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a. Write the proper sequence of activities in the design of a video rental database. The initial ERD is shown in above (or refer to textbook figure 9.9). The design must support all rental activities, customer payment tracking, and employee work schedules, as well as track which employees checked out the videos to the customers.
b. After you finish writing the design activity sequence, complete the ERD to ensure that the database design can be successfully implemented. Make sure that the design is normalized properly and that it can support the required transactions.
c. Implement solution using Microsoft Access. Be sure to populate the database with proper data to insure its data integrity.
Draw the corresponding GRD, exhibiting all the primary keys and foreign keys. For simplicity, no other attributes nor multiplicity constraints are required.
Draft the requirements for the new Web Site - questions including all the SQL scripts that you may have created. You also must provide screen shots of specific portions of the work you have done, especially the final results and some important inte..
Write a SELECT statement that returns three columns: EmailAddress, OrderID, and the order total for each customer. To do this, you can group the result set by the EmailAddress and OrderID columns.
Examples for small n are given bellow, where a small square box represents an unsuccessful search. Prove that leaves of any binary search tree are located in the bottom two levels.
Relational Algebra- The database used for this question is a very simple one with the following schema: (Primary keys are bold, foreign keys are underlined)
an organization has several operational systems customer relationship management crm for marketing and sales enterprise
Recognize input data required for each of processes. Recognize logical name for each data output item and kind of data output (real number, integer, text).
Create a diagram using Visio, Microsoft Paint, or other graphical creation utility of your choosing to illustrate the conceptual data feeds into and out of the data warehouse. Note: The graphically depicted solution is not included in the required..
use the contents of figure 1 to work problems 1-3.1.write the business rules that govern the relationship between agent
Consider a database with objects X and Y and assume that there are two transactions T1 and T 2. Transaction T 1 reads objects X and Y and then writes object X. Transaction T 2 reads objects X and Y and then writes objects X and Y.
Start with LAN on RTA and proceed clockwise. Determine the number that how many total valid host addresses will be wasted on WAN links?
Assume that data warehouse for video game shop consists of th three dimensions: time, player, and game, and two measures number of games played and price paid per game. Sketch schema diagram for data warehouse using the star schema.
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