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Posted to issues@kylin.apache.org by "hongbin ma (JIRA)" <ji...@apache.org> on 2017/11/02 02:33:00 UTC

[jira] [Updated] (KYLIN-2985) Cache temp json file created by each Calcite Connection

     [ https://issues.apache.org/jira/browse/KYLIN-2985?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

hongbin ma updated KYLIN-2985:
------------------------------
    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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