The relational database engine RDB from DEC. Readers: 14000 (0.2%) {59%} Mesgs per month/day: 156/5 {25%} Crossposting: 27% {71%} Megs per month/day: 0.2/0.007 {26%} Sites reciving this Group: 67% Cost ratio ($US/month/rdr): 0.01