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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 supplier database and related reports and queries to capture contact information for potential PC component suppliers that might be used to purchase the equipment your specified in your MS Word project - the PC specifications
How can you make your database more hacker proof? How do you ensure the security of an organizations distributed database?
researchers wanted to explore self-esteem in adolescent boys and adolescent girls. each respondent completed a 10-item
Agencies typically keep the details of the employers they have dealt with, even when they have no current business with them.
Identifying Relationships.Unique Identifiers and Normalization
For this phase, you are required to create an ER Diagram that will facilitate the development of CMS's company-wide database.It should be created using ER Assistant and include entities and attributes, relationships, and accompanying notes
Write the procedure named Get_frequencies which constructs character frequency table. Input to procedure must be a pointer to the string, and pointer to array of 256 doublewords.
Assume that 30% of science students are majoring in biology. Would you consider to be novel with respect to rule? Describe. Calculate confidence and support of rule.
Sketch hash table of length 11 which results from using hash function h(i) = (2i + 5) mod 11, to hash the keys 12, 44, 13, 88, 23, 94, 11, and 39,
Using the FD list in problem 1, identify the FDs that violate 2NF. Using knowledge of the FDs that violate 2NF, design a collection of tables that satisfies 2NF but not 3NF.
Write an algorithm called \Find-G" to nd a maximally-general consistent hypothesis. You can assume the data will be noise-free and that the target concept is in the hypothesis space.
Implement a program to query and update the text database for a library using a client/server model allowing multiple clients safe access to the database, and using a producer-consumer model to control the inventory of each item.
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