W7 DATABASE EXERCISE $NFO 321

Assignment Instructions

Assignment Instructions Part 1) 55% Complete Review Question 17.5 on page 509 in the Connolly text; explain each constraint (40%) and provide an example of each constraint other than the one in the text (15%). The response should be 500+ words Part 2 a) 10% Background We want to keep track of the price we charge for each type of part, the supplier for each type of part, and the amount we pay the supplier for each type of part (the cost). Each supplier can provide us with many different types of parts, but each part can be provided to us by only one supplier. This requires a one-to-many relationship.

Functional analysis: Part ---- > Price, Cost, Supplier, Street, City, State, Zip, Telephone Supplier ---- > Street, City, State, Zip, Telephone Part ---- > Price, Cost, Supplier Table: Parts (Part, Price, Cost, Supplier, Street, City, State, Zip, Telephone) Compete the following: 1. Copy and paste the 2NF definition from the Connolly text (see page 422) 2% 2. Is the above table in 2NF? 3% 3. Using the table and field names in the above table explain your answer in plain English. 5% Part 2 b) 10% Background We want to keep track of the price we charge for each type of part, the supplier for each type of part, and the amount we pay each supplier for each type of part (the cost). This time, a supplier can provide us with many different types of parts, AND each part can be provided to us by more than one supplier. Each supplier may charge us a different amount for each part (cost). This requires a many-to-many relationship.

Functional analysis: Part ---- > Price Supplier ---- > Street, City, State, Zip, Telephone Part, Supplier ---- > Cost Table: Parts (Part, Price, Cost, Supplier, Street, City, State, Zip, Telephone) Complete the following: 1. Copy and paste the 2NF definition from the Connolly text (see page 422) 2% 2. Is the above table in 2NF? 3% 3. Using the table and field names in the above table explain your answer in plain English. 5% Include the questions with your answers. Your submission must be original, include supporting sentences using the terms, concepts, and theories with the page number or website from the required readings or other material. Your submission should paraphrase the material you reference, restrict your use of direct quotes (copy and paste) to less than 15% of the submission (the questions and the required copy and paste content will not be considered part of the 15% guideline). Name your document Last Name_Assignment7 (i.e. Smith_Assignment7). HINT: Review the One-to-Many and Many-to-Many Parts and Suppliers examples in the Terms and Concepts forum. Contact the instructor with any questions. The following rubric will be used: Part 1 Synthesis of Concepts    Response to 17.5             40%    Non-text examples           15% Part 2 a)                           10% Part 2 b)                           10% Using APA style/reference      5% Writing Org/Clarity/Spelling   20% (-1 per misspelled word) Total                                 100%

Submission