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Write a SQL statement that creates a user defined function that returns an int value. This int return value is obtained by deducting the lowest Count field value from the highest Count field value of the Part table. You should enter dummy test records in the Part table if you are running/testing this function in SQL Server.
Write PL/SQL block which displays last name and salary of following people. Each of these can be done separately as PL/SQL, first to test and get output lines.
Write SQL statements to create the above tables using SQL DDL statements. Write an INSERT statement to add two new records to each table.
Turn this SQL query into a relational algebra statement? SELECT Request.reqfor, Ordering.invamt, Ordering.invnbr, Ordering.invdat
As DBA, your manager called a meeting and asked why there are so many orders for customers that don't exist in the customer table. Write query which would shows which customers were missing for existing orders. Use a join or a subquery.
Create a report using the wizard or based on an SQL query that that shows Courses that instructors are approved to teach. Show Course Number, First Name, and Last Name of Instructor.
Write a query to display using the employees table the EMPLOYEE_ID, FIRST_NAME, LAST_NAME and HIRE_DATE of every employee who was hired after to 1 January, 1995.
Write a SQL statement to display the First and Last name of students who have the Status greater than 1 and less than 10. Use BETWEEN.
The table name will be METALS and will be used to store description of various metals. Following offers some additional direction on how table must be created.
Write a SELECT statement that returns one row for each general ledger account number which contains three columns.
Given the series RLC resonant circuit in the figure, operating at variable frequency, determine: The resonant frequency ω o , The circuit’s quality factor Q , The cut-off frequencies, f 1 & f 2 and the bandwidth BW
Create a database model and Submit the table creation statements for the Database Model.
Write the following queries in SQL: If an employee works on every project located in Houston, then list the employees social security number and name.
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