charlotte
Database Sql question?
0 Answer(s)      5 years and 4 months ago
Posted in : WebSevices
Given relation r (a, b,c), show how to use the exstended SQL features to generate a histogram of c versus a, dividing a into 20 equal-sized partions (that is where each partition contains 5 percent of the tuples r sorted by a).
Advertisement
View Answers