{"provider_name":"Hatena Blog","title":"LeetCode\u3000Group Sold Products By The Date\u3092\u89e3\u3044\u3066\u307f\u305f","width":"100%","version":"1.0","type":"rich","provider_url":"https://hatena.blog","description":"\u554f\u984c https://leetcode.com/problems/group-sold-products-by-the-date/ \u89e3\u3044\u305f GROUP_CONCAT\u95a2\u6570\u3092\u521d\u3081\u3066\u77e5\u3063\u305f\u3002 SELECT sell_date, COUNT(DISTINCT product) AS num_sold, GROUP_CONCAT(DISTINCT product) AS products FROM Activities GROUP BY sell_date qiita.com \u7d50\u679c","url":"https://takayasugiyama.com/entry/2022/04/08/083000","author_url":"https://blog.hatena.ne.jp/s-takaya1027/","height":"190","categories":[],"blog_url":"https://takayasugiyama.com/","published":"2022-04-08 08:30:00","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftakayasugiyama.com%2Fentry%2F2022%2F04%2F08%2F083000\" title=\"LeetCode\u3000Group Sold Products By The Date\u3092\u89e3\u3044\u3066\u307f\u305f - \u4f55\u304b\u3084\u3063\u3066\u307f\u308b\u30d6\u30ed\u30b0\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_title":"\u4f55\u304b\u3084\u3063\u3066\u307f\u308b\u30d6\u30ed\u30b0","author_name":"s-takaya1027","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/s-takaya1027/20220407/20220407000903.png"}