{"html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.aipacommander.com%2Fentry%2F2016%2F06%2F04%2F122214\" title=\"\u3010MySQL\u3011varchar\u578b\u306e\u30ab\u30e9\u30e0\u3092integer\u5074\u3067\u691c\u7d22\u3057\u305f\u3044\u3068\u304d - IT\u306e\u968a\u9577\u306e\u30d6\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>","provider_url":"https://hatena.blog","width":"100%","title":"\u3010MySQL\u3011varchar\u578b\u306e\u30ab\u30e9\u30e0\u3092integer\u5074\u3067\u691c\u7d22\u3057\u305f\u3044\u3068\u304d","height":"190","categories":["MySQL","SQL"],"blog_url":"https://www.aipacommander.com/","url":"https://www.aipacommander.com/entry/2016/06/04/122214","image_url":"http://cdn.mogile.archive.st-hatena.com/v1/image/aipacommander/297789129598967254.gif","type":"rich","description":"\u5546\u54c1\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u3042\u308a\u3001\u305d\u306e\u4e2d\u3067\u767b\u9332\u3057\u3066\u3044\u308b\u30ab\u30e9\u30e0\u300c\u5546\u54c1\u306e\u9ad8\u3055\u300d\u3092\"0cm\u301c30cm\u307e\u3067\"\u307f\u305f\u3044\u306a\u691c\u7d22\u3092\u5b9f\u88c5\u3057\u305f\u304b\u3063\u305f\u3002 \u666e\u901a\u306b\u8003\u3048\u305f\u3089\u3053\u3093\u306a\u611f\u3058\u3002 mysql> select * from items where height between '0' and '30'; \u3057\u304b\u3057\u3001\u305d\u306e\u6614\u306e\u4ed5\u69d8\u306e\u969b\u306f\u300ccm\u300d\u3068\u5358\u4f4d\u304c\u5165\u3063\u3066\u3044\u3066\u3001\u30ab\u30e9\u30e0\u306e\u578b\u304cvarchar\u3067\u3057\u305f\u3002\u306a\u306e\u3067\u3001\u691c\u7d22\u304c\u3067\u304d\u306a\u3044\u4e8b\u614b\u306b\u9665\u308b\u3002 \u3055\u3066\u3001\u56f0\u3063\u305f\u3002 \u3067\u3082\u8abf\u3079\u305f\u3089\u3059\u3050\u308f\u304b\u308a\u307e\u3057\u305f\u3002 cast\u3057\u3066\u3042\u3052\u308c\u3070\u304a\uff4b mysql> select * from items where cast(height as unsigned) between\u2026","provider_name":"Hatena Blog","author_name":"aipacommander","version":"1.0","author_url":"https://blog.hatena.ne.jp/aipacommander/","blog_title":"IT\u306e\u968a\u9577\u306e\u30d6\u30ed\u30b0","published":"2016-06-04 12:22:14"}