Re: [GENERAL] Google Summer of Code: Full Disjunctions

2006-05-09 Thread ana_cata_hylo
First, i have no knowledge of anyone that have implemented full disjunctions(ever) aside from the theoretical works of my colleagues. With the exception of a corner case of it, that I believe was a simulation in 96. (A. Rajaman and J.D. Ullman Integrating information by outerjoins and

Re: [GENERAL] Google Summer of Code: Full Disjunctions

2006-05-08 Thread ana_cata_hylo
Hi Tzahi Since you seem to know about full disjunctions, I was wondering if you could answer this question: Can full disjunction be implemented as a binary operator? The algorithms I've seen for computing it seem to require that all input relations be supplied at once. Even in your message