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You have been asked to develop a database system plan for a local company (or a company of your choosing) that wants to track its customers/clients, appointments, billing, and employees. The company requires that you complete the following:
1.Justify the need for the proposed system.
2.Produce a formalized database design plan.
3.Switch over to the new database system within 6 months.
4.Produce a plan for administering and maintaining the database system.
Compute the closure sets of R, find all non-trivial dependencies and what are the candidate keys of R?
Perform a Payback Analysis for given project - Draw a decision table that shows all possible rules for the above scenario.
i. describe the application that you would like to design. this should include the purpose of the application and an
Proceed with all steps in information-level design to add this user view to existing cumulative design. Is this table in1st NF?___No____ . If Yes skip. If not, write Table in DBDL notation after applying the methodology we use for converting into 1NF..
question 1 for each of the following tasks youll use the xxxxxxxx database. you need only provide the query or command
You are a regional manager for Home Station, a national chain of home renovation stores. Create a new Excel workbook and save it as Home Station-Austin.xlsx
Explain why the addition of NOT NULL constraints to the SQL definition of the Manages relation would not enforce the constraint that each department must have a manager.
how can you drop a table from your database that has one or more other tables referencing it with foreign keys?no words
What actions does a referential integrity constraint prevent from occurring when data is inserted in a table that contains this constraint?
Object-oriented databases, Write a paper that describes the topic in detail. Include descriptions covering the following subject areas
Explain what is the purpose of Database? The purpose of a database is to store information about certain types of objects. Give an example of two related TABLES.
You will need to develop the IPO Chart, flowchart, and pseudocode for an application that it will prompt a user for their hourly pay rate, their hours worked, and whether they are single, married, divorced, or widowed.
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