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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.  Write a SQL statement that will calculate the average age of all the lawyers that are at least 40 years old.

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.  Write a SQL statement that will calculate the average age of all the lawyers that are at least 40 years old.

Database System Concepts
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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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. 


Write a SQL statement that will calculate the average age of all the
lawyers that are at least 40 years old. 


Write a SQL statement to insert the below row into table LawFirm.

The below sample data in the third normal form was provided by a database designer. Answer the below questions using this data. Table: LawFirm Primary key: LawFirmID (auto number) All fields are mandatory LawFirmID Name Yearlncorporated Ze Boss Attorneys 2011 Lawyers for the Win 2018 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
Transcribed Image Text:The below sample data in the third normal form was provided by a database designer. Answer the below questions using this data. Table: LawFirm Primary key: LawFirmID (auto number) All fields are mandatory LawFirmID Name Yearlncorporated Ze Boss Attorneys 2011 Lawyers for the Win 2018 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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