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https://issues.apache.org/jira/browse/KYLIN-2985?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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hongbin ma updated KYLIN-2985:
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Fix Version/s: v2.3.0
> Cache temp json file created by each Calcite Connection
> -------------------------------------------------------
>
> Key: KYLIN-2985
> URL: https://issues.apache.org/jira/browse/KYLIN-2985
> Project: Kylin
> Issue Type: Improvement
> Reporter: hongbin ma
> Priority: Normal
> Fix For: v2.3.0
>
>
> In org.apache.kylin.query.schema.OLAPSchemaFactory, each caclite connection
> will hold a temp file in JVM. The total number of temp files could accumulate
> very large. A simple cache could address the problem
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