{"published":"2014-02-02 00:05:54","provider_url":"https://hatena.blog","width":"100%","type":"rich","description":"\u95a2\u6570\u5f93\u5c5e\u6027/\u90e8\u5206\u95a2\u6570\u5f93\u5c5e\u6027 candidate key => \u5019\u88dc\u30ad\u30fc => (\u4e3b\u30ad\u30fc\u306e\u5019\u88dc\u3068\u306a\u308b\u30ad\u30fc and \u30bf\u30d7\u30eb\u3092\u4e00\u610f\u306b\u8b58\u5225\u3067\u304d\u308b and \u6975\u5c0f) non-key attribute => (\u4e3b\u30ad\u30fc\u3092\u542b\u3081\u3066\u3044\u304b\u306a\u308b\u5019\u88dc\u30ad\u30fc\u306b\u3082\u5c5e\u3057\u3066\u3044\u306a\u3044\u5c5e\u6027) Definition and ex Given and ... only is true and any such like are false ... {1} then Functional dependecy is satisfied. ... when {1} is true example is true then partial fun\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmat5ukawa.hateblo.jp%2Fentry%2F2014%2F02%2F02%2F000554\" title=\"Functional dependency ; Design - \u73fe\u5834\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","title":"Functional dependency ; Design","image_url":"http://chart.apis.google.com/chart?cht=tx&chl=%20%28%5Ctextit%7B%20candidate%20key%3A%20X%20%7D%29%20%5Crightarrow%20%28%5Ctextit%7B%20non-key%20attribute%3A%20Y%20%7D%29%20","url":"https://mat5ukawa.hateblo.jp/entry/2014/02/02/000554","author_url":"https://blog.hatena.ne.jp/mat5ukawa/","author_name":"mat5ukawa","height":"190","version":"1.0","blog_url":"https://mat5ukawa.hateblo.jp/","categories":["Design"],"provider_name":"Hatena Blog","blog_title":"\u73fe\u5834\u30ed\u30b0"}