Database

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Database Door Mind Map: Database

1. users

1.1. userid

1.1.1. Primary Key

1.1.2. Unique

1.1.3. AutoIncrement

1.1.4. Integer

1.2. username

1.2.1. Unique

1.2.2. Require

1.2.3. Text

1.3. password

1.3.1. Required

1.3.2. Text (MD5)

1.4. email

1.4.1. Unique

1.4.2. Required

1.4.3. Text

1.5. firstName

1.5.1. Required

1.5.2. Text

1.6. lastName

1.6.1. Required

1.6.2. Text

1.7. dateRegistered

1.7.1. Required

1.7.2. Date

1.7.3. Default

1.7.3.1. 00:00:00 01-01-1900

1.8. dateLastOnline

1.8.1. Required

1.8.2. Date

1.8.3. Default

1.8.3.1. dateRegistered

1.9. avgRating

1.9.1. Required

1.9.2. Real

1.9.3. Default

1.9.3.1. 0.00

1.10. numRatings

1.10.1. Required

1.10.2. Integer

1.10.3. Default

1.10.3.1. 0

2. auctions

2.1. auctionid

2.1.1. Primary Key

2.1.2. Unique

2.1.3. AutoIncrement

2.1.4. Integer

2.2. sellerid

2.2.1. Integer

2.2.2. Joined To:

2.2.2.1. users.userid

2.3. topBidid

2.3.1. Unique

2.3.2. Integer

2.3.3. Joined To:

2.3.3.1. bids.bidid

2.4. auctionTitle

2.4.1. Required

2.4.2. Text

2.4.3. Default

2.4.3.1. ""

2.5. auctionDescription

2.5.1. Text

2.5.2. Default

2.5.2.1. "No description has been given to this auction."

2.6. dateCreated

2.6.1. Date

2.7. duration

2.7.1. Real

2.8. active

2.8.1. Boolean

2.8.2. Default

2.8.2.1. True

2.9. tags

2.9.1. Text

3. bids

3.1. bidid

3.1.1. Primary Key

3.1.2. AutoIncrement

3.1.3. Unique

3.1.4. Integer

3.2. auctionid

3.2.1. Integer

3.2.2. Joined To: auctions.auctionid

3.3. bidderid

3.3.1. Integer

3.3.2. Joined To:

3.3.2.1. users.userid

3.4. amount

3.4.1. Required

3.4.2. Real

3.4.3. Default

3.4.3.1. 0.00

3.5. outbid

3.5.1. Boolean

3.5.2. Default

3.5.2.1. False

3.6. won

3.6.1. Boolean

3.6.2. Default

3.6.2.1. False