DB path = wd = bad!

[cahartin]

The working directory has to be something other than the directory with the database. If not, it will return empty for the queries.

[cahartin]

setwd('C:/Users/hart428/Documents/') #up a level from where your DB is
conn <- localDBConn('HDD_CDD', 'database_basexdb_ddmodel', migabble=FALSE)
test <- addScenario(conn, 'test.dat', 'DD-ACCESS1-0','HDD_CDD/climate_queries.xml')