數(shù)據(jù)庫(kù)課程設(shè)計(jì)--圖書借閱管理數(shù)據(jù)庫(kù)設(shè)計(jì)-文庫(kù)吧
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【正文】 ...................................... 2 繪制 ERD......................................................................................................... 2 ................................................................................................. 3 一般邏輯模型設(shè)計(jì) ......................................................................................... 3 按四原則轉(zhuǎn)化 ...................................................................................... 3 轉(zhuǎn)化的邏輯模型 .................................................................................. 4 邏輯模型的優(yōu)化 .................................................................................. 5 具體邏輯模型設(shè)計(jì) ......................................................................................... 5 ......................................................................................................... 7 設(shè)計(jì)表間關(guān)系 .................................................................................................. 7 完整性設(shè)計(jì) ...................................................................................................... 7 出版社關(guān)系表 ...................................................................................... 7 書籍關(guān)系表 .......................................................................................... 7 借書人關(guān)系表 ....................................................................................... 8 借還情 況關(guān)系表 ................................................................................... 8 ............................................................................................................... 10 建立數(shù)據(jù)庫(kù) ................................................................................................... 10 建立數(shù)據(jù)表 ................................................................................................... 10 出版社關(guān)系表 ..................................................................................... 11 書籍關(guān)系表 ......................................................................................... 12 借書人關(guān)系表 ...............................................................................
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