Re: Concurrency bug in UPDATE of partition-key

On 19 June 2018 at 13:06, Dilip Kumar  wrote:
> On Mon, Jun 18, 2018 at 6:19 PM, Amit Khandekar  wrote:
>> On 18 June 2018 at 17:56, Amit Kapila  wrote:
>>> On Mon, Jun 18, 2018 at 11:28 AM, Dilip Kumar  wrote:
>>>> Should we also create a test case where we can verify that some
>>>> unnecessary or duplicate triggers are not executed?
>>>>
>>>
>>> I am not sure how much value we will add by having such a test.  In
>>> general, it is good to have tests that cover various aspects of
>>> functionality, but OTOH, we have to be careful to not overdo it.
>>
>> Actually I am thinking, it's not a big deal adding a RAISE statement
>> in trigger function in the existing testcases. It will clearly show how
>> many times the trigger has executed. So I will go ahead and do that.
>
> Ok,  That makes sense to me.

Could not add RAISE statement, because the isolation test does not
seem to print those statements in the output. Instead, I have dumped
some rows in a new table through the trigger function, and did a
select from that table. Attached is v3 patch.

-- 
Thanks,
-Amit Khandekar
EnterpriseDB Corporation
The Postgres Database Company