February 2018
Intermediate to advanced
378 pages
10h 14m
English
Let's say that we have the following six shopping lists (six transactions) composed of only four items: a hot dog, tomatoes, tea, and cookies. This is our database:
{![]()
![]()
![]()
}
{
}
{}
{}
{}
{}
We say that the item set {} covers the ...
Read now
Unlock full access