{"provider_url":"https://hatena.blog","author_name":"masartz","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmasartz.hatenablog.jp%2Fentry%2F2015%2F02%2F20%2F180124\" title=\"MySQL\u306eint(3)\u3068\u304bint(10)\u3068\u304bint(50)\u3068\u304b - masartz-&gt;log(type=&gt;&#39;hatenablog&#39;)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"title":"MySQL\u306eint(3)\u3068\u304bint(10)\u3068\u304bint(50)\u3068\u304b","blog_title":"masartz->log(type=>'hatenablog')","width":"100%","type":"rich","height":"190","version":"1.0","url":"https://masartz.hatenablog.jp/entry/2015/02/20/180124","provider_name":"Hatena Blog","categories":[],"blog_url":"https://masartz.hatenablog.jp/","author_url":"https://blog.hatena.ne.jp/masartz/","description":"\u4eca\u65e5\u3075\u3068\u898b\u305fschema\u3067\u3001 letter varchar(16) DEFAULT NULL, \u307f\u305f\u3044\u306e\u304c\u3042\u3063\u305f\u6642\u306b\u3001\u9055\u548c\u611f\u304c\u3042\u3063\u305f\u3002 \u3053\u306e(16)\u3063\u3066\u3044\u3046\u6841\u6570\u3063\u3066\u610f\u5473\u3042\u308b\u3093\u3060\u3063\u3051\u30fb\u30fb\uff1f \u306a\u3093\u304b\u4f7f\u308f\u308c\u308b\u9818\u57df\u306f\u7d50\u5c40\u540c\u3058\u3060\u3063\u305f\u3088\u3046\u306a\u30fb\u30fb\uff1f \u7d50\u8ad6\u304b\u3089\u8a00\u3046\u3068\u3001\u3053\u308c\u306f\u52d8\u9055\u3044\u3067\u3057\u305f\u3002 \u3053\u306e\u9055\u548c\u611f\u306fint\u578b\u306e\u6642\u306e\u3084\u3064\u3067\u3057\u305f\u3002 \u4ee5\u4e0b\u3001\u5b9f\u9a13\u30b3\u30fc\u30c9\u3002 gist0a701d3a4ba4c6c10331 create database test_length\u3057\u3066\u304b\u3089 mysql -u root test_length < length_test.sql \u3067\u98df\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002 \u7d50\u679c\u306f mysql> select * f\u2026","published":"2015-02-20 18:01:24"}