Where does APPX create temporary disk files?

APPX applications routinely create temporary disk files. Temporary disk files include files explicitely created by an application as well as files automatically created by APPX while processing a query. When an APPX application needs to create temporary disk files, APPX creates those files in a special directory. The directory where APPX creates temporary disk files is:

$APPXPATH/aaa/Tmpdata

where:

$APPXPATH is the standard APPXPATH directory aaa is the Application ID of the application that is creating a temp file