本文整理汇总了Java中org.apache.pig.newplan.logical.optimizer.DanglingNestedNodeRemover类的典型用法代码示例。如果您正苦于以下问题：Java DanglingNestedNodeRemover类的具体用法？Java DanglingNestedNodeRemover怎么用？Java DanglingNestedNodeRemover使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
DanglingNestedNodeRemover类属于org.apache.pig.newplan.logical.optimizer包，在下文中一共展示了DanglingNestedNodeRemover类的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: compile
import org.apache.pig.newplan.logical.optimizer.DanglingNestedNodeRemover; //导入依赖的package包/类
private void compile(LogicalPlan lp) throws FrontendException {
DanglingNestedNodeRemover DanglingNestedNodeRemover = new DanglingNestedNodeRemover( lp );
DanglingNestedNodeRemover.visit();
new ColumnAliasConversionVisitor(lp).visit();
new SchemaAliasVisitor(lp).visit();
new ScalarVisitor(lp, pigContext, scope).visit();
// TODO: move optimizer here from HExecuteEngine.
// TODO: input/output validation visitor
CompilationMessageCollector collector = new CompilationMessageCollector() ;
new TypeCheckingRelVisitor( lp, collector).visit();
if(aggregateWarning) {
CompilationMessageCollector.logMessages(collector, MessageType.Warning, aggregateWarning, log);
} else {
for(Enum type: MessageType.values()) {
CompilationMessageCollector.logAllMessages(collector, log);
}
}
new UnionOnSchemaSetter( lp ).visit();
new CastLineageSetter(lp, collector).visit();
new ScalarVariableValidator(lp).visit();
}
示例2: optimizeNewLP
import org.apache.pig.newplan.logical.optimizer.DanglingNestedNodeRemover; //导入依赖的package包/类
/**
* Run default set of optimizer rules on new logical plan
* @param lp
* @return optimized logical plan
* @throws FrontendException
*/
public static LogicalPlan optimizeNewLP(
LogicalPlan lp)
throws FrontendException{
DanglingNestedNodeRemover DanglingNestedNodeRemover = new DanglingNestedNodeRemover( lp );
DanglingNestedNodeRemover.visit();
UidResetter uidResetter = new UidResetter( lp );
uidResetter.visit();
SchemaResetter schemaResetter =
new SchemaResetter( lp, true /*disable duplicate uid check*/ );
schemaResetter.visit();
StoreAliasSetter storeAliasSetter = new StoreAliasSetter( lp );
storeAliasSetter.visit();
// run optimizer
org.apache.pig.newplan.logical.optimizer.LogicalPlanOptimizer optimizer =
new org.apache.pig.newplan.logical.optimizer.LogicalPlanOptimizer(lp, 100, null);
optimizer.optimize();
SortInfoSetter sortInfoSetter = new SortInfoSetter( lp );
sortInfoSetter.visit();
return lp;
}
示例3: optimizeNewLP
import org.apache.pig.newplan.logical.optimizer.DanglingNestedNodeRemover; //导入依赖的package包/类
/**
* Run default set of optimizer rules on new logical plan
* @param lp
* @return optimized logical plan
* @throws FrontendException
*/
public static LogicalPlan optimizeNewLP(
LogicalPlan lp)
throws FrontendException{
DanglingNestedNodeRemover DanglingNestedNodeRemover = new DanglingNestedNodeRemover( lp );
DanglingNestedNodeRemover.visit();
UidResetter uidResetter = new UidResetter( lp );
uidResetter.visit();
SchemaResetter schemaResetter =
new SchemaResetter( lp, true /*disable duplicate uid check*/ );
schemaResetter.visit();
LoadStoreFuncDupSignatureValidator loadStoreFuncDupSignatureValidator = new LoadStoreFuncDupSignatureValidator(lp);
loadStoreFuncDupSignatureValidator.validate();
StoreAliasSetter storeAliasSetter = new StoreAliasSetter( lp );
storeAliasSetter.visit();
// run optimizer
org.apache.pig.newplan.logical.optimizer.LogicalPlanOptimizer optimizer =
new org.apache.pig.newplan.logical.optimizer.LogicalPlanOptimizer(lp, 100, null);
optimizer.optimize();
SortInfoSetter sortInfoSetter = new SortInfoSetter( lp );
sortInfoSetter.visit();
return lp;
}