Package org.apache.calcite.adapter.pig

Class PigRel.Implementor

java.lang.Object

org.apache.calcite.adapter.pig.PigRel.Implementor

Enclosing interface:

PigRel

public static class PigRel.Implementor
extends Object

Callback for the implementation process that converts a tree of PigRel nodes into complete Pig Latin script.

Constructor Summary

Constructors

Constructor	Description
Implementor()

Method Summary

Modifier and Type	Method	Description
void	addStatement(String statement)
String	getFieldName(RelNode input, int index)
String	getPigRelationAlias(RelNode input)
String	getScript()
List<String>	getStatements()
String	getTableName(RelNode input)
void	visitChild(int ordinal, RelNode input)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

Implementor

public Implementor()

Method Details

getTableName

public String getTableName(RelNode input)

getPigRelationAlias

public String getPigRelationAlias(RelNode input)

getFieldName

public String getFieldName(RelNode input,
 int index)

addStatement

public void addStatement(String statement)

visitChild

public void visitChild(int ordinal,
 RelNode input)

getStatements

public List<String> getStatements()

getScript

public String getScript()