Package org.apache.pig.impl.logicalLayer

Examples of org.apache.pig.impl.logicalLayer.LOPrinter

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        lpt.buildPlan("b = order a by i, d desc;");
        lpt.buildPlan("c = limit b 10;");
        LogicalPlan lp = lpt.buildPlan("store c into 'foo';");
        PigServer.SortInfoSetter siSetter = new PigServer.SortInfoSetter(lp);
        siSetter.visit();
        LOPrinter lpr = new LOPrinter(System.err, lp);
        lpr.visit();
        PhysicalPlan pp = buildPhysicalPlan(lp);
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
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            new Class[] { String.class });

        compileLp.setAccessible(true);

        LogicalPlan lp = (LogicalPlan) compileLp.invoke(myPig, new Object[] { null });
        LOPrinter lpr = new LOPrinter(System.err, lp);
        lpr.visit();
       
        java.lang.reflect.Method compilePp = myPig.getClass()
            .getDeclaredMethod("compilePp",
            new Class[] { LogicalPlan.class });
       
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            planTester.buildPlan("A = load 'myfile' using "
                    + DummyMetadataLoader.class.getName() + "('"+ checkFileName +"');");
            planTester.buildPlan("B = foreach A generate $0 ;");
            LogicalPlan plan = planTester.buildPlan("C = limit B 10;");
            new LOPrinter(System.err, plan).visit();
            // Set the logical plan values correctly in all the operators
            PlanSetter ps = new PlanSetter(plan);
            ps.visit();
            // the optimizer should run atleast one iteration
            LogicalOptimizerDerivative optimizer =
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            planTester.buildPlan("A = load 'myfile' using "
                    + DummyMetadataLoader.class.getName() + "('"+ checkFileName +"');");
            planTester.buildPlan("B = foreach A generate $0 ;");
            LogicalPlan plan = planTester.buildPlan("C = limit B 10;");
            new LOPrinter(System.err, plan).visit();
            // Set the logical plan values correctly in all the operators
            PlanSetter ps = new PlanSetter(plan);
            ps.visit();
            // the optimizer should run atleast one iteration
            LogicalOptimizerDerivative optimizer =
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        lpt.buildPlan("b = order a by i, d desc;");
        lpt.buildPlan("c = limit b 10;");
        LogicalPlan lp = lpt.buildPlan("store c into 'foo';");
        PigServer.SortInfoSetter siSetter = new PigServer.SortInfoSetter(lp);
        siSetter.visit();
        LOPrinter lpr = new LOPrinter(System.err, lp);
        lpr.visit();
        PhysicalPlan pp = buildPhysicalPlan(lp);
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
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            new Class[] { String.class });

        compileLp.setAccessible(true);

        LogicalPlan lp = (LogicalPlan) compileLp.invoke(myPig, new Object[] { null });
        LOPrinter lpr = new LOPrinter(System.err, lp);
        lpr.visit();
       
        PhysicalPlan pp = buildPhysicalPlan(lp);
        SortInfo si0 = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo si1 = ((POStore)(pp.getLeaves().get(1))).getSortInfo();
        SortInfo expected = getSortInfo(
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        LogicalPlanTester lpt = new LogicalPlanTester();
        lpt.buildPlan("a = load 'bla' as (i:int, n:chararray, d:double);");
        lpt.buildPlan("b = order a by i, d desc;");
        lpt.buildPlan("c = limit b 10;");
        LogicalPlan lp = lpt.buildPlan("store c into 'foo';");
        LOPrinter lpr = new LOPrinter(System.err, lp);
        lpr.visit();
        PhysicalPlan pp = buildPhysicalPlan(lp);
        SortInfo si = ((POStore)(pp.getLeaves().get(0))).getSortInfo();
        SortInfo expected = getSortInfo(
                Arrays.asList(new String[] {"i", "d"}),
                Arrays.asList(new Integer[] {0, 2}),
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            }
           
            LogicalPlan storePlan = QueryParser.generateStorePlan(
                scope, lp, "fakefile", PigStorage.class.getName(), leaf);
            stream.println("Logical Plan:");
            LOPrinter lv = new LOPrinter(stream, storePlan);
            lv.visit();

            PhysicalPlan pp = compilePp(storePlan);
            stream.println("-----------------------------------------------");
            stream.println("Physical Plan:");
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Related Classes of org.apache.pig.impl.logicalLayer.LOPrinter

  • org.apache.pig.impl.logicalLayer.schema.Schema
  • org.apache.pig.impl.logicalLayer.schema.TupleSchema
  • org.apache.pig.impl.plan.DepthFirstWalker
  • org.apache.pig.PigServer
  • org.apache.pig.test.TestLogicalOptimizer
  • org.apache.pig.test.TestLogToPhyCompiler
  • org.apache.pig.impl.plan.VisitorException
  • java.io.ByteArrayOutputStream
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