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Re: Questions regarding SET option.

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2010/2/22 Jignesh Shah <jignesh.shah1980@xxxxxxxxx>:
> Thanks a ton Laurenz and Pavel for your responses but I really didn't follow
> you. I am not master in PostGreSQL yet. Could you please give me some
> example?
>
> Basically, I want to know how many such SET options I should reset before
> executing my function and at the end it should also be restored to original
> settings.
>

create or replace function foop()
 returns int as $$
select 10
$$ language sql
set work_mem to '1MB'
set search_path = 'public';
CREATE FUNCTION
postgres=#

regards
Pavel Stehule

> It would be really helpful if you could elaborate your response.
>
> Thanks guys.
> Jack
>
> On Mon, Feb 22, 2010 at 8:05 PM, Albe Laurenz <laurenz.albe@xxxxxxxxxx>
> wrote:
>>
>> Jignesh Shah wrote:
>> > I have been writing a function with SECURITY DEFINER enabled.
>> > Basically, I am looking for ways to override the users SET
>> > option settings while executing my function to prevent the
>> > permissions breach. For example, to override "SET
>> > search_path", I am setting search path in my function before
>> > executing anything. Could any one please tell me what could
>> > be other SET options that I should take care?
>> >
>> > Moreover, how to revert back those settings just before
>> > returning from my function?
>>
>> You can use the SET clause of CREATE FUNCTION which does exactly
>> what you want.
>>
>> Yours,
>> Laurenz Albe
>
>

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