Identify the relational keys in the following two tables. Вranch branchNo street city postcode | 22 Deer Rd London sw1 4EH 16 Argyll St Aberdeen AB2 3SU 163 Main St Glasgow GI1 9QX 32 Manse Rd Bristol 56 Clover Dr London NW10 6EU BO05 BO07 B003 BO04 BS99 INZ B002 Staff staffNo fName IName position sex DOB salary branchNo SL21 John White Manager 1-Oct-45 30000 BO05 SG37 Ann Beech Assistant F 10-Nov-60 12000 BO03 David Ford Supervisor M SG14 24-Mar-58 18000 BO03 Mary 9000 BO07 3-Jun-40 24000 BO03 9000 BO05 SA9 Howe Assistant F 19-Feb-70 SG5 Brand Manager Susan F SL41 Julie Lee Assistant F 13-Jun-65 |Tabel Superkey Candidate Primary Key Alternate Foreign Key Keys Branch
Identify the relational keys in the following two tables. Вranch branchNo street city postcode | 22 Deer Rd London sw1 4EH 16 Argyll St Aberdeen AB2 3SU 163 Main St Glasgow GI1 9QX 32 Manse Rd Bristol 56 Clover Dr London NW10 6EU BO05 BO07 B003 BO04 BS99 INZ B002 Staff staffNo fName IName position sex DOB salary branchNo SL21 John White Manager 1-Oct-45 30000 BO05 SG37 Ann Beech Assistant F 10-Nov-60 12000 BO03 David Ford Supervisor M SG14 24-Mar-58 18000 BO03 Mary 9000 BO07 3-Jun-40 24000 BO03 9000 BO05 SA9 Howe Assistant F 19-Feb-70 SG5 Brand Manager Susan F SL41 Julie Lee Assistant F 13-Jun-65 |Tabel Superkey Candidate Primary Key Alternate Foreign Key Keys Branch
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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Transcribed Image Text:Identify the relational keys in the following two tables.
Branch
branchNo street
city
postcode
SWI 4EH
16 Argyll St Aberdeen AB2 3SU
163 Main St Glasgow GI1 9QX
BS99 INZ
NW10 6EU
BO05
22 Deer Rd
London
BO07
B003
BO04
32 Manse Rd Bristol
BO02
56 Clover Dr London
Staff
staffNo fName IName position
sex DOB
salary branchNo
SL21
John
White Manager
M
1-Oct-45
30000
BO05
SG37
Ann
Beech
Assistant
F
10-Nov-60 12000
BO03
SG14
David
Ford
Supervisor M
24-Mar-58 18000
BO03
SA9
Mary
Howe
Assistant
F
19-Feb-70
9000
BO07
SG5
Susan
Brand Manager
F
3-Jun-40
24000
BO03
SL41
Julie
Lee
Assistant
F
13-Jun-65
9000
BO05
Tabel
Superkey
Candidate
Primary Key
Alternate
Foreign Key
Key
Keys
Branch
Staff
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