{"url":"https://dk521123.hatenablog.com/entry/2024/11/12/005529","categories":[],"width":"100%","author_url":"https://blog.hatena.ne.jp/dk521123/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fdk521123.hatenablog.com%2Fentry%2F2024%2F11%2F12%2F005529\" title=\"\u3010SQL\u3011\u30b9\u30c8\u30a2\u30c9 \uff5e \u57fa\u672c\u7de8 / \u6761\u4ef6\u5206\u5c90 \uff5e - \u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","image_url":"https://cdn.image.st-hatena.com/image/square/adad63b72f1d6545b2ba2538c3fc2923b2fd5989/backend=imagemagick;height=80;version=1;width=80/https%3A%2F%2Fcdn.blog.st-hatena.com%2Fimages%2Fcircle%2Fofficial-circle-icon%2Fcomputers.gif","provider_url":"https://hatena.blog","title":"\u3010SQL\u3011\u30b9\u30c8\u30a2\u30c9 \uff5e \u57fa\u672c\u7de8 / \u6761\u4ef6\u5206\u5c90 \uff5e","type":"rich","author_name":"dk521123","provider_name":"Hatena Blog","published":"2024-11-12 00:55:29","blog_title":"\u30d7\u30ed\u30b0\u30e9\u30e0 \u306e\u8d85\u500b\u4eba\u7684\u306a\u30e1\u30e2","description":"\u25a0 \u306f\u3058\u3081\u306b \u30b9\u30c8\u30a2\u30c9\u306e\u6761\u4ef6\u5206\u5c90\u306b\u3064\u3044\u3066\u6271\u3046 \u76ee\u6b21 \u3010\uff11\u3011IF \u3010\uff12\u3011\u30b5\u30f3\u30d7\u30eb \u4f8b\uff11\uff1aHello World \u3010\uff11\u3011IF IF \u3010\u6761\u4ef6\uff11\u3011 THEN -- ELSEIF \u3010\u6761\u4ef6\uff12\u3011 THEN -- ELSE -- END IF; PostgreSQL https://www.postgresql.jp/document/7.2/programmer/plpgsql-control-structures.html \u3010\uff12\u3011\u30b5\u30f3\u30d7\u30eb SQL Fiddle https://www.db-fiddle.com/ \u4f8b\uff11\uff1aHello World -- \u7d50\u679c\u683c\u7d0d\u7528\u30c6\u30fc\u30d6\u30eb CREATE TABLE demo_\u2026","blog_url":"https://dk521123.hatenablog.com/","version":"1.0"}