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Write SQL statements to list the name of Lee’s subordinate employee.    (Data Update)     Write SQL statements to increase by 100000 the budget of the project whose name is starting with ‘B’.     Write SQL statements to delete the rows for the LR (Little Rock) employees who are under the supervision of supervisor 8.

Write SQL statements to list the name of Lee’s subordinate employee.    (Data Update)     Write SQL statements to increase by 100000 the budget of the project whose name is starting with ‘B’.     Write SQL statements to delete the rows for the LR (Little Rock) employees who are under the supervision of supervisor 8.

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
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  • Write SQL statements to list the name of Lee’s subordinate employee. 

 

(Data Update)

 

 

  • Write SQL statements to increase by 100000 the budget of the project whose name is starting with ‘B’.

 

 

  • Write SQL statements to delete the rows for the LR (Little Rock) employees who are under the supervision of supervisor 8.
EMPLOYEE FK: EmpID Supervisor FK: PROJECTProj_ID Project_ID PK EmpID Name Address Salary Johnson LR 70000 2 100 Lee LR 80000 8 100 Park NLR 90000 8 200 4 Hopson NLR 50000 300 5 Kant CWY 60000 8 300 8 Park CWY 120000 300 PROJECT PK ProjID PName StartDate EndDate Budget 100 B11 11/21/02 11/20/03 1000000 200 B12 9/1/01 10/30/02 900000 300 B13 3/28/03 4/27/04 950000 400 C14 8/1/03 12/30/03 800000
Transcribed Image Text:EMPLOYEE FK: EmpID Supervisor FK: PROJECTProj_ID Project_ID PK EmpID Name Address Salary Johnson LR 70000 2 100 Lee LR 80000 8 100 Park NLR 90000 8 200 4 Hopson NLR 50000 300 5 Kant CWY 60000 8 300 8 Park CWY 120000 300 PROJECT PK ProjID PName StartDate EndDate Budget 100 B11 11/21/02 11/20/03 1000000 200 B12 9/1/01 10/30/02 900000 300 B13 3/28/03 4/27/04 950000 400 C14 8/1/03 12/30/03 800000
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