EQL

Embedded Query Language

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2.5Aug2003

2.5.1May2007

2.6Sep2007

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The EQL segment is used to define queries using select statements based on the query language of choice (e.g., SQL). Refer to the functional chapters for the lists of HL7-defined EQL select statements.

RRequiredOOptionalCConditionalWWithdrawn|#Date/Time*Backward compat.+Filler

		C.Len						Element
1	..32	-	ST	O	1	-	00696	EQL-1	Query Tag
2	..1	-	ID	R	1	0106	00697	EQL-2	Query/Response Format Code
3	..250	-	CE	R	1	-	00709	EQL-3	EQL Query Name
4	..4096	-	ST	R	1	-	00710	EQL-4	EQL Query Statement

Used In Message Structures