Package org.apache.pig.newplan.logical.relational

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

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        // C = join
        LogicalSchema jcschema8 = new LogicalSchema();
        jcschema8.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema8.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan8 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan8, 0, 0, null);
        LogicalExpressionPlan bprojplan8 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan8, 1, 0, null);
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    @Test
    public void testRelationalSameOpDifferentPreds() throws FrontendException {
        LogicalPlan lp1 = new LogicalPlan();
        LogicalSchema aschema1 = new LogicalSchema();
        aschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        LOLoad A1 = new LOLoad(new FileSpec("/abc",
            new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "y"})), aschema1, lp1, null);
        lp1.add(A1);
       
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        ConstantExpression fc1 = new ConstantExpression(fp1,
            new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
        new EqualExpression(fp1, fy1, fc1);
        LOFilter D1 = new LOFilter(lp1, fp1);
        LogicalSchema cschema = new LogicalSchema();
        cschema.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        D1.neverUseForRealSetSchema(cschema);
        lp1.add(D1);
        lp1.connect(A1, D1);
       
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        // A = load
        LogicalPlan lp = new LogicalPlan();
        {
            LogicalSchema aschema = new LogicalSchema();
            aschema.addField(new LogicalSchema.LogicalFieldSchema(
                "x", null, DataType.INTEGER));
            LOLoad A = new LOLoad(new FileSpec("/abc",
                new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "y"})), aschema, lp, null);
            lp.add(A);
       
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                new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "y"})), aschema, lp, null);
            lp.add(A);
       
            // B = load
            LogicalSchema bschema = new LogicalSchema();
            bschema.addField(new LogicalSchema.LogicalFieldSchema(
                "y", null, DataType.INTEGER));
            LOLoad B = new LOLoad(new FileSpec("/def",
                new FuncSpec("PigStorage", "\t")), bschema, lp, null);
            lp.add(B);
       
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                new FuncSpec("PigStorage", "\t")), bschema, lp, null);
            lp.add(B);
       
            // C = join
            LogicalSchema cschema = new LogicalSchema();
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "x", null, DataType.INTEGER));
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "y", null, DataType.INTEGER));
            LogicalExpressionPlan aprojplan = new LogicalExpressionPlan();
            new ProjectExpression(aprojplan, 0, 0, null);
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            // C = join
            LogicalSchema cschema = new LogicalSchema();
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "x", null, DataType.INTEGER));
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "y", null, DataType.INTEGER));
            LogicalExpressionPlan aprojplan = new LogicalExpressionPlan();
            new ProjectExpression(aprojplan, 0, 0, null);
            LogicalExpressionPlan bprojplan = new LogicalExpressionPlan();
            new ProjectExpression(bprojplan, 1, 0, null);
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        // Build a second similar plan to test equality
        // A = load
        LogicalPlan lp1 = new LogicalPlan();
        {
            LogicalSchema aschema = new LogicalSchema();
            aschema.addField(new LogicalSchema.LogicalFieldSchema(
                "x", null, DataType.INTEGER));
            LOLoad A = new LOLoad(new FileSpec("/abc",
                new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "y"})), aschema, lp1, null);
            lp1.add(A);
           
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                new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "y"})), aschema, lp1, null);
            lp1.add(A);
           
            // B = load
            LogicalSchema bschema = new LogicalSchema();
            bschema.addField(new LogicalSchema.LogicalFieldSchema(
                "y", null, DataType.INTEGER));
            LOLoad B = new LOLoad(new FileSpec("/def",
                new FuncSpec("PigStorage", "\t")), bschema, lp1, null);
            lp1.add(B);
           
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                new FuncSpec("PigStorage", "\t")), bschema, lp1, null);
            lp1.add(B);
           
            // C = join
            LogicalSchema cschema = new LogicalSchema();
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "x", null, DataType.INTEGER));
            cschema.addField(new LogicalSchema.LogicalFieldSchema(
                "y", null, DataType.INTEGER));
            LogicalExpressionPlan aprojplan = new LogicalExpressionPlan();
            new ProjectExpression(aprojplan, 0, 0, null);
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