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  1. Flink
  2. FLINK-25968 Possible class leaks in flink-table / sql modules
  3. FLINK-25972

org.apache.calcite.rel.metadata.JaninoRelMetadataProvider#HANDLERS might cause class leaks

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Details

    • Sub-task
    • Status: Closed
    • Major
    • Resolution: Not A Problem
    • 1.15.0
    • None
    • Table SQL / Planner
    • None

    Description

      JaninoRelMetadataProvider -> static field HANDLERS -> generated class GeneratedMetadataHandler_ColumnNullCount loaded by org.codehaus.janino.ByteArrayClassLoader. This cache seems to use the strong references.

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            Unassigned Unassigned
            gaoyunhaii Yun Gao
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              Updated:
              Resolved: