Wordnet 3.0
NOUN (1)
1. 
 retrieval of information from unconnected databases; 
 the situation that exists when it is necessary to climb out of one database in order to climb down into another; 
 sometimes used for protection against wandering hackers; 
WordNet (r) 3.0 (2006):
stovepiping
    n 1: retrieval of information from unconnected databases; the
         situation that exists when it is necessary to climb out of
         one database in order to climb down into another; sometimes
         used for protection against wandering hackers