Package io.crate.operation.operator

Examples of io.crate.operation.operator.EqOperator

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    }

    @Test
    public void testCollectWithNullWhereClause() throws Exception {
        EqOperator op = (EqOperator) functions.get(new FunctionIdent(
                EqOperator.NAME, ImmutableList.<DataType>of(DataTypes.INTEGER, DataTypes.INTEGER)));
        CollectNode collectNode = new CollectNode("whereClause", testRouting);
        collectNode.toCollect(Arrays.<Symbol>asList(testNodeReference));
        collectNode.whereClause(new WhereClause(new Function(
                op.info(),
                Arrays.<Symbol>asList(Literal.NULL, Literal.NULL)
        )));
        Object[][] result = operation.collect(collectNode).get();
        assertArrayEquals(new Object[0][], result);
    }
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    }

    @Test
    public void testCollectShardExpressionsWhereShardIdIs0() throws Exception {
        EqOperator op = (EqOperator) functions.get(new FunctionIdent(
                EqOperator.NAME, ImmutableList.<DataType>of(DataTypes.INTEGER, DataTypes.INTEGER)));

        CollectNode collectNode = new CollectNode("shardCollect", shardRouting(0, 1));
        collectNode.toCollect(Arrays.<Symbol>asList(testShardIdReference));
        collectNode.whereClause(new WhereClause(
                new Function(op.info(), Arrays.<Symbol>asList(testShardIdReference, Literal.newLiteral(0)))));
        collectNode.maxRowGranularity(RowGranularity.SHARD);
        Object[][] result = operation.collect(collectNode).get();
        assertThat(result.length, is(equalTo(1)));
        assertThat((Integer) result[0][0], is(0));
    }
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        assertThat((Long)rows[2][3], is(2L));
    }

    @Test
    public void testFilterProjection() throws Exception {
        EqOperator op = (EqOperator)functions.get(
                new FunctionIdent(EqOperator.NAME, ImmutableList.<DataType>of(DataTypes.INTEGER, DataTypes.INTEGER)));
        Function function = new Function(
                op.info(), Arrays.<Symbol>asList(Literal.newLiteral(2), new InputColumn(1)));
        FilterProjection projection = new FilterProjection(function);
        projection.outputs(Arrays.<Symbol>asList(new InputColumn(0), new InputColumn(1)));

        CollectingProjector collectingProjector = new CollectingProjector();
        Projector projector = visitor.process(projection);
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        assertThat(((BytesRef) result[1][2]).utf8ToString(), isOneOf("1", "3"));
    }

    @Test
    public void testCollectDocLevelWhereClause() throws Exception {
        EqOperator op = (EqOperator) functions.get(new FunctionIdent(EqOperator.NAME,
                ImmutableList.<DataType>of(DataTypes.INTEGER, DataTypes.INTEGER)));
        CollectNode collectNode = new CollectNode("docCollect", routing(TEST_TABLE_NAME));
        collectNode.toCollect(Arrays.<Symbol>asList(testDocLevelReference));
        collectNode.maxRowGranularity(RowGranularity.DOC);
        collectNode.whereClause(new WhereClause(new Function(
                op.info(),
                Arrays.<Symbol>asList(testDocLevelReference, Literal.newLiteral(2)))
        ));

        Object[][] result = operation.collect(collectNode).get();
        assertThat(result.length, is(1));
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Related Classes of io.crate.operation.operator.EqOperator

  • io.crate.operation.collect.DocLevelCollectTest
  • io.crate.operation.collect.LocalDataCollectTest
  • io.crate.operation.projectors.ProjectionToProjectorVisitorTest
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