{"provider_url":"https://hatena.blog","author_name":"BG1","url":"https://bg1.hatenablog.com/entry/2025/04/30/210000","blog_url":"https://bg1.hatenablog.com/","width":"100%","title":"varchar","blog_title":"\u8eca\u8f2a\u306ex\u767a\u660e ~B.G's Blog~","description":"varchar\u3082\u6587\u5b57\u5217\u3092\u683c\u7d0d\u3059\u308b\u6587\u5b57\u578b\u3002https://www.postgresql.jp/docs/9.4/datatype-character.html\u4e0a\u9650\u4ed8\u304d\u306e\u53ef\u5909\u9577\u3067\u3001\u5f8c\u308d\u306e\u4f59\u3063\u305f\u90e8\u5206\u306f\u5207\u308a\u8a70\u3081\u3089\u308c\u308b\u3002 postgresdb1=# CREATE TABLE varchartest (name varchar(10)); CREATE TABLE postgresdb1=# \\dt \u30ea\u30ec\u30fc\u30b7\u30e7\u30f3\u4e00\u89a7 \u30b9\u30ad\u30fc\u30de | \u540d\u524d | \u30bf\u30a4\u30d7 | \u6240\u6709\u8005 ----------+-------------+----------+---------- public | chartest | \u30c6\u30fc\u30d6\u30eb |\u2026","categories":["PostgreSQL"],"version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fbg1.hatenablog.com%2Fentry%2F2025%2F04%2F30%2F210000\" title=\"varchar - \u8eca\u8f2a\u306ex\u767a\u660e ~B.G&#39;s Blog~\" 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,"author_url":"https://blog.hatena.ne.jp/BG1/","provider_name":"Hatena Blog","height":"190","type":"rich","published":"2025-04-30 21:00:00"}