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You need to create a new user named ASSOCDBA1 and a new ROLE named JRDBA1 that can be used for an assistant DBA. You want the new role to contain the DBA role that the SYSTEM user has with ADMIN OPTION (when it pertains to the current SYSTEM user setting). You also want the new role to be password-protected with a password of MJOAG2T. Once the role is created, assign the role to the new user ASSOCDBA1, but do not make it the default role.
Execute your script to create the new user, the new ROLE, assign privileges to the role, and assignment of the ROLE to the user.
Write a SELECT statement that returns three columns: InvoiceTotal From the Invoices table, 10% 10% of the value of InvoiceTotal.
All primary keys are underlined. All foreign keys have same name as primary key that they are referencing. Determine the names of all Tracks which are more than 10 minutes (600,000 ms) long.
Create a database design specification Enhanced Entity Relationship Diagram (EERD) and Relational Data Model from the given business description - Database Management System
Complete following task. In each exercise, represent answer in both DBDL and with diagram. You may use any of styles for diagram. Create database to produce following reports. Do not use any surrogate keys in design.
Write an SQL query to get the author of the book "The Alchemist"
These following questions require to you to create entities and their relationship using the Crow's Foot notation suitably.
How can you make your database more hacker proof? How do you ensure the security of an organizations distributed database?
You have a file which contains credit card records. Each record contains field for the card number, expiration date, and name of card holder. Explain what primary problem you try to solve is.
Customers Dunne an Olowski are included in the CUSTOMER table also in CUSTOMER_2 table. Explain How many records are returned when using the MINUS operator?
Use SQL to create the following database; to including referential integrity. You may NOT use the GUI for this part of the exercise. COURSE ( CourseNu, CourseName, CreditHrs).
You have been asked to design database design for BoingX Aircraft Company (BAC), that has two products: TRX-5A and TRX-5B HUD (heads-up display) units.
Write down the complete transaction using SQL.
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