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

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

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    ExprNodeDesc constant2 = new ExprNodeConstantDesc(TypeInfoFactory.stringTypeInfo, "bbb");
    List<ExprNodeDesc> children2 = Lists.newArrayList();
    children2.add(column2);
    children2.add(constant2);
    ExprNodeDesc node2 = new ExprNodeGenericFuncDesc(TypeInfoFactory.stringTypeInfo,
        new GenericUDFOPGreaterThan(), children2);
    assertNotNull(node2);

    List<ExprNodeDesc> bothFilters = Lists.newArrayList();
    bothFilters.add(node);
    bothFilters.add(node2);
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    ExprNodeDesc constant2 = new ExprNodeConstantDesc(TypeInfoFactory.stringTypeInfo, "bbb");
    List<ExprNodeDesc> children2 = Lists.newArrayList();
    children2.add(column2);
    children2.add(constant2);
    ExprNodeDesc node2 = new ExprNodeGenericFuncDesc(TypeInfoFactory.stringTypeInfo,
        new GenericUDFOPGreaterThan(), children2);
    assertNotNull(node2);

    List<ExprNodeDesc> bothFilters = Lists.newArrayList();
    bothFilters.add(node);
    bothFilters.add(node2);
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    ExprNodeDesc constant2 = new ExprNodeConstantDesc(TypeInfoFactory.intTypeInfo, 5);
    List<ExprNodeDesc> children2 = Lists.newArrayList();
    children2.add(column2);
    children2.add(constant2);
    ExprNodeDesc node2 = new ExprNodeGenericFuncDesc(TypeInfoFactory.stringTypeInfo,
        new GenericUDFOPGreaterThan(), children2);
    assertNotNull(node2);

    List<ExprNodeDesc> bothFilters = Lists.newArrayList();
    bothFilters.add(node);
    bothFilters.add(node2);
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    ExprNodeDesc constant2 = new ExprNodeConstantDesc(TypeInfoFactory.intTypeInfo, 5);
    List<ExprNodeDesc> children2 = Lists.newArrayList();
    children2.add(column2);
    children2.add(constant2);
    ExprNodeDesc node2 = new ExprNodeGenericFuncDesc(TypeInfoFactory.stringTypeInfo,
        new GenericUDFOPGreaterThan(), children2);
    assertNotNull(node2);

    List<ExprNodeDesc> bothFilters = Lists.newArrayList();
    bothFilters.add(node);
    bothFilters.add(node2);
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  @Test
  public void testStringFilterExpressions() throws HiveException {
    ExprNodeColumnDesc col1Expr = new  ExprNodeColumnDesc(String.class, "col1", "table", false);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc("Alpha");

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(constDesc);
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  public void testFilterStringColCompareStringColumnExpressions() throws HiveException {
    // Strings test
    ExprNodeColumnDesc col1Expr = new  ExprNodeColumnDesc(String.class, "col1", "table", false);
    ExprNodeColumnDesc col2Expr = new  ExprNodeColumnDesc(String.class, "col2", "table", false);

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
    exprDesc.setChildren(children1);

    List<String> columns = new ArrayList<String>();
    columns.add("col0");
    columns.add("col1");
    columns.add("col2");
    VectorizationContext vc = new VectorizationContext(columns);

    VectorExpression ve = vc.getVectorExpression(exprDesc, VectorExpressionDescriptor.Mode.FILTER);

    assertTrue(ve instanceof FilterStringGroupColGreaterStringGroupColumn);

    // 2 CHAR test
    CharTypeInfo charTypeInfo = new CharTypeInfo(10);
    col1Expr = new  ExprNodeColumnDesc(charTypeInfo, "col1", "table", false);
    col2Expr = new  ExprNodeColumnDesc(charTypeInfo, "col2", "table", false);

    udf = new GenericUDFOPGreaterThan();
    exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
    exprDesc.setChildren(children1);

    vc = new VectorizationContext(columns);

    ve = vc.getVectorExpression(exprDesc, VectorExpressionDescriptor.Mode.FILTER);

    assertTrue(ve instanceof FilterStringGroupColGreaterStringGroupColumn);

    // 2 VARCHAR test
    VarcharTypeInfo varcharTypeInfo = new VarcharTypeInfo(10);
    col1Expr = new  ExprNodeColumnDesc(varcharTypeInfo, "col1", "table", false);
    col2Expr = new  ExprNodeColumnDesc(varcharTypeInfo, "col2", "table", false);

    udf = new GenericUDFOPGreaterThan();
    exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
    exprDesc.setChildren(children1);

    vc = new VectorizationContext(columns);

    ve = vc.getVectorExpression(exprDesc, VectorExpressionDescriptor.Mode.FILTER);

    assertTrue(ve instanceof FilterStringGroupColGreaterStringGroupColumn);

    // Some mix tests (STRING, CHAR), (VARCHAR, CHAR), (VARCHAR, STRING)...
    col1Expr = new  ExprNodeColumnDesc(String.class, "col1", "table", false);
    col2Expr = new  ExprNodeColumnDesc(charTypeInfo, "col2", "table", false);

    udf = new GenericUDFOPGreaterThan();
    exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
    exprDesc.setChildren(children1);

    vc = new VectorizationContext(columns);

    ve = vc.getVectorExpression(exprDesc, VectorExpressionDescriptor.Mode.FILTER);

    assertTrue(ve instanceof FilterStringGroupColGreaterStringGroupColumn);

    col1Expr = new  ExprNodeColumnDesc(varcharTypeInfo, "col1", "table", false);
    col2Expr = new  ExprNodeColumnDesc(charTypeInfo, "col2", "table", false);

    udf = new GenericUDFOPGreaterThan();
    exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
    exprDesc.setChildren(children1);

    vc = new VectorizationContext(columns);

    ve = vc.getVectorExpression(exprDesc, VectorExpressionDescriptor.Mode.FILTER);

    assertTrue(ve instanceof FilterStringGroupColGreaterStringGroupColumn);

    col1Expr = new  ExprNodeColumnDesc(varcharTypeInfo, "col1", "table", false);
    col2Expr = new  ExprNodeColumnDesc(String.class, "col2", "table", false);

    udf = new GenericUDFOPGreaterThan();
    exprDesc = new ExprNodeGenericFuncDesc();
    exprDesc.setGenericUDF(udf);
    children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
    children1.add(col2Expr);
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  @Test
  public void testVectorizeFilterAndOrExpression() throws HiveException {
    ExprNodeColumnDesc col1Expr = new ExprNodeColumnDesc(Integer.class, "col1", "table", false);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(new Integer(10));

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc greaterExprDesc = new ExprNodeGenericFuncDesc();
    greaterExprDesc.setTypeInfo(TypeInfoFactory.booleanTypeInfo);
    greaterExprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
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  @Test
  public void testVectorizeAndOrProjectionExpression() throws HiveException {
    ExprNodeColumnDesc col1Expr = new ExprNodeColumnDesc(Integer.class, "col1", "table", false);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(new Integer(10));

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc greaterExprDesc = new ExprNodeGenericFuncDesc();
    greaterExprDesc.setTypeInfo(TypeInfoFactory.booleanTypeInfo);
    greaterExprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
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  @Test
  public void testNotExpression() throws HiveException {
    ExprNodeColumnDesc col1Expr = new ExprNodeColumnDesc(Integer.class, "col1", "table", false);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(new Integer(10));

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc greaterExprDesc = new ExprNodeGenericFuncDesc();
    greaterExprDesc.setTypeInfo(TypeInfoFactory.booleanTypeInfo);
    greaterExprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
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  @Test
  public void testNullExpressions() throws HiveException {
    ExprNodeColumnDesc col1Expr = new ExprNodeColumnDesc(Integer.class, "col1", "table", false);
    ExprNodeConstantDesc constDesc = new ExprNodeConstantDesc(new Integer(10));

    GenericUDFOPGreaterThan udf = new GenericUDFOPGreaterThan();
    ExprNodeGenericFuncDesc greaterExprDesc = new ExprNodeGenericFuncDesc();
    greaterExprDesc.setTypeInfo(TypeInfoFactory.booleanTypeInfo);
    greaterExprDesc.setGenericUDF(udf);
    List<ExprNodeDesc> children1 = new ArrayList<ExprNodeDesc>(2);
    children1.add(col1Expr);
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Related Classes of org.apache.hadoop.hive.ql.udf.generic.GenericUDFOPGreaterThan

  • org.apache.hadoop.hive.accumulo.predicate.TestAccumuloPredicateHandler
  • org.apache.hadoop.hive.ql.exec.vector.TestVectorizationContext
  • org.apache.hadoop.io.Text
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