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Write the SQL needed to create an employee table containing the following data:
employeeID, text, length of 5, primary keylastName, text, length of 25firstName, text, length of 15degree, text, able to store values of 'yes' and 'no'dateOfBirth, dateannualSalary, numeric
Write a PL/SQL block that displays the last name and salary of the following people. Each of these can be done separately as PL/SQL, first to test and get the output lines then encapsulated in the procedure.
Write summary query which uses CUBE operator to return LineItemSum (which is the sum of InvoiceLineItemAmount) group by Account(an alias for AccountDesciption).
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.
Turn this SQL query into a relational algebra statement? SELECT Request.reqfor, Ordering.invamt, Ordering.invnbr, Ordering.invdat
Create a program that enters first and a second number. The first and second number that will be entered should be computed in halves, quarter, double, and square.
Explain how you will go about developing this database. Provide at least four queries that answer some of the questions asked by the end users.
Write a PL/SQL block that displays the last name and salary of the following people. Each of these can be done separately as PL/SQL, first to test and get the output lines then encapsulated.
Run the lab_03_01.sql script in the attached file to create the SAL_HISTORY table. Display the structure of the SAL_HISTORY table.
Write PL/SQL procedures and functions to populate and query that database
Write down a SQL insert statement to insert new row in "CDS" table.
What is an SQL injection attack? Explain how it works, and what precautions must be taken to prevent SQL injection attacks.What are two advantages of encrypting data stored in the database?
Create a database model and Submit the table creation statements for the Database Model.
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