Jiale He created KYLIN-5311:
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Summary: 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
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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