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 15, Problem 23E
Explanation of Solution
Pseudo code:
The following function is used in the implementation of index nested loop join:
open ():
begin
outer.open ();
inner.open ();
doner := false;
if (outer.next () != false)
move tuple from outer output buffet to tr
else
doner := false;
end
close ():
begin
outer.close ();
inner.close ();
end
boolean next ();
while (~doner)
begin
if (inner...
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