[jira] [Commented] (KYLIN-5311) Improve performance of getSubstitutor

[ASF GitHub Bot (Jira)]

    [ 
https://issues.apache.org/jira/browse/KYLIN-5311?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17643239#comment-17643239
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ASF GitHub Bot commented on KYLIN-5311:
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hit-lacus commented on PR #2041:
URL: https://github.com/apache/kylin/pull/2041#issuecomment-1337090621

   Thanks @JialeHe !




> Improve performance of getSubstitutor
> -------------------------------------
>
>                 Key: KYLIN-5311
>                 URL: https://issues.apache.org/jira/browse/KYLIN-5311
>             Project: Kylin
>          Issue Type: Bug
>          Components: Others
>            Reporter: Jiale He
>            Priority: Major
>             Fix For: 5.0-alpha
>
>
> h3. Fix Design
> 参考
> +[KYLIN-5274] Improve performance of getSubstitutor - ASF JIRA+
>  # 将substitutor缓存，不重复初始化
>  # 增加{{{}CompositeMapView  {}}} 来同时支持properties和system env
>  # 增加{{{}ICachedExternalConfigLoader{}}} 接口，来标识不可变properties



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