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Posted to commits@doris.apache.org by GitBox <gi...@apache.org> on 2021/03/24 06:28:38 UTC

[GitHub] [incubator-doris] EmmyMiao87 commented on pull request #5216: [Feature] add broadcast_mem_limit (#5212)

EmmyMiao87 commented on pull request #5216:
URL: https://github.com/apache/incubator-doris/pull/5216#issuecomment-805538678


   > > Hi @ccoffline , we are working on a more accurate memory estimate model.
   > > And I think that will be better than setting a session variable.
   > 
   > May I have a view on this, maybe an issue, a doc or something?
   
   I will add the PR and doc later.
   Mainly based on our existing execution architecture, the method of evaluating the consumption of broadcast and shuffle has been modified. 
   So it will be much more accurate than before, so as to avoid the problem of wrong planning.


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