Package org.apache.hadoop.hive.ql.io.sarg

Examples of org.apache.hadoop.hive.ql.io.sarg.PredicateLeaf

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  @Test
  public void testBetween() throws Exception {
    List<Object> args = new ArrayList<Object>();
    args.add(10L);
    args.add(20L);
    PredicateLeaf pred = TestSearchArgumentImpl.createPredicateLeaf
        (PredicateLeaf.Operator.BETWEEN, PredicateLeaf.Type.INTEGER,
            "x", null, args);
    assertEquals(TruthValue.NO_NULL,
        RecordReaderImpl.evaluatePredicate(createIntStats(0L, 5L), pred));
    assertEquals(TruthValue.NO_NULL,
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        RecordReaderImpl.evaluatePredicate(createIntStats(12L, 18L), pred));
  }

  @Test
  public void testIsNull() throws Exception {
    PredicateLeaf pred = TestSearchArgumentImpl.createPredicateLeaf
        (PredicateLeaf.Operator.IS_NULL, PredicateLeaf.Type.INTEGER,
            "x", null, null);
    assertEquals(TruthValue.YES_NO,
        RecordReaderImpl.evaluatePredicate(createIntStats(20L, 30L), pred));
  }
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    SearchArgumentImpl sarg =
        (SearchArgumentImpl) SearchArgumentFactory.create(getFuncDesc(exprStr));
    List<PredicateLeaf> leaves = sarg.getLeaves();
    assertEquals(4, leaves.size());

    PredicateLeaf leaf = leaves.get(0);
    assertEquals(PredicateLeaf.Type.STRING, leaf.getType());
    assertEquals(PredicateLeaf.Operator.IS_NULL, leaf.getOperator());
    assertEquals("first_name", leaf.getColumnName());
    assertEquals(null, leaf.getLiteral());
    assertEquals(null, leaf.getLiteralList());

    leaf = leaves.get(1);
    assertEquals(PredicateLeaf.Type.STRING, leaf.getType());
    assertEquals(PredicateLeaf.Operator.EQUALS, leaf.getOperator());
    assertEquals("first_name", leaf.getColumnName());
    assertEquals("sue", leaf.getLiteral());

    leaf = leaves.get(2);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(12L, leaf.getLiteral());

    leaf = leaves.get(3);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN_EQUALS, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(4L, leaf.getLiteral());

    assertEquals("(or leaf-0 (not leaf-1) (not leaf-2) leaf-3)",
        sarg.getExpression().toString());
    assertNoSharedNodes(sarg.getExpression(),
        Sets.<ExpressionTree>newIdentityHashSet());
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    SearchArgumentImpl sarg =
        (SearchArgumentImpl) SearchArgumentFactory.create(getFuncDesc(exprStr));
    List<PredicateLeaf> leaves = sarg.getLeaves();
    assertEquals(3, leaves.size());

    PredicateLeaf leaf = leaves.get(0);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.BETWEEN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(null, leaf.getLiteral());
    assertEquals(23L, leaf.getLiteralList().get(0));
    assertEquals(45L, leaf.getLiteralList().get(1));

    leaf = leaves.get(1);
    assertEquals(PredicateLeaf.Type.STRING, leaf.getType());
    assertEquals(PredicateLeaf.Operator.EQUALS, leaf.getOperator());
    assertEquals("first_name", leaf.getColumnName());
    assertEquals("alan", leaf.getLiteral());

    leaf = leaves.get(2);
    assertEquals(PredicateLeaf.Type.STRING, leaf.getType());
    assertEquals(PredicateLeaf.Operator.EQUALS, leaf.getOperator());
    assertEquals("last_name", leaf.getColumnName());
    assertEquals("smith", leaf.getLiteral());

    assertEquals("(and leaf-0 leaf-1 leaf-2)",
        sarg.getExpression().toString());
    assertNoSharedNodes(sarg.getExpression(),
        Sets.<ExpressionTree>newIdentityHashSet());
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    SearchArgumentImpl sarg =
        (SearchArgumentImpl) SearchArgumentFactory.create(getFuncDesc(exprStr));
    List<PredicateLeaf> leaves = sarg.getLeaves();
    assertEquals(3, leaves.size());

    PredicateLeaf leaf = leaves.get(0);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.EQUALS, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(12L, leaf.getLiteral());

    leaf = leaves.get(1);
    assertEquals(PredicateLeaf.Type.STRING, leaf.getType());
    assertEquals(PredicateLeaf.Operator.IN, leaf.getOperator());
    assertEquals("first_name", leaf.getColumnName());
    assertEquals("john", leaf.getLiteralList().get(0));
    assertEquals("sue", leaf.getLiteralList().get(1));

    leaf = leaves.get(2);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.IN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(34L, leaf.getLiteralList().get(0));
    assertEquals(50L, leaf.getLiteralList().get(1));

    assertEquals("(and (not leaf-0) leaf-1 leaf-2)",
        sarg.getExpression().toString());
    assertNoSharedNodes(sarg.getExpression(),
        Sets.<ExpressionTree>newIdentityHashSet());
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    SearchArgumentImpl sarg =
        (SearchArgumentImpl) SearchArgumentFactory.create(getFuncDesc(exprStr));
    List<PredicateLeaf> leaves = sarg.getLeaves();
    assertEquals(9, leaves.size());

    PredicateLeaf leaf = leaves.get(0);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(18L, leaf.getLiteral());

    leaf = leaves.get(1);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(10L, leaf.getLiteral());

    leaf = leaves.get(2);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(13L, leaf.getLiteral());

    leaf = leaves.get(3);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(16L, leaf.getLiteral());

    leaf = leaves.get(4);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(11L, leaf.getLiteral());

    leaf = leaves.get(5);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(12L, leaf.getLiteral());

    leaf = leaves.get(6);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(14L, leaf.getLiteral());

    leaf = leaves.get(7);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(15L, leaf.getLiteral());

    leaf = leaves.get(8);
    assertEquals(PredicateLeaf.Type.INTEGER, leaf.getType());
    assertEquals(PredicateLeaf.Operator.LESS_THAN, leaf.getOperator());
    assertEquals("id", leaf.getColumnName());
    assertEquals(17L, leaf.getLiteral());

    assertEquals("(and" +
        " (or leaf-0 leaf-1 leaf-2 leaf-3)" +
        " (or leaf-0 leaf-4 leaf-2 leaf-3)" +
        " (or leaf-0 leaf-5 leaf-2 leaf-3)" +
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Related Classes of org.apache.hadoop.hive.ql.io.sarg.PredicateLeaf

  • org.apache.hadoop.hive.ql.io.orc.TestRecordReaderImpl
  • org.apache.hadoop.hive.ql.io.sarg.TestSearchArgumentImpl
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