?屬性????????????大小?????日期????時間???名稱
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?????文件????2371655??2011-05-06?06:51??6.1?創建和修改表的主鍵約束-240x192.mp4

?????文件????8926283??2011-05-06?07:03??6.2?創建和修改表的UNIQUE約束-240x192.mp4

?????文件????6412602??2011-05-06?07:03??6.3?創建和修改表的CHECK約束-240x192.mp4

?????文件????6390095??2011-05-06?07:04??6.4?默認值和用戶定義的數據類型-240x192.mp4

?????文件????7914970??2011-05-06?07:02??6.5?查看數據庫中的表-240x192.mp4

?????文件????6134041??2011-05-06?07:03??6.6?修改和刪除數據庫中的表-240x192.mp4

?????文件????4447392??2011-05-06?07:03??6.7?表間關系和外鍵約束-240x192.mp4

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