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In this lab, you will start designing the database for the system that you have chosen and wrote a SCOPE/Requirements Document. Lab Steps Define the
In this lab, you will start designing the database for the system that you have chosen and wrote a SCOPE/Requirements Document.
Lab Steps
- Define the entities of your system, given the system requirements that you have specified in the SCOPE document.
- Define the attributes for each entity.
- Define the relations between the different entities.
- Draw an ER diagram to show your database design.
- Put the output of steps 1 to 4 in a Word document. You can also use a PowerPoint presentation instead if you find it easier to draw the ER diagram using PowerPoint shapes
Hello, if possible could you help me with just #4? Im having trouble starting the ER diagram. my topic is watermelons with its entities being
Seedless watermelons
- Seeded watermelons
- Miniature Watermelon
- Orange / Yellow Watermelon
First entity: Seedless Watermelons
- 15 pounds Seedless watermelons average around the 15 pound mark
- White seeds Contains edible white seeds
- Potassium and Iron- Contains potassium and iron
- Red, Yellow, or orange flesh Seedless may have red, yellow, or orange flesh
Second entity: Seeded Watermelons
- 5-40 pounds Seeded watermelons can grow up to a max of 40 pounds
- Black seeds Contains larger black seeds that are not edible
- Minerals, Vitamins, proteins Seeded watermelons contain more minerals, vitamins and protein than others, given the seeds nutritional value
Third entity: Miniature Watermelons
- Thin Rind Mini watermelons have a thinner rind which is the green outside layer of the watermelon
- Small size Usually smaller in overall size and weight then the average type of watermelon
Fourth entity: Orange / Yellow watermelons
- Lack of lycopene Yellow
- and orange watermelons lack lycophene unlike red watermelons
- Black and White seeds Contains both black and white seeds
- Sweet Honey taste Yellow / orange watermelons tend to have some honey lingering within
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