HL7 Terminology (THO)
4.0.0 - Publication International flag

This page is part of the HL7 Terminology (v4.0.0: Release) based on FHIR R4. The current version which supercedes this version is 5.2.0. For a full list of available versions, see the Directory of published versions

CodeSystem: relationalOperator

Official URL: http://terminology.hl7.org/CodeSystem/v2-0209 Version: 2.1.0
Active as of 2019-12-01 Responsible: HL7, Inc Computable Name: RelationalOperator
Other Identifiers: : urn:oid:2.16.840.1.113883.18.114

Copyright/Legal: Copyright HL7. Licensed under creative commons public domain

HL7-defined code system of concepts used to define the relationship between HL7 segment field names identified in a query construct. Used in HL7 Version 2.x messaging in the QSC segment.

Underlying Master Code System for V2 table 0209 (Relational Operator)

This Code system is referenced in the content logical definition of the following value sets:


statushttp://terminology.hl7.org/CodeSystem/utg-concept-properties#statuscodeStatus of the concept
deprecatedhttp://terminology.hl7.org/CodeSystem/utg-concept-properties#v2-table-deprecatedcodeVersion of HL7 in which the code was deprecated

This code system http://terminology.hl7.org/CodeSystem/v2-0209 defines the following codes:

EQ EqualEqual
NE Not EqualNot Equal
LT Less thanLess than
GT Greater thanGreater than
LE Less than or equalLess than or equal
GE Greater than or equalGreater than or equal
CT ContainsContains
GN GenericGeneric


2020-05-06reviseVocabulary WGTed KleinMigrated to the UTG maintenance environment and publishing tooling.