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

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

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    @Test
    public void testExpressionTypeChecking1() throws Throwable {
        LogicalExpressionPlan expPlan = new LogicalExpressionPlan();

        ConstantExpression constant1 = new ConstantExpression(expPlan, 10);

        ConstantExpression constant2 =  new ConstantExpression(expPlan, 20D);
        ConstantExpression constant3 =  new ConstantExpression(expPlan, 123f);

        AddExpression add1 = new AddExpression(expPlan, constant1, constant2);
        CastExpression cast1 = new CastExpression(expPlan,constant3, createFS(DataType.DOUBLE));
        MultiplyExpression mul1 = new MultiplyExpression(expPlan, add1, cast1);
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    }

    @Test
    public void testExpressionTypeCheckingFail1() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20D);
        ConstantExpression constant3 =  new ConstantExpression(plan, "123");

        AddExpression add1 = new AddExpression(plan, constant1, constant2);
        CastExpression cast1 = new CastExpression(plan, constant3,  createFS(DataType.BYTEARRAY));
        MultiplyExpression mul1 = new MultiplyExpression(plan, add1, cast1);
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    }

    @Test
    public void testExpressionTypeChecking2() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        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);
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    @Test
    public void testExpressionTypeChecking3() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20L);
        ConstantExpression constant3 =  new ConstantExpression(plan, 123);

        ModExpression mod1 = new ModExpression(plan, constant1, constant2);
        EqualExpression equal1 = new EqualExpression(plan, mod1, constant3);

        CompilationMessageCollector collector = new CompilationMessageCollector();
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    }

    @Test
    public void testExpressionTypeChecking4() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20D);
        ConstantExpression constant3 =  new ConstantExpression(plan,  123f);

        DivideExpression div1 = new DivideExpression(plan, constant1, constant2);
        CastExpression cast1 = new CastExpression(plan, constant3, createFS(DataType.DOUBLE));
        NotEqualExpression notequal1 = new NotEqualExpression(plan, div1, cast1);
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    }

    @Test
    public void testExpressionTypeCheckingFail4() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20D);
        ConstantExpression constant3 =  new ConstantExpression(plan, "123");

        DivideExpression div1 = new DivideExpression(plan, constant1, constant2);
        CastExpression cast1 = new CastExpression(plan,  constant3, createFS(DataType.BYTEARRAY));
        NotEqualExpression notequal1 = new NotEqualExpression(plan, div1, cast1);
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    }

    @Test
    public void testExpressionTypeChecking5() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, 10F);
        ConstantExpression constant2 =  new ConstantExpression(plan, 20L);
        ConstantExpression constant3 =  new ConstantExpression(plan, 123F);
        ConstantExpression constant4 =  new ConstantExpression(plan, 123D);

        LessThanEqualExpression lesser1 = new LessThanEqualExpression(plan, constant1, constant2);
        BinCondExpression bincond1 = new BinCondExpression(plan, lesser1, constant3, constant4);

        CompilationMessageCollector collector = new CompilationMessageCollector();
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    }

    @Test
    public void testExpressionTypeChecking6() throws Throwable {
        LogicalExpressionPlan plan = new LogicalExpressionPlan();
        ConstantExpression constant1 = new ConstantExpression(plan, "10");
        ConstantExpression constant2 =  new ConstantExpression(plan, 20L);

        AddExpression add1 = new AddExpression(plan, constant1, constant2);

        CompilationMessageCollector collector = new CompilationMessageCollector();
        LogicalRelationalOperator dummyRelOp = createDummyRelOpWithAlias();
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    @Test
    public void testExpressionTypeChecking7() throws Throwable {
        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();
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        }

        Schema castSchema = new Schema(castFss);


        ConstantExpression constant1 = new ConstantExpression(plan, innerTuple);
        ConstantExpression constant2 =  new ConstantExpression(plan, tuple);
        CastExpression cast1 = new CastExpression(plan, constant1,
                org.apache.pig.newplan.logical.Util.translateFieldSchema(new FieldSchema(null, castSchema, DataType.TUPLE)));

        EqualExpression equal1 = new EqualExpression(plan, cast1, constant2);
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Related Classes of org.apache.pig.newplan.logical.expression.ConstantExpression

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  • org.apache.pig.newplan.logical.LogicalExpPlanMigrationVistor
  • org.apache.pig.newplan.logical.rules.ConstantCalculator$ConstantCalculatorTransformer$ConstantCalculatorExpressionVisitor
  • org.apache.pig.newplan.logical.rules.ConstExpEvaluator
  • org.apache.pig.newplan.logical.rules.ImplicitSplitInserter$ImplicitSplitInserterTransformer
  • org.apache.pig.newplan.logical.visitor.ImplicitSplitInsertVisitor
  • org.apache.pig.newplan.logical.visitor.LineageFindRelVisitor$LineageFindExpVisitor
  • org.apache.pig.newplan.logical.visitor.ScalarVisitor
  • org.apache.pig.newplan.logical.visitor.UnionOnSchemaSetter
  • org.apache.pig.newplan.PColFilterExtractor
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