EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date DEPT_LOCATIONS Dnumber

Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
Post Reply
answerhappygod
Site Admin
Posts: 899603
Joined: Mon Aug 02, 2021 8:13 am

EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date DEPT_LOCATIONS Dnumber

Post by answerhappygod »

Employee Fname Minit Lname Ssn Bdate Address Sex Department Dname Dnumber Mgr Ssn Mgr Start Date Dept Locations Dnumber 1
Employee Fname Minit Lname Ssn Bdate Address Sex Department Dname Dnumber Mgr Ssn Mgr Start Date Dept Locations Dnumber 1 (46.1 KiB) Viewed 20 times
19.18 - Calculate the cost of functions for different options of executing the JOIN operation OP7 discussed in section 19.4.
OP7: DEPARTMENT JOIN Mgr_ssn=Ssn EMPLOYEE
EMPLOYEE Fname Minit Lname Ssn Bdate Address Sex DEPARTMENT Dname Dnumber Mgr_ssn Mgr_start_date DEPT_LOCATIONS Dnumber Dlocation PROJECT Pname Pnumber Plocation Dnum WORKS ON Essn Pno Hours DEPENDENT Essn Dependent_name Sex Bdate Relationship Salary Super_ssn Dno Figure 5.5 Schema diagram for the COMPANY relational database schema.
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!
Top
Post Reply

Return to “Archived Questions & Answers”