[net.database] definitive database text ?

brewster@watdcsu.UUCP (dave brewer, SD Eng, PAMI ) (10/11/86)

What does this community consider to be the current, "definitive",
text in the area of
a) database theory and design in general ?
b) relational database theory and design in particular ?

Mail requested, I will summarize to this group if number of 
responses warrants ?

UUCP  : {decvax|ihnp4}!watmath!watdcsu!brewster
Else  : Dave Brewer, (519) 886-6657