{"categories":[],"type":"rich","description":"\u3053\u3093\u306b\u3061\u306f\uff01\u30ce\u30a4\u3067\u3059\uff01 \u6a5f\u68b0\u5b66\u7fd2\u3092\u3059\u308b\u6642\u306b\u307e\u305a\u306f\u30c7\u30fc\u30bf\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305f\u3044\u3063\u3066\u3053\u3068\u3042\u308a\u307e\u305b\u3093\u304b\uff1f \u3061\u3087\u3063\u3068\u8a66\u3057\u3066\u307f\u305f\u3044\u3068\u3044\u3046\u6642\u306f\u30ed\u30fc\u30ab\u30ebDB\u3078\u306e\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u3053\u306e\u6642\u3001\u3061\u3087\u3063\u3068\u3057\u305f\u6ce8\u610f\u70b9\u304c\u3042\u308b\u306e\u3067\u3001\u5099\u5fd8\u9332\u3068\u3057\u3066\u6b8b\u3057\u3066\u304a\u304d\u307e\u3059\u3002 \u2460\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4f5c\u6210 mysql>show databases; +------+ I Database I +------+ I information_schema I I mysql I I performance_schema I I sys I +------+ mysql>create database test; Query OK,1 ro\u2026","author_name":"EngineerNoi","version":"1.0","provider_name":"Hatena Blog","published":"2023-04-03 01:25:32","width":"100%","blog_url":"https://engineernoi.hatenablog.com/","title":"\u30ed\u30fc\u30ab\u30ebDB\u3078\u306e\u30a4\u30f3\u30dd\u30fc\u30c8","url":"https://engineernoi.hatenablog.com/entry/2023/04/03/012532","image_url":"https://www27.a8.net/svt/bgt?aid=230209666348&wid=001&eno=01&mid=s00000012624011004000&mc=1","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fengineernoi.hatenablog.com%2Fentry%2F2023%2F04%2F03%2F012532\" title=\"\u30ed\u30fc\u30ab\u30ebDB\u3078\u306e\u30a4\u30f3\u30dd\u30fc\u30c8 - IT\u30a8\u30f3\u30b8\u30cb\u30a2 \u30ce\u30a4\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>","author_url":"https://blog.hatena.ne.jp/EngineerNoi/","provider_url":"https://hatena.blog","blog_title":"IT\u30a8\u30f3\u30b8\u30cb\u30a2 \u30ce\u30a4\u306e\u30d6\u30ed\u30b0","height":"190"}