[GitHub] [doris] mrhhsg opened a new pull request, #10832: [improvement]Use uint32 instead of size_t to reduce agg key's length

[GitBox]

mrhhsg opened a new pull request, #10832:
URL: https://github.com/apache/doris/pull/10832

   # Proposed changes
   
   Issue Number: close #xxx
   
   ## Problem Summary:
   
   Test on ssb-flat(100g) with SQL:
   ```
   SELECT
        SUM(LO_REVENUE), 
       (LO_ORDERDATE DIV 10000) AS YEAR,
        P_BRAND 
   FROM 
       lineorder_flat 
   GROUP BY 
       YEAR, P_BRAND 
   ORDER BY 
       YEAR, P_BRAND 
   limit 20;
   ```
   master: 17s886ms
   reduce_agg_key_length: 16s222ms
   
   ## Checklist(Required)
   
   1. Does it affect the original behavior: (Yes/No/I Don't know)
   2. Has unit tests been added: (Yes/No/No Need)
   3. Has document been added or modified: (Yes/No/No Need)
   4. Does it need to update dependencies: (Yes/No)
   5. Are there any changes that cannot be rolled back: (Yes/No)
   
   ## Further comments
   
   If this is a relatively large or complex change, kick off the discussion at 
[d...@doris.apache.org](mailto:d...@doris.apache.org) by explaining why you 
chose the solution you did and what alternatives you considered, etc...
   


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org


---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org
For additional commands, e-mail: commits-h...@doris.apache.org