On Estimating COUNT, SUM, and AVERAGE.

Gultekin Özsoyoglu Kaizheng Du A. Tjahjana Wen-Chi Hou D. Y. Rowland

Published in: DEXA (1991)

Keyphrases

aggregation functions
standard deviation
databases
objective function
absolute difference
real time
data sets
search engine
information systems
metadata
query processing
special case
steady state
rigid body
accurate estimation