Package org.apache.pig.experimental.logical.relational

Examples of org.apache.pig.experimental.logical.relational.LOLoad

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        schema.addField(new LogicalSchema.LogicalFieldSchema("name", null, DataType.CHARARRAY));
        schema.addField(new LogicalSchema.LogicalFieldSchema("age", null, DataType.INTEGER));   
        schema.getField(0).uid = 1;
        schema.getField(1).uid = 2;
        schema.getField(2).uid = 3;
        LogicalRelationalOperator l1 = new LOLoad(null, schema, plan);
        l1.setAlias("A");
        plan.add(l1);

        schema = new LogicalSchema();
        schema.addField(new LogicalSchema.LogicalFieldSchema("id", null, DataType.INTEGER));
        schema.addField(new LogicalSchema.LogicalFieldSchema("dept", null, DataType.INTEGER));
        schema.addField(new LogicalSchema.LogicalFieldSchema("salary", null, DataType.FLOAT));   
        schema.getField(0).uid = 4;
        schema.getField(1).uid = 5;
        schema.getField(2).uid = 6;
        LogicalRelationalOperator l2 = new LOLoad(null, schema, plan);
        l2.setAlias("B");
        plan.add(l2);
       
        MultiMap<Integer, LogicalExpressionPlan> joinPlans = new MultiMap<Integer, LogicalExpressionPlan>();
        LogicalExpressionPlan p1 = new LogicalExpressionPlan();
        ProjectExpression lp1 = new ProjectExpression(p1, DataType.CHARARRAY, 0, 1);
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        PhysicalOperator pFE = phyPlan.getSuccessors( phyPlan.getRoots().get(0) ).get(0);
        assertEquals( POForEach.class, pFE.getClass() );
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        assertEquals(1, ls.getField(0).uid);
        assertEquals(2, ls.getField(1).uid);
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        LogicalPlan plan = lpt.buildPlan("store b into 'empty';"); 
       
        org.apache.pig.experimental.logical.relational.LogicalPlan newLogicalPlan = migratePlan(plan);
        LogicalRelationalOperator ld =  (LogicalRelationalOperator)newLogicalPlan.getSources().get(0);
        assertEquals( LOLoad.class, ld.getClass() );
        LOLoad load = (LOLoad)ld;
        LogicalSchema ls = load.getSchema();
       
        PhysicalPlan phyPlan = translatePlan(newLogicalPlan);
       
        assertEquals(1, ls.getField(0).uid);
        assertEquals(2, ls.getField(1).uid);
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