Package org.apache.pig.backend.hadoop.executionengine.mapReduceLayer

Examples of org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceOper

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      planTester.buildPlan("c = limit b 10;");
      LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
     
      PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
      MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
      MapReduceOper mrOper = mrPlan.getRoots().get(0);
      int count = 1;
     
      while(mrPlan.getSuccessors(mrOper) != null) {
        mrOper = mrPlan.getSuccessors(mrOper).get(0);
        ++count;
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      planTester.buildPlan("c = limit b 10;");
      LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
     
      PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
      MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
      MapReduceOper mrOper = mrPlan.getRoots().get(0);
      int count = 1;
     
      while(mrPlan.getSuccessors(mrOper) != null) {
        mrOper = mrPlan.getSuccessors(mrOper).get(0);
        ++count;
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        planTester.buildPlan("c = join a by $0, b by $0;");
        LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
       
        PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
        MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
        MapReduceOper mrOper = mrPlan.getRoots().get(0);
       
        assertTrue(mrOper.UDFs.size()==2);
        assertTrue(mrOper.UDFs.get(0).equals("BinStorage"));
        assertTrue(mrOper.UDFs.get(1).equals("org.apache.pig.builtin.PigStorage"));
    }
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            LogicalPlan lp = checkLogicalPlan(1, 3, 10);
            PhysicalPlan pp = checkPhysicalPlan(lp, 1, 3, 10);
            MROperPlan mp = checkMRPlan(pp, 1, 1, 1);

            MapReduceOper mo = mp.getRoots().get(0);

            checkPhysicalPlan(mo.mapPlan, 1, 1, 4);
            PhysicalOperator leaf = mo.mapPlan.getLeaves().get(0);
           
            Assert.assertTrue(leaf instanceof POSplit);
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            LogicalPlan lp = checkLogicalPlan(1, 2, 14);
            PhysicalPlan pp = checkPhysicalPlan(lp, 1, 2, 20);
            MROperPlan mp = checkMRPlan(pp, 1, 2, 3);

            MapReduceOper mo1 = mp.getRoots().get(0);
            MapReduceOper mo2 = mp.getLeaves().get(0);
            MapReduceOper mo3 = mp.getLeaves().get(1);

            checkPhysicalPlan(mo1.mapPlan, 1, 1, 3);
            checkPhysicalPlan(mo1.reducePlan, 1, 1, 2);
            PhysicalOperator leaf = mo1.reducePlan.getLeaves().get(0);
           
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            LogicalPlan lp = checkLogicalPlan(1, 1, 7);
            PhysicalPlan pp = checkPhysicalPlan(lp, 1, 1, 11);
            MROperPlan mp = checkMRPlan(pp, 1, 1, 2);

            MapReduceOper mo1 = mp.getRoots().get(0);
            MapReduceOper mo2 = mp.getLeaves().get(0);

            checkPhysicalPlan(mo1.mapPlan, 1, 1, 3);
            checkPhysicalPlan(mo1.reducePlan, 1, 1, 2);
            PhysicalOperator leaf = mo1.reducePlan.getLeaves().get(0);
           
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      planTester.buildPlan("c = limit b 10;");
      LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
     
      PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
      MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
      MapReduceOper mrOper = mrPlan.getRoots().get(0);
      int count = 1;
     
      while(mrPlan.getSuccessors(mrOper) != null) {
        mrOper = mrPlan.getSuccessors(mrOper).get(0);
        ++count;
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      planTester.buildPlan("c = limit b 10;");
      LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
     
      PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
      MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
      MapReduceOper mrOper = mrPlan.getRoots().get(0);
      int count = 1;
     
      while(mrPlan.getSuccessors(mrOper) != null) {
        mrOper = mrPlan.getSuccessors(mrOper).get(0);
        ++count;
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        planTester.buildPlan("c = join a by $0, b by $0;");
        LogicalPlan lp = planTester.buildPlan("store c into '/tmp';");
       
        PhysicalPlan pp = Util.buildPhysicalPlan(lp, pc);
        MROperPlan mrPlan = Util.buildMRPlan(pp, pc);
        MapReduceOper mrOper = mrPlan.getRoots().get(0);
       
        assertTrue(mrOper.UDFs.size()==2);
        assertTrue(mrOper.UDFs.get(0).equals("BinStorage"));
        assertTrue(mrOper.UDFs.get(1).equals("org.apache.pig.builtin.PigStorage"));
    }
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            LogicalPlan lp = checkLogicalPlan(1, 3, 10);
            PhysicalPlan pp = checkPhysicalPlan(lp, 1, 3, 10);
            MROperPlan mp = checkMRPlan(pp, 1, 1, 1);

            MapReduceOper mo = mp.getRoots().get(0);

            checkPhysicalPlan(mo.mapPlan, 1, 1, 4);
            PhysicalOperator leaf = mo.mapPlan.getLeaves().get(0);
           
            Assert.assertTrue(leaf instanceof POSplit);
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  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.PhysicalOperator
  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhysicalPlan
  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POCounter
  • org.apache.pig.backend.hadoop.executionengine.physicalLayer.relationalOperators.POUnion
  • org.apache.pig.impl.plan.OperatorKey
  • org.apache.pig.pen.LocalMapReduceSimulator
  • org.apache.pig.test.TestFRJoin2
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