$Id: gdasService.xsd 2007-02-20 $ This XML Schema Document encodes elements and types that are specific to the GDAS service, not the GDAS data encoding schema. Copyright (c) 2007 OpenGIS, All Rights Reserved. gls operation request base, for all gls operations except GetCapabilities. In this XML encoding, no "request" parameter is included, since the element name specifies the specific operation.