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  1. Calcite
  2. CALCITE-665

ClassCastException in MongoDB adapter

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Details

    • Bug
    • Status: Closed
    • Minor
    • Resolution: Fixed
    • 1.1.0-incubating
    • 1.4.0-incubating
    • None
    • None
    • Windows x64, MongoDB , JDK 1.7

    Description

      When using with Mondrian 4.2 and With MongoDB (foodmart data),
      The following exception is raised.

      Exception in thread "main" java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.Long
      at org.apache.calcite.avatica.util.AbstractCursor$LongAccessor.getLong(AbstractCursor.java:483)
      at org.apache.calcite.avatica.util.AbstractCursor$AccessorImpl.getInt(AbstractCursor.java:252)
      at org.apache.calcite.avatica.AvaticaResultSet.getInt(AvaticaResultSet.java:248)
      at org.apache.commons.dbcp.DelegatingResultSet.getInt(DelegatingResultSet.java:225)
      at org.apache.commons.dbcp.DelegatingResultSet.getInt(DelegatingResultSet.java:225)
      at mondrian.spi.impl.SqlStatisticsProvider.getTableCardinality(SqlStatisticsProvider.java:52)
      at mondrian.rolap.RolapSchema$PhysStatistic.getTableCardinality(RolapSchema.java:2888)
      at mondrian.rolap.RolapSchema$PhysStatistic.getRelationCardinality(RolapSchema.java:2860)
      at mondrian.rolap.RolapSchema$PhysTable.populateColumns(RolapSchema.java:1859)
      at mondrian.rolap.RolapSchema$PhysRelationImpl.ensurePopulated(RolapSchema.java:1519)
      at mondrian.rolap.RolapSchema$PhysTable.ensurePopulated(RolapSchema.java:1729)
      at mondrian.rolap.RolapSchemaUpgrader.toPhysRelation(RolapSchemaUpgrader.java:1866)
      at mondrian.rolap.RolapSchemaUpgrader.convertCube(RolapSchemaUpgrader.java:179)
      at mondrian.rolap.RolapSchemaUpgrader.convertSchema(RolapSchemaUpgrader.java:2208)
      at mondrian.rolap.RolapSchemaUpgrader.upgrade(RolapSchemaUpgrader.java:125)
      at mondrian.rolap.RolapSchemaLoader.loadStage0(RolapSchemaLoader.java:254)
      at mondrian.rolap.RolapSchemaLoader.createSchema(RolapSchemaLoader.java:4303)
      at mondrian.rolap.RolapSchemaPool.get(RolapSchemaPool.java:210)
      at mondrian.rolap.RolapSchemaPool.get(RolapSchemaPool.java:62)
      at mondrian.rolap.RolapConnection.<init>(RolapConnection.java:160)
      at mondrian.rolap.RolapConnection.<init>(RolapConnection.java:84)
      at mondrian.olap.DriverManager.getConnection(DriverManager.java:112)
      at mondrian.olap.DriverManager.getConnection(DriverManager.java:68)
      at mondrian.olap.DriverManager.getConnection(DriverManager.java:50)
      at ....

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            julianhyde Julian Hyde
            nareshjois Naresh Jois
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            Dates

              Created:
              Updated:
              Resolved: