Given the relation schema R(A, B, C) and S(C, D, E), please match each of the following relational algebra expressions to the corresponding SQL (Structured Query Language) statement. (Assume R and S are union compatible) 1. RUS A. SELECT FROM R MINUS SELECT FROM S: B. SELECT FROM S MINUS SELECT C. SELECT D. SELECT E. SELECT F. SELECT 7. RRB S.BS G. SELECT 2. ROS 3. R-S 4.5 R 5. R* S 6. RX S 1 SELECT 8. RRC S.CS H. SELECT INTERSECT 2 3 4 5 6 7 UNION 8 FROM R; FROM R CROSS JOIN S; FROM R NATURAL JOIN S: FROM R JOIN S ON R.C=S.C; FROM R JOIN S ON R.B= S.B; FROM R FROM S: FROM R SELECT FROM S: G H A B D с F E
Given the relation schema R(A, B, C) and S(C, D, E), please match each of the following relational algebra expressions to the corresponding SQL (Structured Query Language) statement. (Assume R and S are union compatible) 1. RUS A. SELECT FROM R MINUS SELECT FROM S: B. SELECT FROM S MINUS SELECT C. SELECT D. SELECT E. SELECT F. SELECT 7. RRB S.BS G. SELECT 2. ROS 3. R-S 4.5 R 5. R* S 6. RX S 1 SELECT 8. RRC S.CS H. SELECT INTERSECT 2 3 4 5 6 7 UNION 8 FROM R; FROM R CROSS JOIN S; FROM R NATURAL JOIN S: FROM R JOIN S ON R.C=S.C; FROM R JOIN S ON R.B= S.B; FROM R FROM S: FROM R SELECT FROM S: G H A B D с F E
Database Systems: Design, Implementation, & Management
12th Edition
ISBN:9781305627482
Author:Carlos Coronel, Steven Morris
Publisher:Carlos Coronel, Steven Morris
Chapter8: Advanced Sql
Section: Chapter Questions
Problem 18RQ
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