G. N. Paulley Per-Åke Larson Exploiting Uniqueness in Query Optimization. 68-79 ICDE94/P068.pdf 1994 ICDE db/conf/icde/icde94.html#PaulleyL94 conf/icde/94 db/conf/icde/PaulleyL94.html journals/tse/CeriG85 conf/vldb/CeriW91 ... books/aw/Date90 ... conf/vldb/Dayal87 conf/sigmod/GanskiW87 ... ... conf/vldb/Kiessling85 journals/tods/Kim82 ... journals/tods/Klug80 ... books/cs/Maier83 ... conf/vldb/Muralikrishna92 journals/tods/NegriPS91 conf/sigmod/PiraheshHH92 ... books/cs/Ullman88 conf/vldb/Bultzingsloewen87 journals/tods/WongY76 conf/icde/YanL94