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

Examples of org.apache.pig.experimental.logical.relational.LogicalSchema

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        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
        POForEach pForEach = (POForEach)pFE;
        PhysicalPlan inputPln = pForEach.getInputPlans().get(0);
       
        assertEquals(1, ls.getField(0).uid);
        assertEquals(2, ls.getField(1).uid);
       
        LogicalRelationalOperator fe =
            (LogicalRelationalOperator) newLogicalPlan.getSuccessors(load).get(0);
        assertEquals( LOForEach.class, fe.getClass() );
        LOForEach forEach = (LOForEach)fe;
       
        org.apache.pig.experimental.logical.relational.LogicalPlan innerPlan =
            forEach.getInnerPlan();
       
        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 1, gen.getOutputPlans().size() );
        LogicalExpressionPlan genExp = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp.getSources().size() );
       
        // Main Tests start here
        assertEquals( BinCondExpression.class, genExp.getSources().get(0).getClass() );
        BinCondExpression add = (BinCondExpression) genExp.getSources().get(0);
        assertEquals( LessThanExpression.class, add.getCondition().getClass() );
        LessThanExpression lessThan = (LessThanExpression) add.getCondition();
        assertEquals( ProjectExpression.class, lessThan.getLhs().getClass() );
        ProjectExpression prj1 = ((ProjectExpression)lessThan.getLhs());
        ProjectExpression prj2 = ((ProjectExpression)lessThan.getRhs());
        assertEquals( ls.getField(0).uid, prj1.getUid() );
        assertEquals( ProjectExpression.class, lessThan.getRhs().getClass() );
        assertEquals( ls.getField(1).uid, prj2.getUid() );
       
        assertEquals( ProjectExpression.class, add.getLhs().getClass() );
        ProjectExpression prj3 = ((ProjectExpression)add.getLhs());
        assertEquals( ls.getField(1).uid, prj3.getUid() );
        assertEquals( ProjectExpression.class, add.getRhs().getClass() );
        ProjectExpression prj4 = ((ProjectExpression)add.getRhs());
        assertEquals( ls.getField(0).uid, prj4.getUid() );
       
       
        assertEquals( 4, inputPln.getRoots().size() );
        for( PhysicalOperator p : inputPln.getRoots() ) {
            assertEquals( POProject.class, p.getClass() );
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        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
        POForEach pForEach = (POForEach)pFE;
        PhysicalPlan inputPln1 = pForEach.getInputPlans().get(0);
       
        assertEquals(1, ls.getField(0).uid);
        assertEquals(2, ls.getField(1).uid);
       
        LogicalRelationalOperator fe =
            (LogicalRelationalOperator) newLogicalPlan.getSuccessors(load).get(0);
        assertEquals( LOForEach.class, fe.getClass() );
        LOForEach forEach = (LOForEach)fe;
       
        org.apache.pig.experimental.logical.relational.LogicalPlan innerPlan =
            forEach.getInnerPlan();
       
        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 2, gen.getOutputPlans().size() );
       
        LogicalExpressionPlan genExp1 = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp1.getSources().size() );
        assertEquals( ProjectExpression.class, genExp1.getSources().get(0).getClass() );
        ProjectExpression prj1  = (ProjectExpression) genExp1.getSources().get(0);
        assertEquals( ls.getField(0).uid, prj1.getUid() );
       
        LogicalExpressionPlan genExp2 = gen.getOutputPlans().get(1);
        assertEquals( UserFuncExpression.class, genExp2.getSources().get(0).getClass() );
        assertEquals( ProjectExpression.class, genExp2.getSinks().get(0).getClass() );
        ProjectExpression prj2 = (ProjectExpression)genExp2.getSinks().get(0);
        assertEquals( ls.getField(1).uid, prj2.getUid() );
       
        assertEquals( 1, inputPln1.getLeaves().size() );
        assertEquals( 1, inputPln1.getRoots().size() );
        assertEquals( POProject.class, inputPln1.getLeaves().get(0).getClass() );
        assertEquals( 0, (( POProject) inputPln1.getLeaves().get(0)).getColumn() );
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        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
        POForEach pForEach = (POForEach)pFE;
        PhysicalPlan inputPln = pForEach.getInputPlans().get(0);
       
        assertEquals(1, ls.getField(0).uid);
        assertEquals(2, ls.getField(1).uid);
       
        LogicalRelationalOperator fe =
            (LogicalRelationalOperator) newLogicalPlan.getSuccessors(load).get(0);
        assertEquals( LOForEach.class, fe.getClass() );
        LOForEach forEach = (LOForEach)fe;
       
        org.apache.pig.experimental.logical.relational.LogicalPlan innerPlan =
            forEach.getInnerPlan();
       
        assertEquals( 1, innerPlan.getSinks().size() );       
        assertEquals( LOGenerate.class, innerPlan.getSinks().get(0).getClass() );
        LOGenerate gen = (LOGenerate)innerPlan.getSinks().get(0);
        assertEquals( 2, gen.getOutputPlans().size() );
       
        LogicalExpressionPlan genExp1 = gen.getOutputPlans().get(0);
       
        assertEquals( 1, genExp1.getSources().size() );
        assertEquals( ProjectExpression.class, genExp1.getSources().get(0).getClass() );
        ProjectExpression prj1  = (ProjectExpression) genExp1.getSources().get(0);
        assertEquals( ls.getField(0).uid, prj1.getUid() );
       
        LogicalExpressionPlan genExp2 = gen.getOutputPlans().get(1);
        assertEquals( UserFuncExpression.class, genExp2.getSources().get(0).getClass() );
        assertEquals( ProjectExpression.class, genExp2.getSinks().get(0).getClass() );
        ProjectExpression prj2 = (ProjectExpression)genExp2.getSinks().get(0);
        assertEquals( ls.getField(1).uid, prj2.getUid() );
        assertEquals( BagDereferenceExpression.class, genExp2.getPredecessors(prj2).get(0).getClass() );
        assertEquals( 0, ((BagDereferenceExpression)genExp2.getPredecessors(prj2).get(0)).getBagColNum() );
       
        assertEquals( 1, inputPln.getRoots().size() );
        assertEquals( POProject.class, inputPln.getRoots().get(0).getClass() );
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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);
       
        // 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);
       
        // 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);
        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);
        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);
       
        // 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);
       
        // 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, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan5 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan5, DataType.INTEGER, 1, 0);
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    @Test
    public void testJoinDifferentJoinKeys() throws IOException {
        LogicalPlan lp = new LogicalPlan();
       
        // Test different join keys
        LogicalSchema jaschema6 = new LogicalSchema();
        jaschema6.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A6 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema6, lp);
        lp.add(A6);
       
        // B = load
        LogicalSchema jbschema6 = new LogicalSchema();
        jbschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        jbschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "z", null, DataType.LONG));
        LOLoad B6 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema6, lp);
        lp.add(B6);
       
        // C = join
        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, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan6, DataType.INTEGER, 1, 0);
        LogicalExpressionPlan b2projplan6 = new LogicalExpressionPlan();
        new ProjectExpression(b2projplan6, DataType.INTEGER, 1, 1);
        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);
        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);
        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, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan7 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan7, DataType.INTEGER, 1, 1);
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    @Test
    public void testJoinDifferentNumJoinKeys() throws IOException {
        LogicalPlan lp = new LogicalPlan();
       
        // Test different join keys
        LogicalSchema jaschema6 = new LogicalSchema();
        jaschema6.addField(new LogicalSchema.LogicalFieldSchema(
           "x", null, DataType.INTEGER));
        LOLoad A6 = new LOLoad(new FileSpec("/abc",
           new FuncSpec("/fooload", new String[] {"x", "y"})), jaschema6, lp);
        lp.add(A6);
       
        // B = load
        LogicalSchema jbschema6 = new LogicalSchema();
        jbschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "y", null, DataType.INTEGER));
        jbschema6.addField(new LogicalSchema.LogicalFieldSchema(
            "z", null, DataType.LONG));
        LOLoad B6 = new LOLoad(new FileSpec("/def",
            new FuncSpec("PigStorage", "\t")), jbschema6, lp);
        lp.add(B6);
       
        // C = join
        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, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan6 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan6, DataType.INTEGER, 1, 0);
        LogicalExpressionPlan b2projplan6 = new LogicalExpressionPlan();
        new ProjectExpression(b2projplan6, DataType.INTEGER, 1, 1);
        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);
        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);
        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, DataType.INTEGER, 0, 0);
        LogicalExpressionPlan bprojplan8 = new LogicalExpressionPlan();
        new ProjectExpression(bprojplan8, DataType.INTEGER, 1, 0);
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    }
   
    @Test
    public void testRelationalSameOpDifferentPreds() throws IOException {
        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("/fooload", new String[] {"x", "y"})), aschema1, lp1);
        lp1.add(A1);
       
        LogicalExpressionPlan fp1 = new LogicalExpressionPlan();
        ProjectExpression fy1 = new ProjectExpression(fp1, DataType.INTEGER, 0, 0);
        ConstantExpression fc1 = new ConstantExpression(fp1, DataType.INTEGER,
            new Integer(0));
        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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        // D = filter C by y > 0;
       
        // 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("/fooload", new String[] {"x", "y"})), aschema, lp);
            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);
            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, DataType.INTEGER, 0, 0);
            LogicalExpressionPlan bprojplan = new LogicalExpressionPlan();
            new ProjectExpression(bprojplan, DataType.INTEGER, 1, 0);
            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, DataType.INTEGER, 0, 1);
            ConstantExpression fc = new ConstantExpression(filterPlan, DataType.INTEGER, new Integer(0));
            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("/fooload", new String[] {"x", "y"})), aschema, lp1);
            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);
            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, DataType.INTEGER, 0, 0);
            LogicalExpressionPlan bprojplan = new LogicalExpressionPlan();
            new ProjectExpression(bprojplan, DataType.INTEGER, 1, 0);
View Full Code Here
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    @Test
    public void testLoadEqualityDifferentFuncSpecCtorArgs() {
        LogicalPlan lp = new LogicalPlan();
       
        LogicalSchema aschema1 = new LogicalSchema();
        aschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        LOLoad load1 = new LOLoad(new FileSpec("/abc",
            new FuncSpec("foo", new String[] {"x", "y"})), aschema1, lp);
        lp.add(load1);
       
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    @Test
    public void testLoadEqualityDifferentNumFuncSpecCstorArgs() {
        LogicalPlan lp = new LogicalPlan();
       
        LogicalSchema aschema1 = new LogicalSchema();
        aschema1.addField(new LogicalSchema.LogicalFieldSchema(
            "x", null, DataType.INTEGER));
        LOLoad load1 = new LOLoad(new FileSpec("/abc",
            new FuncSpec("foo", new String[] {"x", "y"})), aschema1, lp);
        lp.add(load1);
       
View Full Code Here
TOP

Related Classes of org.apache.pig.experimental.logical.relational.LogicalSchema

  • org.apache.pig.experimental.logical.expression.ProjectExpression
  • org.apache.pig.experimental.logical.LogicalPlanMigrationVistor
  • org.apache.pig.experimental.logical.optimizer.ProjectionPatcher$ProjectionRewriter
  • org.apache.pig.experimental.logical.optimizer.UidStamper
  • org.apache.pig.experimental.logical.rules.AddForEach$AddForEachTransformer
  • org.apache.pig.experimental.logical.rules.ColumnMapKeyPrune$ColumnMapKeyPruneTransformer$ColumnPruneVisitor
  • org.apache.pig.experimental.logical.rules.ColumnPruneHelper
  • org.apache.pig.experimental.logical.rules.ColumnPruneHelper$ColumnDependencyVisitor
  • org.apache.pig.experimental.logical.rules.MapKeysPruneHelper
  • org.apache.pig.experimental.logical.rules.PushUpFilter$PushUpFilterTransformer
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