Package org.apache.pig.newplan.logical.expression

Examples of org.apache.pig.newplan.logical.expression.LogicalExpressionPlan

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            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);
            MultiMap<Integer, LogicalExpressionPlan> mm =
                new MultiMap<Integer, LogicalExpressionPlan>();
            mm.put(0, aprojplan);
            mm.put(1, bprojplan);
            LOJoin C = new LOJoin(lp, mm, JOINTYPE.HASH, new boolean[] {true, true});
            C.neverUseForRealSetSchema(cschema);
            lp.add(C);
            lp.connect(A, C);
            lp.connect(B, C);
           
            // D = filter
            LogicalExpressionPlan filterPlan = new LogicalExpressionPlan();
            ProjectExpression fy = new ProjectExpression(filterPlan, 0, 1, null);
            ConstantExpression fc = new ConstantExpression(filterPlan, new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
            new EqualExpression(filterPlan, fy, fc);
            LOFilter D = new LOFilter(lp, filterPlan);
            D.neverUseForRealSetSchema(cschema);
            lp.add(D);
            lp.connect(C, D);
        }
       
        // 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);
           
            // 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);
           
            // 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);
            MultiMap<Integer, LogicalExpressionPlan> mm =
                new MultiMap<Integer, LogicalExpressionPlan>();
            mm.put(0, aprojplan);
            mm.put(1, bprojplan);
            LOJoin C = new LOJoin(lp1, mm, JOINTYPE.HASH, new boolean[] {true, true});
            C.neverUseForRealSetSchema(cschema);
            lp1.add(C);
            lp1.connect(A, C);
            lp1.connect(B, C);
               
           
            // D = filter
            LogicalExpressionPlan filterPlan = new LogicalExpressionPlan();
            ProjectExpression fy = new ProjectExpression(filterPlan, 0, 1, null);
            ConstantExpression fc = new ConstantExpression(filterPlan, new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
            new EqualExpression(filterPlan, fy, fc);
            LOFilter D = new LOFilter(lp1, filterPlan);
            D.neverUseForRealSetSchema(cschema);
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    @Test
    public void testFilterDifferentPredicates() throws FrontendException {
        LogicalPlan lp = new LogicalPlan();
           
        LogicalExpressionPlan fp1 = new LogicalExpressionPlan();
        ProjectExpression fy1 = new ProjectExpression(fp1, 0, 1, null);
        ConstantExpression fc1 = new ConstantExpression(fp1,
            new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
        new EqualExpression(fp1, fy1, fc1);
        LOFilter D1 = new LOFilter(lp, fp1);
        LogicalSchema cschema = new LogicalSchema();
        cschema.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        cschema.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        D1.neverUseForRealSetSchema(cschema);
        lp.add(D1);
       
        LogicalExpressionPlan fp2 = new LogicalExpressionPlan();
        ProjectExpression fy2 = new ProjectExpression(fp2, 0, 1, null);
        ConstantExpression fc2 = new ConstantExpression(fp2,
            new Integer(1), new LogicalFieldSchema(null, null, DataType.INTEGER));
        new EqualExpression(fp2, fy2, fc2);
        LOFilter D2 = new LOFilter(lp, fp2);
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        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, 0, 0, null);
        LogicalExpressionPlan bprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan1, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm1 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm1.put(0, aprojplan1);
        mm1.put(1, bprojplan1);
        LOJoin C1 = new LOJoin(lp, mm1, JOINTYPE.HASH, new boolean[] {true, true});
        C1.neverUseForRealSetSchema(jcschema1);
        lp.add(C1);
        lp.connect(A1, C1);
        lp.connect(B1, C1);
       
        // A = load
        LogicalSchema jaschema2 = new LogicalSchema();
        jaschema2.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A2 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema2, lp, null);
        lp.add(A2);
       
        // B = load
        LogicalSchema jbschema2 = new LogicalSchema();
        jbschema2.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LOLoad B2 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema2, lp, null);
        lp.add(B2);
       
        // C = join
        LogicalSchema jcschema2 = new LogicalSchema();
        jcschema2.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema2.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan2 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan2, 0, 0, null);
        LogicalExpressionPlan bprojplan2 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan2, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm2 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm2.put(0, aprojplan2);
        mm2.put(1, bprojplan2);
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        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, 0, 0, null);
        LogicalExpressionPlan bprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan1, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm1 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm1.put(0, aprojplan1);
        mm1.put(1, bprojplan1);
        LOJoin C1 = new LOJoin(lp, mm1, JOINTYPE.HASH, new boolean[] {true, true});
        C1.neverUseForRealSetSchema(jcschema1);
        lp.add(C1);
        lp.connect(A1, C1);
        lp.connect(B1, C1);
       
        // Test different inner status
        // A = load
        LogicalSchema jaschema3 = new LogicalSchema();
        jaschema3.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A3 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema3, lp, null);
        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, null);
        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, 0, 0, null);
        LogicalExpressionPlan bprojplan3 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan3, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm3 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm3.put(0, aprojplan3);
        mm3.put(1, bprojplan3);
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        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, 0, 0, null);
        LogicalExpressionPlan bprojplan1 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan1, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm1 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm1.put(0, aprojplan1);
        mm1.put(1, bprojplan1);
        LOJoin C1 = new LOJoin(lp, mm1, JOINTYPE.HASH, new boolean[] {true, true});
        C1.neverUseForRealSetSchema(jcschema1);
        lp.add(C1);
        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, null);
        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, null);
        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, null);
        lp.add(Beta5);
       
        // C = join
        LogicalSchema jcschema5 = new LogicalSchema();
        jcschema5.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema5.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan5 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan5, 0, 0, null);
        LogicalExpressionPlan bprojplan5 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan5, 1, 0, null);
        LogicalExpressionPlan betaprojplan5 = new LogicalExpressionPlan();
        new ProjectExpression(betaprojplan5, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm5 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm5.put(0, aprojplan5);
        mm5.put(1, bprojplan5);
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        LogicalSchema jcschema6 = new LogicalSchema();
        jcschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan6, 0, 0, null);
        LogicalExpressionPlan bprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan6, 1, 0, null);
        LogicalExpressionPlan b2projplan6 = new LogicalExpressionPlan();
        new ProjectExpression(b2projplan6, 1, 1, null);
        MultiMap<Integer, LogicalExpressionPlan> mm6 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm6.put(0, aprojplan6);
        mm6.put(1, bprojplan6);
        mm6.put(1, b2projplan6);
        LOJoin C6 = new LOJoin(lp, mm6, JOINTYPE.HASH, new boolean[] {true, true});
        C6.neverUseForRealSetSchema(jcschema6);
        lp.add(C6);
        lp.connect(A6, C6);
        lp.connect(B6, C6);
       
       
        LogicalSchema jaschema7 = new LogicalSchema();
        jaschema7.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A7 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema7, lp, null);
        lp.add(A7);
       
        // B = load
        LogicalSchema jbschema7 = new LogicalSchema();
        jbschema7.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        jbschema7.addField(new LogicalSchema.LogicalFieldSchema(
            "z", null, DataType.LONG));
        LOLoad B7 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema7, lp, null);
        lp.add(B7);
       
        // C = join
        LogicalSchema jcschema7 = new LogicalSchema();
        jcschema7.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema7.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan7 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan7, 0, 0, null);
        LogicalExpressionPlan bprojplan7 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan7, 1, 1, null);
        LogicalExpressionPlan b2projplan7 = new LogicalExpressionPlan();
        new ProjectExpression(b2projplan7, 1, 0, null);
        MultiMap<Integer, LogicalExpressionPlan> mm7 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm7.put(0, aprojplan7);
        mm7.put(1, bprojplan7);
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        LogicalSchema jcschema6 = new LogicalSchema();
        jcschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        jcschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        LogicalExpressionPlan aprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(aprojplan6, 0, 0, null);
        LogicalExpressionPlan bprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan6, 1, 0, null);
        LogicalExpressionPlan b2projplan6 = new LogicalExpressionPlan();
        new ProjectExpression(b2projplan6, 1, 1, null);
        MultiMap<Integer, LogicalExpressionPlan> mm6 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm6.put(0, aprojplan6);
        mm6.put(1, bprojplan6);
        mm6.put(1, b2projplan6);
        LOJoin C6 = new LOJoin(lp, mm6, JOINTYPE.HASH, new boolean[] {true, true});
        C6.neverUseForRealSetSchema(jcschema6);
        lp.add(C6);
        lp.connect(A6, C6);
        lp.connect(B6, C6);
       
        // Test different different number of join keys
        LogicalSchema jaschema8 = new LogicalSchema();
        jaschema8.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A8 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema8, lp, null);
        lp.add(A8);
       
        // B = load
        LogicalSchema jbschema8 = new LogicalSchema();
        jbschema8.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        jbschema8.addField(new LogicalSchema.LogicalFieldSchema(
            "z", null, DataType.LONG));
        LOLoad B8 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema8, lp, null);
        lp.add(B8);
       
        // 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);
        MultiMap<Integer, LogicalExpressionPlan> mm8 =
            new MultiMap<Integer, LogicalExpressionPlan>();
        mm8.put(0, aprojplan8);
        mm8.put(1, bprojplan8);
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            "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);
       
        LogicalExpressionPlan fp1 = new LogicalExpressionPlan();
        ProjectExpression fy1 = new ProjectExpression(fp1, 0, 0, null);
        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);
       
        LogicalPlan lp2 = new LogicalPlan();
        LOLoad A2 = new LOLoad(new FileSpec("/abc",
            new FuncSpec(DummyLoad.class.getName(), new String[] {"x", "z"})), null, lp2, null);
        lp2.add(A2);
       
        LogicalExpressionPlan fp2 = new LogicalExpressionPlan();
        ProjectExpression fy2 = new ProjectExpression(fp2, 0, 0, null);
        ConstantExpression fc2 = new ConstantExpression(fp2,
            new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
        new EqualExpression(fp2, fy2, fc2);
        LOFilter D2 = new LOFilter(lp2, fp2);
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        appendEdges( loStream );
    }
   
    @Override
    public void visit(LOFilter filter) throws FrontendException {
      LogicalExpressionPlan expPlan = filter.getFilterPlan();
      MyLogicalExpressionVisitor visitor = new MyLogicalExpressionVisitor( expPlan );
      sb.append("[" + visitor.printToString() + "]" );
     
      appendEdges( filter );
    }
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        MultiMap<Integer, LogicalExpressionPlan> mm =
            new MultiMap<Integer, LogicalExpressionPlan>();
        LOJoin C = new LOJoin(lp, mm, JOINTYPE.HASH, new boolean[] {true, true});
       
        LogicalExpressionPlan aprojplan = new LogicalExpressionPlan();
        ProjectExpression x = new ProjectExpression(aprojplan, 0, 0, C);
        x.neverUseForRealSetFieldSchema(new LogicalFieldSchema(null, null,
                DataType.INTEGER, 1));
        LogicalExpressionPlan bprojplan = new LogicalExpressionPlan();
        ProjectExpression y = new ProjectExpression(bprojplan, 1, 0, C);
        y.neverUseForRealSetFieldSchema(new LogicalFieldSchema(null, null,
                DataType.INTEGER, 2));
        mm.put(0, aprojplan);
        mm.put(1, bprojplan);
       
        C.neverUseForRealSetSchema(cschema);
        // Don't add it to the plan quite yet
       
        // D = filter
        LogicalExpressionPlan filterPlan = new LogicalExpressionPlan();
        LOFilter D = new LOFilter(lp, filterPlan);
        ProjectExpression fy = new ProjectExpression(filterPlan, 0, 1, D);
        fy.neverUseForRealSetFieldSchema(new LogicalFieldSchema(null, null,
                DataType.INTEGER, 2));
        ConstantExpression fc = new ConstantExpression(filterPlan, new Integer(0), new LogicalFieldSchema(null, null, DataType.INTEGER));
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