(:
   file:    check_ipedsVars_counts.xq
   date:    10-June-2010
   author:  Gary Lewis
   purpose: Get basic counts of IPEDS variables in directory data files.
   use:     Run program from its path location.
   example: zorba -f -q check_ipedsVars_counts.xq -z indent=yes
:)

<results>
{
let $i := fn:doc("../xml/metadata/ipedsVars.xml")/variables/var/@name
return <vars total="{count($i)}" distinct="{count(distinct-values($i))}" />
}
</results>