Suppose R(A, B, C) contains the tuples {(a1,b1,c1), (a2,b1,c1), (a3,b1,c1), (a2, b2, c2) (a3,b3,c3), (a4,b3,c3), (a5,b5,c5), (a6,b5,c5)} and S(B, C, D, E) contains the tuples {(b1,c1,d1,e1),(b1,c1,d1,e2), (b2,c2,d2,e2), (b3,c3,d3,e3), (b3,c3,d4,e4), (b6,c6,d1,e1)} The following SQL query will return how many tuples? Select * From Rr FULL OUTER JOIN S s ON r.B= s.B AND r.C=s.C;

Suppose R(A, B, C) contains the tuples {(a1,b1,c1), (a2,b1,c1), (a3,b1,c1), (a2, b2, c2) (a3,b3,c3), (a4,b3,c3), (a5,b5,c5), (a6,b5,c5)} and S(B, C, D, E) contains the tuples {(b1,c1,d1,e1),(b1,c1,d1,e2), (b2,c2,d2,e2), (b3,c3,d3,e3), (b3,c3,d4,e4), (b6,c6,d1,e1)} The following SQL query will return how many tuples? Select * From Rr FULL OUTER JOIN S s ON r.B= s.B AND r.C=s.C;

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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