Re: [Postgres-xc-developers] Fix for test case combocid

[Abbas B. <abb...@en...>]

Sure, that should work. Let me try.

On Wed, May 8, 2013 at 9:18 AM, Ashutosh Bapat <
ash...@en...> wrote:

> Is that because the table is distributed? Can you please check if the
> table can be replicated (explicitly)?
>
>
> On Wed, May 8, 2013 at 7:12 AM, Abbas Butt <abb...@en...>wrote:
>
>> You are right, but the problem is that there is a test case in
>> combocid.sql that selects ctid
>>
>> SELECT ctid,cmin,* FROM combocidtest ORDER BY ctid;
>>
>> The query results in the following output on my machine.
>>  ctid  | cmin | foobar
>> -------+------+--------
>>  (0,1) |   10 |    444
>>
>> The alternate expected output file has
>>  ctid  | cmin | foobar
>> -------+------+--------
>>  (0,4) |   10 |    444
>>
>> The test fails on my machine and passes on buildfarm, meaning that the
>> query results in (0,4) as ctid on buildfarm.
>>
>> I therefore thought of resetting ctid, so that we can get (0,1) ctid on
>> buildfarm as well as the rest of the setups. But I agree that the
>> additional statement in SQL to reset ctid will not be required when
>> SAVEPOINTs are implemented.
>> What strategy should we then adopt to solve the issue?
>>
>> On Tue, May 7, 2013 at 4:17 PM, Ashutosh Bapat <
>> ash...@en...> wrote:
>>
>>> Hi Abbas,
>>> Since this diff is because we do not support a particular feature, I
>>> think, we need up update alternate expected output file (only) with the
>>> diff. There is no need to add any new SQL. If we do so, we will have
>>> problem in future, when we start supporting SAVEPOINT.
>>>
>>
>> The test case
>>
>>
>>>
>>>
>>> On Wed, Apr 24, 2013 at 11:12 PM, Abbas Butt <
>>> abb...@en...> wrote:
>>>
>>>> Hi,
>>>> The test was failing because ctid was being selected and was not being
>>>> reset explicitly.
>>>> SAVEPOINT is not implemented yet and the transaction fails because of
>>>> that statement.
>>>> Due to the failure / rollback the ctid remains incremented and that
>>>> incremented value
>>>> is dependent on cluster configuration.
>>>> The solution is to explicitly reset ctid using truncate statement.
>>>>
>>>> --
>>>> *Abbas*
>>>>  Architect
>>>>
>>>> Ph: 92.334.5100153
>>>>  Skype ID: gabbasb
>>>> www.enterprisedb.co <http://www.enterprisedb.com/>m<http://www.enterprisedb.com/>
>>>> *
>>>> Follow us on Twitter*
>>>> @EnterpriseDB
>>>>
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>>>>
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>>>>
>>>>
>>>
>>>
>>> --
>>> Best Wishes,
>>> Ashutosh Bapat
>>> EntepriseDB Corporation
>>> The Postgres Database Company
>>>
>>
>>
>>
>> --
>> --
>> *Abbas*
>>  Architect
>>
>> Ph: 92.334.5100153
>>  Skype ID: gabbasb
>> www.enterprisedb.co <http://www.enterprisedb.com/>m<http://www.enterprisedb.com/>
>> *
>> Follow us on Twitter*
>> @EnterpriseDB
>>
>> Visit EnterpriseDB for tutorials, webinars, whitepapers<http://www.enterprisedb.com/resources-community>and more<http://www.enterprisedb.com/resources-community>
>>
>
>
>
> --
> Best Wishes,
> Ashutosh Bapat
> EntepriseDB Corporation
> The Postgres Database Company
>



-- 
-- 
*Abbas*
 Architect

Ph: 92.334.5100153
 Skype ID: gabbasb
www.enterprisedb.co
<http://www.enterprisedb.com/>m<http://www.enterprisedb.com/>
*
Follow us on Twitter*
@EnterpriseDB

Visit EnterpriseDB for tutorials, webinars,
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