Examples of org.apache.pig.test.utils.LogicalPlanTester.buildPlan()

Class org.apache.pig.test.utils.LogicalPlanTester

Examples of org.apache.pig.test.utils.LogicalPlanTester.buildPlan()

org.apache.pig.test.utils.LogicalPlanTester.buildPlan()
Build plan by the given query string (Pig script) @param query @return

       // with BinStorage, not to insert foreach after load if there is already one
        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");    
        lpt.buildPlan("b = foreach a generate v5, v4, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        newLogicalPlan = migratePlan(plan);
               
        optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();

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        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");    
        lpt.buildPlan("b = foreach a generate v5, v4, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        newLogicalPlan = migratePlan(plan);
               
        optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();

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        optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();
        
        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");
        lpt.buildPlan("b = foreach a generate v5, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        expected = migratePlan(plan);

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        optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();
        
        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");
        lpt.buildPlan("b = foreach a generate v5, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        expected = migratePlan(plan);
        assertTrue(expected.isEqual(newLogicalPlan));

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        optimizer.optimize();
        
        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");
        lpt.buildPlan("b = foreach a generate v5, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        expected = migratePlan(plan);
        assertTrue(expected.isEqual(newLogicalPlan));
    }

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        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");
        lpt.buildPlan("b = foreach a generate v5, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        expected = migratePlan(plan);
        assertTrue(expected.isEqual(newLogicalPlan));
    }

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        lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' using BinStorage() as (id, v1, v5, v3, v4, v2);");
        lpt.buildPlan("b = foreach a generate v5, v2, 10;");
        lpt.buildPlan("c = filter b by v2 != NULL;");
        lpt.buildPlan("d = foreach c generate v5;");
        plan = lpt.buildPlan("store d into 'empty';");  
        expected = migratePlan(plan);
        assertTrue(expected.isEqual(newLogicalPlan));
    }
    
    @SuppressWarnings("unchecked")

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    @SuppressWarnings("unchecked")
    public void testPruneWithMapKey() throws Exception {
         // only foreach
        LogicalPlanTester lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' as (id, v1, m:map[]);");
        lpt.buildPlan("b = foreach a generate id, m#'path';");        
        org.apache.pig.impl.logicalLayer.LogicalPlan plan = lpt.buildPlan("store b into 'empty';");  
        LogicalPlan newLogicalPlan = migratePlan(plan);
               
        PlanOptimizer optimizer = new MyPlanOptimizer(newLogicalPlan, 3);

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    @SuppressWarnings("unchecked")
    public void testPruneWithMapKey() throws Exception {
         // only foreach
        LogicalPlanTester lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' as (id, v1, m:map[]);");
        lpt.buildPlan("b = foreach a generate id, m#'path';");        
        org.apache.pig.impl.logicalLayer.LogicalPlan plan = lpt.buildPlan("store b into 'empty';");  
        LogicalPlan newLogicalPlan = migratePlan(plan);
               
        PlanOptimizer optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();

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    public void testPruneWithMapKey() throws Exception {
         // only foreach
        LogicalPlanTester lpt = new LogicalPlanTester(pc);
        lpt.buildPlan("a = load 'd.txt' as (id, v1, m:map[]);");
        lpt.buildPlan("b = foreach a generate id, m#'path';");        
        org.apache.pig.impl.logicalLayer.LogicalPlan plan = lpt.buildPlan("store b into 'empty';");  
        LogicalPlan newLogicalPlan = migratePlan(plan);
               
        PlanOptimizer optimizer = new MyPlanOptimizer(newLogicalPlan, 3);
        optimizer.optimize();

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