Package org.apache.drill.exec.expr.fn.impl

Class StringFunctions.ConcatLeftNullInput

java.lang.Object

org.apache.drill.exec.expr.fn.impl.StringFunctions.ConcatLeftNullInput

All Implemented Interfaces:

DrillFunc, DrillSimpleFunc

Enclosing class:

StringFunctions

public static class StringFunctions.ConcatLeftNullInput
extends Object
implements DrillSimpleFunc

Constructor Summary

Constructors

Constructor	Description
ConcatLeftNullInput()

Method Summary

Modifier and Type	Method	Description
void	eval()
void	setup()

Methods inherited from class java.lang.Object

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

Constructor Details

ConcatLeftNullInput

public ConcatLeftNullInput()

Method Details

setup

public void setup()

Specified by:

setup in interface DrillSimpleFunc

eval

public void eval()

Specified by:

eval in interface DrillSimpleFunc