Number 2.

Write SQL statements to create the table and grant the select right to user Bob. 2. Draw a diagram similar to that of Figure 5.9 shown on Lec 4 slide 23 that illustrate the relation shop count(C D) count(T+ C1.D)- count(T) 3. Will the while loop terminate? If yes, after how many iteration? What will be the valud of "c"? Does the results change if the wariables are unsigned integers instead of sianed integers? Tracker Attacks Divide queries into parts C C1 C2 count(C)count(C1) - count (C1.-C2) Combination is called a tracker Each part acceptable query size Overlap is desired result Figure 5.9 CI C2