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Posted to issues@kylin.apache.org by GitBox <gi...@apache.org> on 2020/04/22 07:28:48 UTC

[GitHub] [kylin] nichunen commented on a change in pull request #1071: add doc for KYLIN-4185

nichunen commented on a change in pull request #1071:
URL: https://github.com/apache/kylin/pull/1071#discussion_r368454036



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File path: website/_docs/install/configuration.md
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@@ -301,6 +301,7 @@ Both Kylin and HBase use compression when writing to disk, so Kylin will multipl
 - `kylin.cube.size-estimate-memhungry-ratio`: Deprecated, default is 0.05
 - `kylin.cube.size-estimate-countdistinct-ratio`: Cube Size Estimation with count distinct h= metric, default value is 0.5
 - `kylin.cube.size-estimate-topn-ratio`: Cube Size Estimation with TopN metric, default value is 0.5
+- `kylin.cube.size-estimate-enable-optimize`: Use historical estimation result to optimize the new one, default value is false 

Review comment:
       I think the description is a little puzzling. In my option, just say "enable optimization of cube size esimation" is enough.




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