Reference no: EM13948325
The following business rules form the basis of the database design.
· A member receives many invitations, and each invitation is sent to many members.
· An invitation may be sent to different members on different dates. The date a member accepts an invitation is recorded.
· Each invitation includes a dinner of a type, and a dinner type may apply to many invitations.
· A dinner is based on a single entrée, but an entrée may be used as the basis for many dinners. For example, a dinner may be composed of a fish entrée, rice, tossed salad, and mixed vegetables. Or the dinner may be composed of a fish entrée, baked potato, vegetable soup, corn, and string beans.
The following table gives the attributes and sample values.
MEMBER NUM MEMBER NAME EMAIL ADDR INVITE NUM INVITE DATE
214 Alice Hanz ah@com 8 2/23/04
ACCEPT DATE DINNER CODE DINNER DESCRIPTION ENTRà?E CODE
2/27/04 D5 sea delight E3
ENTREE DESCRIPTION
Stuffed crab
The following table gives the attributes and sample values.
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MEMBER NUM
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MEMBER NAME
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EMAIL ADDR
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INVITE NUM
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INVITE DATE
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ACCEPT DATE
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DINNER CODE
|
DINNER DESCRIPTION
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ENTRÉE CODE
|
ENTREE DESCRIPTION
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214
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Alice Hanz
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ah@com
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8
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2/23/04
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2/27/04
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D5
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Sea Delight
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E3
|
Stuffed crab
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Business rules form the basis of the database design.
: A member receives many invitations, and each invitation is sent to many members.
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