Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Expert Solution & Answer
Chapter 24, Problem 8PE
Explanation of Solution
Pseudo code:
delete(value Ki)
begin
j=first i high-order bits of h(Ki);
delete value Ki from bucket j;
coalesce (bucket j);
end
coalesce (bucket j)
begin
ij = bits used in bucket j;
k = any bucket with first (ij - 1) bits same as that
of bucket j while the bit ij is reversed;
ik = bits used in bucket k;
if (ij ≠ jk)
//bucket cannot be merged.
return;
if (entries in j + entries in k > bsize)
//buckets cannot be merged
&...
Expert Solution & Answer
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