HL7 v2+ Specification, published by HL7 International. This guide is not an authorized publication; it is the continuous build for version 0.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/v2ig/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• XML
• JSON
• TTL

Logical Model: HL7 v2 RCD Data Type

Example: This defines a column containing the value of the "last name" component of PID-5, expressed as a ST data type with a maximum width of 20.

Usage:

• This Logical Model Profile is not used by any profiles in this Implementation Guide

Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots and how the different presentations work.

• Differential Table
• Key Elements Table
• Snapshot Table
• Statistics/References
• All

This structure is derived from V2ComplexDataType

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

This structure is derived from V2ComplexDataType

Summary

Differential View

This structure is derived from V2ComplexDataType

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

Key Elements View

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

Snapshot View

Name	Flags	Card.	Type	Description & Constraints
RCD		0..*	V2ComplexDataType	row column definition Instances of this logical model are not marked to be the target of a Reference
1		0..1	string	Segment Field Name
2		0..1	code	HL7 Data Type Binding: hl7VS-dataTypes (required)
3		0..1	decimal	Maximum Column Width
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
RCD.2	required	Hl7VSDataTypes http://terminology.hl7.org/ValueSet/v2-0440

This structure is derived from V2ComplexDataType

Summary

Other representations of profile: CSV, Excel