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1) Based on the feedback received on your Module 2 assignment Database Schema, provide SQL statements to create the (revised) database and populate it with sample data (at least four rows per table).
2) Modify the database by adding an additional column ("Deleted_Date") to those tables that represent entities that could contain data which can be deleted and justify your rationale in a short paragraph. In addition, explain what the tradeoffs are in using a marker-column for deletion, as opposed to actually deleting a row from a table?
3) APA format is not required, but solid academic writing is expected.
4) This assignment uses a grading rubric. Instructors will be using the rubric to grade the assignment; therefore, students should review the rubric prior to beginning the assignment to become familiar with the assignment criteria and expectations for successful completion of the assignment.
Create a table (by your own imagination) which comprises the least 25 patients with next information (columns): Calculate average of Value1 for each Gender.
problem1 assumethefollowingsimpleb-treewithn4this tree consists of only a root node and three leaf nodes. recall that
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
1. Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to store Employee_Name, Employee_Address, and Employee_BirthDate in the da..
Draw an EER Diagram with the given entities with the attributes listed - implement EER Diagram.
Consider the timing diagram of Figure 12.10 in the 8th edition (or 14.10 in the 9th edition). Assume that there is only a two-stage pipeline (fetch, execute). Redraw the diagram to show how many time units are now required for four instructions.
Your job is to implement a database (accounts stored in memory) management (access mechanisms) system as specified. Your program should loop forever to iteratively take an integer input from the user
Outline the main differences between the structure of a relational database optimized for online transactions versus a data warehouse optimized for processing and summarizing large amounts of data
how can you drop a table from your database that has one or more other tables referencing it with foreign keys?no words
How much of the total materials handling cost would be allocated to the wall mirrors - the materials handling cost is allocated on the basis of material moves
A narrative description of the field chosen for the application being created. This should also include a description of the problem and addressing the weaknesses to be solved by the database.
Create a data structure for the screen in the diagram. This will have components from both data stores
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