Re: Ideas on how to use external perl script - Mailing list pgsql-general

From Roderick A. Anderson
Subject Re: Ideas on how to use external perl script
Date
Msg-id 48E3D22C.4050908@acm.org
Whole thread Raw
In response to Ideas on how to use external perl script  ("Gauthier, Dave" <dave.gauthier@intel.com>)
List pgsql-general
Sorry to all but my original reply went to Dave instead of the list.

Gauthier, Dave wrote:
> Wait, I also appear to have plperlu (createlang plperlu seems to have
> worked successfully).

Now if it will do what you need.  :-)


Rod
--
>
> -----Original Message-----
> From: Roderick A. Anderson [mailto:raanders@acm.org]
> Sent: Wednesday, October 01, 2008 3:14 PM
> To: Gauthier, Dave
> Subject: Re: [GENERAL] Ideas on how to use external perl script
>
> Gauthier, Dave wrote:
>> Hi:
>>
>> I need to write a stored function that will perform a complex task
>> which has already been handled in OO subfunctions of an external perl
>> module. The perl module has many subroutines and OO constructs and
>> may use whatever else is legal to use in perl.  (I do have the source
>> code for the perl module BTW)  I need to interact with this per
>> module from the context of a stored function in my DB.  I have v8.3.4
>> with pl-perl but discovered that I cannot simple "use" the external
>> perl module or simply stick the named perl subs inside the module
>> inside the pl-perl.  Still, I need to work with it.  More
>> specifically...
>>
>> - A pl-pgsql function will load up a temporary table with a bunch of
>>  records
>>
>> - I need to run each of these records through a sub in the perl
>> module that loads an internal data structure in an OO object
>>
>> - I then call another sub that processes the data structure and
>> returns the result.
>>
>> - I purge the temporary table and then stuff it with the returned
>> results.
>>
>> So I picture a regular ole pl-pgsql that (someonw) interacts with the
>>  many perl module subs.  One of those interarcions is to create a
>> perl object (OO perl).
>>
>> Any suggestions on how to proceed?
>
> Are you trying this using PL/Perlu (untrusted) or just PL/Perl?
>
>
> Rod


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