César A. Galindo-Legaria Torsten Grabs Christian Kleinerman Florian Waas Database Change Notifications: Primitives for Efficient Database Query Result Caching. 1275-1278 2005 conf/vldb/2005 VLDB http://www.vldb.org/conf/2005/papers/p1275-galindo-legaria.pdf db/conf/vldb/vldb2005.html#Galindo-LegariaGKW05