Structured Query Language (SQL) is a language widely used in industry to create, update and query data in relational databases. You are required to write the SQL code. Q.6.1 The below sample data in the third normal form was provided by a database designer. Answer the below questions using this data. Q.6.1.1 Write a SQL statement to create the table Lawyer. Hint: The sample data should give you an indication of the data types you should use. Q.6.1.2 Write a SQL statement that will calculate the average age of all the lawyers that are at least 40 years old. Q.6.1.3 Write a SQL statement to insert the below row into table LawFirm.
Structured Query Language (SQL) is a language widely used in industry to create, update and query data in relational databases. You are required to write the SQL code. Q.6.1 The below sample data in the third normal form was provided by a database designer. Answer the below questions using this data. Q.6.1.1 Write a SQL statement to create the table Lawyer. Hint: The sample data should give you an indication of the data types you should use. Q.6.1.2 Write a SQL statement that will calculate the average age of all the lawyers that are at least 40 years old. Q.6.1.3 Write a SQL statement to insert the below row into table LawFirm.
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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Question
Structured Query Language (SQL) is a language widely used in industry to create, update and
query data in relational
Q.6.1 The below sample data in the third normal form was provided by a database
designer. Answer the below questions using this data.
Q.6.1.1 Write a SQL statement to create the table Lawyer.
Hint: The sample data should give you an indication of the data
types you should use.
Q.6.1.2 Write a SQL statement that will calculate the average age of all the
lawyers that are at least 40 years old.
Q.6.1.3 Write a SQL statement to insert the below row into table LawFirm.
Transcribed Image Text:Table: LawFirm
Primary key: LawFirmID (auto number)
All fields are mandatory
LawFirmID
Name
Yearlncorporated
Ze Boss Attorneys
2011
1
2
Lawyers for the Win
2018
3
Court Rulez
2019
Table: Lawyer
Primary key: LawyerlD
Foreign key: LawFirmID
LawyerID
LawFirmID
Surname
Name
Age
6
1.
Bianchi
Anna
45
7
Modise
Dikeledi
57
8.
Ferreira
Piet
34
Nkosi
Jabulani
28
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