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RDF - Table Row Definition Segment

The RDF segment defines the content of the row data segments (RDT) in the tabular response (RTB).

HL7 Attribute Table - RDF - table row definition segment
Seq# DataElement Description Must Implement Flags Cardinality Length C.LEN Vocabulary DataType
1 00701 Number of Columns per Row SHALL = [1..1] 3 NM
2 00702 Column Description SHALL [1..*] RCD

RDF-1: Number of Columns per Row (NM) 00701

Definition: This field specifies the number of data columns (and therefore the number of fields) contained within each row of returned data.

RDF-2: Column Description (RCD) 00702

Definition: Each repetition of this field consists of three components:

The segment field name that identifies the field occupying the column. The segment field name SHALL agree with the column name as it appears in the Query Profile. Use of the @ sign as prefix to the column name is optional.