Give example of non-serializable schedules that can be produced at the READ UNCOMMITTED and READ COMMITTED isolation levels

What will be an ideal response?

Solution:
(a) READ UNCOMMITTED
w1(x) r 2(x) r2(y) w2(y) c1 c2
(b) READ COMMITTED
r(x) w2(x) w2(y) c2 r2(y) c1

Computer Science & Information Technology

You might also like to view...

Sophisticated computer systems require an extension of understanding visual images. This is called a _____ system. 

A. robotic B. perceptive C. learning D. virtual reality

Computer Science & Information Technology

Flash is a standard for animations and can be used on any device, including the iPad and iPhone.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology