Provide a short answer to the following questions. (a) Draw the graph, given by the following formal definition: G = (V, A) V = {a, b, c, d, e} A = {(a, c), (b, c), (c, a), (c, d), (d, b), (d, e), (e, a), (b, a)} (b) What is one quality that all trees exhibit, that graphs, in general, do not? (c) What is hashing good for? (d) What is the result (table) of the following join operation: Col1 Col2 Col3 Col4 Col5 SELECT Col1, Col3, Col5 A 10 D 12 XY FROM T1, T2 12 E 8 YZ WHERE T1.Col2 = T2.Col4 8 F 9 WX T1 T2 B.

Provide a short answer to the following questions. (a) Draw the graph, given by the following formal definition: G = (V, A) V = {a, b, c, d, e} A = {(a, c), (b, c), (c, a), (c, d), (d, b), (d, e), (e, a), (b, a)} (b) What is one quality that all trees exhibit, that graphs, in general, do not? (c) What is hashing good for? (d) What is the result (table) of the following join operation: Col1 Col2 Col3 Col4 Col5 SELECT Col1, Col3, Col5 A 10 D 12 XY FROM T1, T2 12 E 8 YZ WHERE T1.Col2 = T2.Col4 8 F 9 WX T1 T2 B.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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