org.openmrs.logic.op

Class Distinct

java.lang.Object

org.openmrs.logic.op.Distinct

All Implemented Interfaces:

Operator, TransformOperator

public class Distinct
extends Object
implements TransformOperator

The Distinct operator will filter out duplicate results and return a set of distinct results.

Example:
- logicService.parse("EncounterDataSource.ENCOUNTER_KEY").distinct();
The above will give us a criteria to get all distinct encounter type from the system

Field Summary

Fields inherited from interface org.openmrs.logic.op.TransformOperator

AVERAGE, COUNT, DISTINCT, EXISTS, FIRST, LAST, NOT_EXISTS

Fields inherited from interface org.openmrs.logic.op.Operator

AFTER, AND, ASOF, BEFORE, CONTAINS, EQUALS, GT, GTE, IN, LT, LTE, NOT, OR, WITHIN

Constructor Summary

Constructors

Constructor and Description
Distinct()

Method Summary

Modifier and Type	Method and Description
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Distinct

public Distinct()

Method Detail

toString

public String toString()

Overrides:

toString in class Object