel Ahamed<jahamed@idexcel.com>  -----
>
> Date: Tue, 17 May 2011 16:11:04 +0100
> From: P S Jameel Ahamed<jahamed@idexcel.com>
> To: Tim.Bunce@pobox.com
> Subject: Re: DBD::Oracle Slow cursors
> X-Mailer: Microsoft Office Outlook 11
>
>     HI Tim,
>
>
>
>     We are facing huge issues with the SYS_refcurors of oracle 10G when returning from Stored procedure. Is
>     there any solution you found for the issue?
>
>
>
>     Many Thanks in Advance
>
>
>
>     Regards
>
>     P S Jameel Ahamed
>
>     Confidentiality Notice: This e-mail message, including any attachments, is for the sole use of the
>     intended recipient(s) and may contain confidential and privileged information. Any unauthorized review,
>     use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the
>     sender by reply e-mail and destroy all copies of the original message
>
> ----- End forwarded message -----

We use reference cursors all the time and don't see any particular 
issues with them other than the SQL Developer report showing reused 
cursors which can be easily avoided. To be honest, our user space code 
in Perl has no select access to anything in the database and can only 
access tables via functions returning system reference cursors.

I wonder about your statement  "when returning from Stored procedure" as 
procedures don't return values other than as out parameters.

Older versions of DBD::Oracle failed to inherit the rowcachesize and 
ora_auto_lobs which we have had problems with in the past but these are 
all resolved in the latest DBD::Oracle.

I guess you'd need to be more specific for anyone to help or we are just 
guessing.

Martin

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