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From Kunal Gupta <kunal1...@iiitd.ac.in>
Subject Re: Query returning different results in Apache Phoenix and MySQL
Date Mon, 12 Jan 2015 09:58:52 GMT
Thank You Gabriel for your response and will reply you soon with snapshot
of all becasue Table contain 466738 records so i will send you snapshot of
those who are missing in Phoenix.

Can you tell me if i can perform same operation in different way as i
defined in my earlier mail.I hope you got me question

Thanks , Kunal


On Mon, Jan 12, 2015 at 1:20 PM, Gabriel Reid <gabriel.reid@gmail.com>
wrote:

> Hi Kunal,
>
> I think you'll need to post some additional information to get an
> answer to your question. You said that MySQL returns 35 rows and
> Phoenix returns 32 rows, but it's not clear from your description what
> the rows are that are missing from the Phoenix result, or what it is
> that makes the Phoenix result incorrect and the MySQL result correct.
>
> The best approach to resolving this would be to create a minimal case,
> with a smaller number of rows, that demonstrates the issue that you're
> encountering.
>
> - Gabriel
>
>
> On Mon, Jan 12, 2015 at 8:43 AM, Kunal Gupta <kunal1340@iiitd.ac.in>
> wrote:
> > I have a table named as EVENTLOG which has 3 columns:
> >
> >     (CASEID VARCHAR(200), DATEPLUSTIME TIMESTAMP, SUBSTATUS VARCHAR(200))
> >
> > DATEPLUSTIME is in format of YYYY-MM-DD hh:mm:ss. Below is the query that
> > will work on Apache phoenix as well as for MySQL.
> >
> >     SELECT DISTINCT E1.SUBSTATUS
> >       FROM EVENTLOG AS E1
> >         WHERE E1.DATEPLUSTIME IN
> >              (SELECT MIN(E2.DATEPLUSTIME)
> >                          FROM EVENTLOG AS E2
> >                               GROUP BY E2.CASEID);
> >
> > Table contains 466738 records. When i perform the above query in MySQL ,
> i
> > get 35 rows of it but on Apache Phoenix i get 32 rows so it is missing 3
> > rows why is there difference in their result.
> > Table looks like the following(Records Striped).
> >
> >      +----+---+---+---+--+----------+----+-----------+
> >      | CASEID |      DATEPLUSTIME  | SUBSTATUS |
> >      +----+---+---+---+--------+-----+---+-----------+
> >      |  1     | 2010-04-10 18:20:38      | Assignment|
> >      |  1     | 2010-04-10 20:12:56      | Update    |
> >      |  1     | 2010-11-23 23:12:34      | Assigned  |
> >      |  1     | 2010-11-25 23:45:34      | Assigned  |
> >      |  2     | 2010-12-30 12:32:23      | Reassigned|
> >      |  2     | 2014-12-30 12:34:21      | Operator  |
> >      |  2     | 2014-12-25 20:32:45      | Operator  |
> >      |  3     | 2014-12-26 08:45:54      | Progress  |
> >      |  3     | 2014-12-30 08:49:32      | Call      |
> >      +----+---+---+---+---+----+------+--+-----------+
> > [Expected Output]
> >
> >     Assignment
> >     Reassigned
> >     Progress
> >
> > MySQL does the task correctly butr Phoenix return incomplete result.
> > Please help me.
> >
> >
> > Thanks , Kunal
> >
>

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