Identify the relational keys in the following two tables. Branch branchNo street city postcode 22 Deer Rd 16 Argyll St Aberdeen AB2 3SU 163 Main St Glasgow GI1 9QX |32 Manse Rd Bristol 56 Clover Dr London NW10 6EU BO05 |London sW1 4EH BO07 BO03 BS99 INZ B004 BO02 Staff staffNo fName IName position sex DOB salary branchNo White Manager 30000 BO05 10-Nov-60 12000 BO03 24-Mar-58 18000 SL21 John M 1-Oct-45 SG37 Ann Веech Assistant David Ford Supervisor M SG14 BO03 SA9 Mary Howe Assistant 19-Feb-70 9000 BO07 SG5 Brand Manager F 3-Jun-40 24000 9000 BO05 Susan B003 SL41 Julie Lee Assistant 13-Jun-65 Tabel Superkey Candidate Primary Key Alternate Foreign Key Key Keys Branch Staff
Identify the relational keys in the following two tables. Branch branchNo street city postcode 22 Deer Rd 16 Argyll St Aberdeen AB2 3SU 163 Main St Glasgow GI1 9QX |32 Manse Rd Bristol 56 Clover Dr London NW10 6EU BO05 |London sW1 4EH BO07 BO03 BS99 INZ B004 BO02 Staff staffNo fName IName position sex DOB salary branchNo White Manager 30000 BO05 10-Nov-60 12000 BO03 24-Mar-58 18000 SL21 John M 1-Oct-45 SG37 Ann Веech Assistant David Ford Supervisor M SG14 BO03 SA9 Mary Howe Assistant 19-Feb-70 9000 BO07 SG5 Brand Manager F 3-Jun-40 24000 9000 BO05 Susan B003 SL41 Julie Lee Assistant 13-Jun-65 Tabel Superkey Candidate Primary Key Alternate Foreign Key Key Keys Branch Staff
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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