{"version":"1.0","provider_name":"Hatena Blog","blog_url":"https://toshifumi-tegu.hatenadiary.org/","title":"foreign key\u5236\u7d04","url":"https://toshifumi-tegu.hatenadiary.org/entry/20091030/1256927591","published":"2009-10-30 03:33:11","blog_title":"tegu\u306eTech Blog","provider_url":"https://hatena.blog","author_name":"toshifumi_tegu","height":"190","image_url":null,"categories":["mysql"],"width":"100%","description":"\u5b50\u30c6\u30fc\u30d6\u30eb\u304c\u7ba1\u7406\u30c6\u30fc\u30d6\u30eb\u306bforeign key\u5236\u7d04\u3092\u306f\u3063\u3066\u3044\u3066\u3001\u7ba1\u7406\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u3001 \u5b50\u30c6\u30fc\u30d6\u30eb\u304b\u3089foreign key\u304c\u5f35\u3089\u308c\u3066\u3044\u308b\u3001\u30ad\u30fc\u306e\u30ec\u30b3\u30fc\u30c9\u304c\u8907\u6570\u5b58\u5728\u3059\u308b\u5834\u5408\u3001 InnoDB\u3067\u306f\u305d\u306e\u4e00\u3064\u30ec\u30b3\u30fc\u30c9\u306e\u30ad\u30fc\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3067\u3082\u5916\u90e8\u30ad\u30fc\u5236\u7d04\u9055\u53cd\u304c\u8d77\u3053\u308b\u3002http://dev.mysql.com/doc/refman/5.1/ja/innodb-foreign-key-constraints.html SQL \u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u304b\u3089\u306e\u9038\u8131:InnoDB \u306f\u540c\u3058\u53c2\u7167\u30ad\u30fc\u5024\u3092\u6301\u3064\u89aa\u30c6\u30fc\u30d6\u30eb\u5185\u306b\u3044\u304f\u3064\u304b\u306e\u884c\u304c\u3042\u308b\u3068\u3001\u5916\u90e8\u30ad\u30fc\u30c1\u30a7\u30c3\u30af\u5185\u3067\u540c\u3058\u30ad\u30fc\u5024\u3092\u6301\u3064\u5225\u306e\u89aa\u884c\u304c\u307e\u308b\u3067\u5b58\u5728\u3057\u306a\u3044\u304b\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u3002\u4f8b\u3048\u3070\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftoshifumi-tegu.hatenadiary.org%2Fentry%2F20091030%2F1256927591\" title=\"foreign key\u5236\u7d04 - tegu\u306eTech Blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_url":"https://blog.hatena.ne.jp/toshifumi_tegu/","type":"rich"}