{"author_url":"https://blog.hatena.ne.jp/smarthr_dev/","version":"1.0","url":"https://tech.smarthr.jp/entry/2026/01/23/083000","author_name":"smarthr_dev","type":"rich","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.smarthr.jp%2Fentry%2F2026%2F01%2F23%2F083000\" title=\"\u8907\u96d1\u306a\u8981\u4ef6\u30921\u30af\u30a8\u30ea\u3067\u5b8c\u7d50\u3055\u305b\u308b\u3001PostgreSQL\u6d3b\u7528\u8853 - SmartHR Tech Blog\" 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","categories":["PdE"],"description":"\u3053\u3093\u306b\u3061\u306f\u3001SmartHR \u306e\u30d7\u30ed\u30c0\u30af\u30c8\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u6a2a\u5c71\u3067\u3059\uff01 \u4eca\u65e5\u306f\u3001\u3068\u3042\u308b\u30d7\u30ed\u30c0\u30af\u30c8\u958b\u767a\u3067\u5b9f\u88c5\u3057\u305f\u5de8\u5927\u306a SQL \u306b\u304a\u3044\u3066\u3001\u4e00\u822c\u7684\u306a\u69cb\u6587\uff08UNION\u3084JOIN\u306a\u3069\uff09\u306e\u5f71\u306b\u96a0\u308c\u304c\u3061\u3067\u3059\u304c\u3001\u3068\u3066\u3082\u52a9\u3051\u306b\u306a\u3063\u305f PostgreSQL \u306e\u6a5f\u80fd\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002 \u5de8\u5927\u306a SQL \u3068\u805e\u304f\u3068\u3001\u8907\u96d1\u6027\u3084\u53ef\u8aad\u6027\u306e\u89b3\u70b9\u304b\u3089\u656c\u9060\u3055\u308c\u308b\u3053\u3068\u3082\u591a\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8981\u4ef6\u7684\u306b\u5fc5\u8981\u306b\u8feb\u3089\u308c\u305f\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u8907\u96d1\u3055\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u3001\u3042\u3048\u3066 DB \u5074\u3067\u30ed\u30b8\u30c3\u30af\u3092\u89e3\u6c7a\u3057\u30011 \u30af\u30a8\u30ea\u3067\u5b8c\u7d50\u3055\u305b\u308b\u9078\u629e\u304c\u5fc5\u8981\u306a\u5834\u9762\u3082\u3001\u7a00\u306b\u3067\u3059\u304c\u78ba\u5b9f\u306b\u5b58\u5728\u3057\u307e\u3059\u3002 \u672c\u8a18\u4e8b\u3067\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u30b3\u30fc\u30c9\u3067\u6d3b\u7528\u3057\u305f\u30c6\u30af\u30cb\u30c3\u30af\u306e\u4e2d\u304b\u3089\u3001\u75d2\u3044\u3068\u2026","blog_url":"https://tech.smarthr.jp/","title":"\u8907\u96d1\u306a\u8981\u4ef6\u30921\u30af\u30a8\u30ea\u3067\u5b8c\u7d50\u3055\u305b\u308b\u3001PostgreSQL\u6d3b\u7528\u8853","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/smarthr/20260123/20260123083002.png","published":"2026-01-23 08:30:00","height":"190","provider_name":"Hatena Blog","blog_title":"SmartHR Tech Blog"}