EmmyMiao87 opened a new pull request #3176: Solve the problem of mv selector 
when there is having clause in query
URL: https://github.com/apache/incubator-doris/pull/3176
 
 
   All of columns which belong to top of tupleIds in query shoud be considered 
in mv selecotr.
   For example:
   Select k1 from table group by k1 having sum(v1) >1;
   The candidate index should contain k1 and v1 columns instread of only k1.
   The rollup which only has k1 column should not be selected.
   The issue ISSUE-3174 describe in detail.

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