Introduction
This document is a section of the Programmer's Guide.
The LexEVS Data Grid Service is a standard caGrid Data service based on the LexEVS 2009 Model
For complete documentation on caGrid Data Services, see caGrid Data Service Documentation.
Querying The System
To query the LexEVS Data Grid Service, use the standard caGrid CQL query method to compose queries. See caGrid Data Service API Documentation for more information.
Example LexEVS queries follow.
Query for a Concept with a specific Code
- Example: Concept: C12345
:DataGridQueryByCode_Snippet
Query for a Concept with a specific Presentation Text
- Example: A concept with a namespace 'SNOMED Clinical Terms' that contains a Presentation equal to 'Heart'
:DataGridQueryByPresentationText_Snippet
Restrict Results to Specific Attributes
- Example: Retrieve all of the 'localIds' of any 'SupportedAssociation' in the system.
:DataGridQueryRestrictByAttributes_Snippet
