hongbin ma created KYLIN-2985:
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Summary: 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
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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