{"published":"2008-04-17 00:00:00","categories":[],"description":"db.ReferenceProperty(db.Mode)\u3092\u4f7f\u3063\u3066\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u308b\u3002 (http://ondras.zarovi.cz/sql/demo/) \u3053\u3093\u306a\u611f\u3058\u306b\u3001\u30c6\u30fc\u30d6\u30eb\u3092\u8a2d\u8a08\u3057\u305f\u3002MySQL\u7528\u306eER\u56f3\u306a\u306e\u3067\u3001\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u540d\u524d\u304c\u9055\u3046\u3051\u3069\u306a\u3093\u3068\u306a\u304f\u3084\u308a\u305f\u3044\u4e8b\u306f\u901a\u3058\u308b\u3068\u601d\u3046\u3002\u3063\u3066\u3044\u3046\u304b\u3001\u30ef\u30ab\u30ec\u3002\u5de6\u306eTable\u3068\u3044\u3046\u30c6\u30fc\u30d6\u30eb\u5185\u306eid_Core\u3068id_Tag\u304c\u3001ReferenceProperty\u3067\u5b9a\u7fa9\u3055\u308c\u308bFK\u3068\u306a\u308b\u3002 \u30e2\u30c7\u30eb\u306f class Table(db.Model): ref_core = db.ReferenceProperty(Core) ref_tag = db.Referenc\u2026","blog_url":"https://a2c.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fa2c.hatenablog.com%2Fentry%2F20080417\" title=\"GAE\u3067\u7c21\u5358\u306a\u591a\u5bfe\u591a\u7684\u306a\u30e2\u30ce - When it\u2019s ready.\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","author_url":"https://blog.hatena.ne.jp/a2c/","url":"https://a2c.hatenablog.com/entry/20080417","image_url":"http://cdn-ak.f.st-hatena.com/images/fotolife/a/a2c/20080417/20080417040513.png","width":"100%","blog_title":"When it\u2019s ready.","type":"rich","title":"GAE\u3067\u7c21\u5358\u306a\u591a\u5bfe\u591a\u7684\u306a\u30e2\u30ce","version":"1.0","provider_url":"https://hatena.blog","author_name":"a2c","provider_name":"Hatena Blog"}