{"blog_title":"POCKETSIGN TECH BLOG","blog_url":"https://tech.pocketsign.co.jp/","author_url":"https://blog.hatena.ne.jp/pocketsign/","url":"https://tech.pocketsign.co.jp/entry/2026/08/25/173026","description":"CTO \u306e\u6fa4\u7530\u3067\u3059\u3002 \u4eca\u56de\u306f\u3001\u7a3c\u50cd\u4e2d\u306e\u30b5\u30fc\u30d3\u30b9\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u8d77\u304d\u3066\u3044\u305f\u300cRLS\uff08Row Level Security\uff09\u74b0\u5883\u3067 NUMERIC \u30ab\u30e9\u30e0\u306e\u691c\u7d22\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u4f7f\u308f\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u300d\u3068\u3044\u3046\u6027\u80fd\u554f\u984c\u3068\u3001\u305d\u308c\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u884c\u3063\u305f \u7121\u505c\u6b62\u3067\u306e\u30ab\u30e9\u30e0\u578b\u5909\u63db\uff08NUMERIC \u2192 BIT(160)\uff09\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002 TL;DR \u80cc\u666f RLS \u3068 LEAKPROOF \u306e\u554f\u984c \u75c7\u72b6: \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u304c\u3042\u308b\u306e\u306b\u4f7f\u308f\u308c\u306a\u3044 \u539f\u56e0: numeric_eq \u306f LEAKPROOF \u3067\u306f\u306a\u3044 \u7f60: \u30aa\u30fc\u30ca\u30fc\u3067\u8a66\u3059\u3068\u518d\u73fe\u3057\u306a\u3044 \u89e3\u6c7a\u7b56: \u6bd4\u8f03\u6f14\u7b97\u5b50\u304c LEAKPROOF \u306a\u578b\u3078\u5909\u63db\u3059\u308b \u88dc\u8db3: ALTER \u2026","version":"1.0","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/p/pocketsign/20260825/20260825164837.png","title":" \u8ad6\u7406\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068 postgres_fdw \u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u30ab\u30e9\u30e0\u30bf\u30a4\u30d7\u3092\u7121\u505c\u6b62\u3067\u5909\u63db\u3059\u308b","height":"190","provider_name":"Hatena Blog","provider_url":"https://hatena.blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech.pocketsign.co.jp%2Fentry%2F2026%2F08%2F25%2F173026\" title=\" \u8ad6\u7406\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068 postgres_fdw \u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u30ab\u30e9\u30e0\u30bf\u30a4\u30d7\u3092\u7121\u505c\u6b62\u3067\u5909\u63db\u3059\u308b - POCKETSIGN 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>","author_name":"pocketsign","published":"2026-08-25 17:30:26","categories":["\u6280\u8853\u89e3\u8aac"],"width":"100%","type":"rich"}