Package org.apache.pig.experimental.logical.relational

Examples of org.apache.pig.experimental.logical.relational.LogicalSchema.addField()

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           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema3, lp);
        lp.add(A3);
       
        // B = load
        LogicalSchema jbschema3 = new LogicalSchema();
        jbschema3.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LOLoad B3 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema3, lp);
        lp.add(B3);
       
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            new FuncSpec("PigStorage", "\t")), jbschema3, lp);
        lp.add(B3);
       
        // C = join
        LogicalSchema jcschema3 = new LogicalSchema();
        jcschema3.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema3.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan3 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan3, DataType.INTEGER, 0, 0);
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        // C = join
        LogicalSchema jcschema3 = new LogicalSchema();
        jcschema3.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema3.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan3 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan3, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan3 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan3, DataType.INTEGER, 1, 0);
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    @Test
    public void testJoinDifferentNumInputs() throws IOException {
        LogicalPlan lp = new LogicalPlan();
               LogicalSchema jaschema1 = new LogicalSchema();
       jaschema1.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
       LOLoad A1 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema1, lp);
       lp.add(A1);
       
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           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema1, lp);
       lp.add(A1);
       
        // B = load
        LogicalSchema jbschema1 = new LogicalSchema();
        jbschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LOLoad B1 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema1, lp);
        lp.add(B1);
       
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            new FuncSpec("PigStorage", "\t")), jbschema1, lp);
        lp.add(B1);
       
        // C = join
        LogicalSchema jcschema1 = new LogicalSchema();
        jcschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan1, DataType.INTEGER, 0, 0);
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        // C = join
        LogicalSchema jcschema1 = new LogicalSchema();
        jcschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan1, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan1, DataType.INTEGER, 1, 0);
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        lp.connect(A1, C1);
        lp.connect(B1, C1);
        // A = load
        LogicalSchema jaschema5 = new LogicalSchema();
        jaschema5.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A5 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema5, lp);
        lp.add(A5);
       
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           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema5, lp);
        lp.add(A5);
       
        // B = load
        LogicalSchema jbschema5 = new LogicalSchema();
        jbschema5.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LOLoad B5 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema5, lp);
        lp.add(B5);
       
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            new FuncSpec("PigStorage", "\t")), jbschema5, lp);
        lp.add(B5);
       
        // Beta = load
        LogicalSchema jbetaschema5 = new LogicalSchema();
        jbetaschema5.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LOLoad Beta5 = new LOLoad(new FileSpec("/ghi",
            new FuncSpec("PigStorage", "\t")), jbetaschema5, lp);
        lp.add(Beta5);
       
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