{"blog_title":"jun01t\u306e\u65e5\u8a18","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.jun01t.com%2Fentry%2F2025%2F08%2F16%2F133354\" title=\"SQL\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3068\u30b7\u30ce\u30cb\u30e0\u306e\u9055\u3044 - jun01t\u306e\u65e5\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","provider_name":"Hatena Blog","version":"1.0","image_url":null,"author_name":"goldenCat1990","url":"https://blog.jun01t.com/entry/2025/08/16/133354","published":"2025-08-16 13:33:54","height":"190","categories":[],"description":"SQL\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3068\u30b7\u30ce\u30cb\u30e0\u306e\u9055\u3044\u3092\u5fb9\u5e95\u89e3\u8aac\uff01 SQL\u3092\u4f7f\u3063\u3066\u3044\u308b\u3068\u300c\u30a8\u30a4\u30ea\u30a2\u30b9\uff08alias\uff09\u300d\u3068\u300c\u30b7\u30ce\u30cb\u30e0\uff08synonym\uff09\u300d\u3068\u3044\u3046\u8a00\u8449\u3092\u76ee\u306b\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u3069\u3061\u3089\u3082\u300c\u5225\u540d\u3092\u3064\u3051\u308b\u300d\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3059\u304c\u3001\u7528\u9014\u3084\u5f79\u5272\u306f\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u305d\u306e\u9055\u3044\u3092\u6574\u7406\u3057\u3066\u3044\u304d\u307e\u3059\u3002 1. \u30a8\u30a4\u30ea\u30a2\u30b9\uff08Alias\uff09\u3068\u306f\uff1f \u7279\u5fb4 SELECT\u6587\u306e\u4e2d\u3060\u3051\u3067\u4f7f\u3048\u308b\u4e00\u6642\u7684\u306a\u5225\u540d \u30c6\u30fc\u30d6\u30eb\u3084\u5217\u306b\u77ed\u3044\u540d\u524d\u3092\u3064\u3051\u3066\u8aad\u307f\u3084\u3059\u304f\u3059\u308b SQL\u3092\u5b9f\u884c\u3059\u308b\u3068\u6d88\u3048\u308b\uff08\u6c38\u7d9a\u5316\u3055\u308c\u306a\u3044\uff09 \u4f8b SELECT e.name AS employee_name, d.name AS department_name FROM employe\u2026","title":"SQL\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3068\u30b7\u30ce\u30cb\u30e0\u306e\u9055\u3044","blog_url":"https://blog.jun01t.com/","provider_url":"https://hatena.blog","type":"rich","author_url":"https://blog.hatena.ne.jp/goldenCat1990/","width":"100%"}