[GitHub] [carbondata] ajantha-bhat commented on pull request #3932: [CARBONDATA-3994] Skip Order by for map task if it is sort column and use limit pushdown for array_contains filter

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ajantha-bhat commented on pull request #3932:
URL: https://github.com/apache/carbondata/pull/3932#issuecomment-707071580


   @kunal642 : This optimization is only when first sort column is in order by column.
   so, the data in each task is completely sorted. so applying limit on each task and order by once on the limit data will give correct results.


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