Package org.apache.drill.exec.udfs.gis

Class STDifference

java.lang.Object

org.apache.drill.exec.udfs.gis.STDifference

All Implemented Interfaces:

DrillFunc, DrillSimpleFunc

public class STDifference
extends Object
implements DrillSimpleFunc

Given geometries A and B, this function returns a geometry that represents the part of geometry A that does not intersect with geometry B

Constructor Summary

Constructors

Constructor	Description
STDifference()

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

STDifference

public STDifference()

Method Details

setup

public void setup()

Specified by:

setup in interface DrillSimpleFunc

eval

public void eval()

Specified by:

eval in interface DrillSimpleFunc