Package org.apache.hadoop.hive.ql.udf.generic

Examples of org.apache.hadoop.hive.ql.udf.generic.GenericUDFOPMinus

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    /**
     * Create original expression tree for following
     * (plus (minus (plus col1 col2) col3) (multiply col4 (mod col5 col6)) )
     */
    GenericUDFOPPlus udf1 = new GenericUDFOPPlus();
    GenericUDFOPMinus udf2 = new GenericUDFOPMinus();
    GenericUDFOPMultiply udf3 = new GenericUDFOPMultiply();
    GenericUDFOPPlus udf4 = new GenericUDFOPPlus();
    GenericUDFOPMod udf5 = new GenericUDFOPMod();

    ExprNodeGenericFuncDesc sumExpr = new ExprNodeGenericFuncDesc();
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    assertEquals(ve.getChildExpressions()[0].getClass(), LongColGreaterLongScalar.class);
  }

  @Test
  public void testVectorizeScalarColumnExpression() throws HiveException {
    GenericUDFOPMinus gudf = new GenericUDFOPMinus();
    List<ExprNodeDesc> children = new ArrayList<ExprNodeDesc>(2);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(TypeInfoFactory.longTypeInfo, 20);
    ExprNodeColumnDesc colDesc = new ExprNodeColumnDesc(Long.class, "a", "table", false);

    children.add(constDesc);
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    /**
     * Create original expression tree for following
     * (plus (minus (plus col1 col2) col3) (multiply col4 (mod col5 col6)) )
     */
    GenericUDFOPPlus udf1 = new GenericUDFOPPlus();
    GenericUDFOPMinus udf2 = new GenericUDFOPMinus();
    GenericUDFOPMultiply udf3 = new GenericUDFOPMultiply();
    GenericUDFOPPlus udf4 = new GenericUDFOPPlus();
    GenericUDFOPMod udf5 = new GenericUDFOPMod();

    ExprNodeGenericFuncDesc sumExpr = new ExprNodeGenericFuncDesc();
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    assertEquals(ve.getChildExpressions()[0].getClass(), LongColGreaterLongScalar.class);
  }

  @Test
  public void testVectorizeScalarColumnExpression() throws HiveException {
    GenericUDFOPMinus gudf = new GenericUDFOPMinus();
    List<ExprNodeDesc> children = new ArrayList<ExprNodeDesc>(2);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(TypeInfoFactory.longTypeInfo, 20);
    ExprNodeColumnDesc colDesc = new ExprNodeColumnDesc(Long.class, "a", "table", false);

    children.add(constDesc);
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Related Classes of org.apache.hadoop.hive.ql.udf.generic.GenericUDFOPMinus

  • org.apache.hadoop.hive.common.type.HiveDecimal
  • org.apache.hadoop.hive.ql.exec.vector.TestVectorizationContext
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