Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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1. Write an SQL query to find all customers whose name (either last name or first name) contains "brown". (Make sure the search is case insensitive.)
2. Write the SQL query to update all products’ discount per cents to 25% whose prices are more than 2000ドル. Also, update the dateAdded field with the current date
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- Based on stage 2, write queries for the following questions: Write a query to display all vendors sorted by vendor name. Write a query to display the product id, description, type, base, category, and price for all products that have a product base of water and a product category of sealer. Write a query to display the first name, last name, and email address of employees who were not hired from January 1, 2015, to December 31, 2019. Sort the output by the last name and then by the first name. Write a query to display the first name, last name, phone number, title, and department number of employees who work in department 123 and have the title "Assistant." Write a query to display the employee number, last name, first name, salary "from" date, salary end date, and salary amount for employees 99675, 53845, and 44035. Sort the output by employee number and salary "from" date. Write a query to display the first name, last name, street no, street name, city,...arrow_forwardPlease help, I know it's hard but no one else is willing to try and I am lost and spent three days on this so far. Write a query to display the author ID, first and last name for all authors who have ever written a book with the subject Programming. Sort the results by author's last name (Figure P7.106). In the SQL Query do the following Select clause: Display the columns stated in the problem statement From clause: AUTHOR table Where clause: authors who have ever written a book with the subject Programming. (Hint: Subquery) Order by clause: Sort the results by author last namearrow_forwardCreate a new query in SQL: Add all fields from the States table (State, StateName) to the new query using the asterisk (*) in the Select Be sure to end the SQL command with a semicolon (;).arrow_forward
- Task 2: List the owner number and last name for all owners located in the city of Seattle. Your query should ignore case. For example, a customer with the city Seattle should be included, as should customers whose city is SEATTLE, SEAttle, SeAttle, and so on.arrow_forwardP7arrow_forward5. Determine the profit of each book sold to Jake Lucas, using the actual price the customerpaid (not the book’s regular retail price). Sort the results by order date. If more than onebook was ordered, sort the results by profit amount in descending order. Perform thesearch using the customer name, not the customer number.arrow_forward
- ERD:- PK CHECKOUT Check Num FK1 Book_Num FK2 Pat_ID Check Out Date Check_Due Date Check_In_Date PK BOOK Book Num Book Title Book_Year Book_Cost Book_Subject FK1 Pat_ID -H- PATRON PK Pat ID Pat_FName Pat_LName Pat_Type WRITES PK,FK1 Book Num PK,FK2 Au ID AUTHOR PK AU ID Au_FName Au_LName Au_BirthYeararrow_forwardDo a SQL query using their data format to see who hasn't attended any classes there. Please avoid using set operations and subqueries (use an outer join).arrow_forward2. Write a SQL statement to insert a new user with userId ‘XXXXX’ into the users table and populate at least 5 other columns including column userName. Note: userName column is varchar(20) and its value must be unique in the table users. DO NOT insert into the "created" column but pay attention to it’s value after the insert Paste the SQL below.arrow_forward
- Write an SQL query using the AND operator that show all orders shoppedon April 1, 2009 shipped to the state of Floridaarrow_forwardWrite the full sql query including (create,insert,select...) pleasearrow_forwardYou have been told that you need to store the zip code for employees. Add a column to the EMPLOYEE table which will be used to store each employee’s zip code Update two rows in the EMPLOYEE table and assign a zip code (must have a WHERE clause). (you MAY use 1 or 2 statements) Write a query that includes each employee's last name, department name (not ID), and salary for each employee whose salary is less than the average for their departmentarrow_forward
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