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

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

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        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20D);
        ConstantExpression constant3 =  new ConstantExpression(plan, 123L);

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
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        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 = new ConstantExpression(plan, 20L);
        ConstantExpression constant3 = new ConstantExpression(plan, Boolean.TRUE);

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);
        expTypeChecker.visit();

        plan.explain(System.out, "text", true);

        printMessageCollector(collector);
        // printTypeGraph(plan);

        if (collector.hasError()) {
            throw new Exception("Error during type checking");
        }

        // Induction check
        assertEquals(DataType.BOOLEAN, gt1.getType());
        assertEquals(DataType.BOOLEAN, equal1.getType());
        assertEquals(DataType.BOOLEAN, nq1.getType());

        // Cast insertion check
        assertEquals(DataType.LONG, gt1.getLhs().getType());
        assertEquals(DataType.BOOLEAN, equal1.getRhs().getType());
        assertEquals(DataType.BOOLEAN, nq1.getRhs().getType());
    }
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        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 = new ConstantExpression(plan, 20L);
        ConstantExpression constant3 = new ConstantExpression(plan, "true");

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1,
                constant2);
        CastExpression cast1 = new CastExpression(plan,  constant3, createFS(DataType.BYTEARRAY));
        EqualExpression equal1 = new EqualExpression(plan, gt1, cast1);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, cast1);
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        ConstantExpression constant3 = new ConstantExpression(plan, new DateTime(2L));
        ConstantExpression constant4 = new ConstantExpression(plan, new DataByteArray("1970-01-01T00:00:00.003Z"));

        LessThanExpression lt1 = new LessThanExpression(plan, constant1, constant2);
        LessThanEqualExpression lte1 = new LessThanEqualExpression(plan, constant1, constant2);
        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant3, constant4);
        GreaterThanEqualExpression gte1 = new GreaterThanEqualExpression(plan, constant3, constant4);
        EqualExpression eq1 = new EqualExpression(plan, constant0, constant1);
        NotEqualExpression neq1 = new NotEqualExpression(plan, constant0, constant2);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);
        expTypeChecker.visit();

        plan.explain(System.out, "text", true);

        printMessageCollector(collector);
        // printTypeGraph(plan);

        if (collector.hasError()) {
            throw new Exception("Error during type checking");
        }

        // Induction check
        assertEquals(DataType.BOOLEAN, lt1.getType());
        assertEquals(DataType.BOOLEAN, lte1.getType());
        assertEquals(DataType.BOOLEAN, gt1.getType());
        assertEquals(DataType.BOOLEAN, gte1.getType());
        assertEquals(DataType.BOOLEAN, eq1.getType());
        assertEquals(DataType.BOOLEAN, neq1.getType());

        // Cast insertion check
        assertEquals(DataType.DATETIME, gt1.getRhs().getType());
        assertEquals(DataType.DATETIME, gte1.getRhs().getType());
    }
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            filter1.setFilterPlan(innerPlan);

            ProjectExpression project1 = new ProjectExpression(innerPlan, 0, 0, filter1);
            ProjectExpression project2 = new ProjectExpression(innerPlan, 0, 1, filter1);

            GreaterThanExpression gt1 = new GreaterThanExpression(innerPlan, project1, project2);

            plan.add(load1);
            plan.add(filter1);
            plan.connect(load1, filter1);
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        ConstantExpression constant2 =  new ConstantExpression(plan,  new DataByteArray()) ;
        ConstantExpression constant3 =  new ConstantExpression(plan,  123L) ;
        ConstantExpression constant4 =  new ConstantExpression(plan,  true) ;

        SubtractExpression sub1 = new SubtractExpression(plan, constant1, constant2) ;
        GreaterThanExpression gt1 = new GreaterThanExpression(plan, sub1, constant3) ;
        AndExpression and1 = new AndExpression(plan, gt1, constant4) ;
        NotExpression not1 = new NotExpression(plan, and1) ;

        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, null);
        expTypeChecker.visit();


        printMessageCollector(collector) ;
        //printTypeGraph(plan) ;

        if (collector.hasError()) {
            throw new Exception("Error not expected during type checking") ;
        }      


        // Induction check  
        assertEquals(DataType.INTEGER, sub1.getType()) ;   
        assertEquals(DataType.BOOLEAN, gt1.getType()) ;    
        assertEquals(DataType.BOOLEAN, and1.getType()) ;   
        assertEquals(DataType.BOOLEAN, not1.getType()) ;   

        // Cast insertion check    
        assertEquals(DataType.INTEGER, sub1.getRhs().getType()) ;   
        assertEquals(DataType.LONG, gt1.getLhs().getType()) ;

    }
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        LogicalExpressionPlan plan = new LogicalExpressionPlan() ;
        ConstantExpression constant1 = new ConstantExpression(plan, 10) ;
        ConstantExpression constant2 =  new ConstantExpression(plan, 20D) ;
        ConstantExpression constant3 =  new ConstantExpression(plan, 123L) ;

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2) ;
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3) ;

        CompilationMessageCollector collector = new CompilationMessageCollector() ;
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(plan, collector, dummyRelOp);
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        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 = new ConstantExpression(plan, 20L);
        ConstantExpression constant3 = new ConstantExpression(plan, Boolean.TRUE);

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, gt1, constant3);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        TypeCheckingExpVisitor expTypeChecker = new TypeCheckingExpVisitor(
                plan, collector, null);
        expTypeChecker.visit();

        plan.explain(System.out, "text", true);

        printMessageCollector(collector);
        // printTypeGraph(plan) ;

        if (collector.hasError()) {
            throw new Exception("Error during type checking");
        }

        // Induction check
        assertEquals(DataType.BOOLEAN, gt1.getType());
        assertEquals(DataType.BOOLEAN, equal1.getType());
        assertEquals(DataType.BOOLEAN, nq1.getType());

        // Cast insertion check
        assertEquals(DataType.LONG, gt1.getLhs().getType());
        assertEquals(DataType.BOOLEAN, equal1.getRhs().getType());
        assertEquals(DataType.BOOLEAN, nq1.getRhs().getType());
    }
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        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 = new ConstantExpression(plan, 20L);
        ConstantExpression constant3 = new ConstantExpression(plan, "true");

        GreaterThanExpression gt1 = new GreaterThanExpression(plan, constant1,
                constant2);
        CastExpression cast1 = new CastExpression(plan,  constant3, createFS(DataType.BYTEARRAY)) ;
        EqualExpression equal1 = new EqualExpression(plan, gt1, cast1);
        NotEqualExpression nq1 = new NotEqualExpression(plan, gt1, cast1);
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  //          project1.setSentinel(true);
            ProjectExpression project2 = new ProjectExpression(innerPlan, 0, 1, filter1);
                //new ProjectExpression(innerPlan, load1, 1) ;
            //project2.setSentinel(true);

            GreaterThanExpression gt1 = new GreaterThanExpression(innerPlan, project1, project2);
           
            plan.add(load1);
            plan.add(filter1);
            plan.connect(load1, filter1) ;
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Related Classes of org.apache.pig.newplan.logical.expression.GreaterThanExpression

  • org.apache.pig.newplan.logical.LogicalExpPlanMigrationVistor
  • org.apache.pig.parser.SourceLocation
  • org.apache.pig.test.TestTypeCheckingValidatorNewLP
  • org.apache.pig.impl.logicalLayer.FrontendException
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