[GitHub] [incubator-doris] zbtzbtzbt opened a new issue #8283: [Enhancement] faster string cmp implement

[GitBox]

zbtzbtzbt opened a new issue #8283:
URL: https://github.com/apache/incubator-doris/issues/8283


   In this issue, i record the experimental data of pull request 
https://github.com/apache/incubator-doris/pull/8229
   better than old pr https://github.com/apache/incubator-doris/pull/8214 (so i 
closed the old pr)
   
   **it will faster 2.5X for str1==str2 operator**
   <img width="936" alt="data_test" 
src="https://user-images.githubusercontent.com/35688959/156122704-aa7650a7-4476-49d4-9554-c55e98012a70.png";>
   
   **source data:**
   time cost unit is micro-seconds
   <img width="463" alt="data_test2" 
src="https://user-images.githubusercontent.com/35688959/156123129-5fdf4de1-17d9-45a6-9d57-09a0d22ebfc2.png";>
   
   
   **test code:**
   https://godbolt.org/z/W3Mdncv1P


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