ELEMENT spatialconstraint bucket, operator,

1
MiddlewareGazetteer Integration
Gazetteer Data Model
Architecture
query w/ placename constraint
middleware
gazetteer
query w/ coordinate constraint
collection driver
Restrictions 1. Names must be unique within a
coverage 2. Non-point placenames must be
described as regions
lt!ELEMENT spatial-constraint (bucket, operator,
(box polygon placename))gt lt!ELEMENT
placename (placename?)gt lt!ATTLIST placename
coverage CDATA REQUIRED name CDATA
REQUIREDgt ltplacename coveragecountries
nameUnited Statesgt ltplacename
coverageZIP codes
name93106/gt lt/placenamegt
Greg Janée 3/28/00