On Thu, Oct 3, 2013 at 8:35 PM, Andres Freund <and...@2ndquadrant.com> wrote:
> On 2013-09-30 22:19:31 -0400, Bruce Momjian wrote:
>> On Sun, Sep 29, 2013 at 11:40:51AM +0530, Amit Kapila wrote:
>> > >> Shouldn't we do it for Set Constraints as well?
>> > >
>> > > Oh, very good point. I missed that one. Updated patch attached.
>>
>> I am glad you are seeing things I am not. :-)
>>
>> > 1. The function set_config also needs similar functionality, else
>> > there will be inconsistency, the SQL statement will give error but
>> > equivalent function set_config() will succeed.
>> >
>> > SQL Command
>> > postgres=# set local search_path='public';
>> > ERROR: SET LOCAL can only be used in transaction blocks
>> >
>> > Function
>> > postgres=# select set_config('search_path', 'public', true);
>> > set_config
>> > ------------
>> > public
>> > (1 row)
>>
>> I looked at this but could not see how to easily pass the value of
>> 'isTopLevel' down to the SELECT. All the other checks have isTopLevel
>> passed down from the utility case statement.
>
> Doesn't sound like a good idea to prohibit that anyway, it might
> intentionally be used as part of a more complex statement where it only
> should take effect during that single statement.
Agreed and I think it is good reason for not changing behaviour of
set_config().
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com
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