{"type":"rich","version":"1.0","image_url":null,"blog_url":"https://akinobu.net/","blog_title":"\u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044","provider_name":"Hatena Blog","published":"2022-07-13 21:05:31","author_url":"https://blog.hatena.ne.jp/kuronekopunk/","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fakinobu.net%2Fentry%2F2022%2F07%2F13%2F210531\" title=\"BigQuery\u3067\u65e5\u6b21\u3001\u9031\u6b21\u3001\u6708\u6b21\u306e\u96c6\u8a08\u3092\u3059\u308b - \u30ce\u30f3\u30ab\u30d5\u30a7\u30a4\u30f3\u3067\u3042\u306a\u305f\u306b\u3084\u3055\u3057\u3044\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://akinobu.net/entry/2022/07/13/210531","height":"190","provider_url":"https://hatena.blog","categories":["BigQuery","\u30c7\u30fc\u30bf\u5206\u6790"],"title":"BigQuery\u3067\u65e5\u6b21\u3001\u9031\u6b21\u3001\u6708\u6b21\u306e\u96c6\u8a08\u3092\u3059\u308b","author_name":"kuronekopunk","description":"BigQuery\u3067\u96c6\u8a08 \u30c7\u30fc\u30bf\u30bd\u30fc\u30b9 created_at \u306bTIMESTAMP\u578b\u3067\u4f55\u304b\u3057\u3089\u306e\u30c7\u30fc\u30bf\u306e\u4f5c\u6210\u65e5\u304c\u5165\u3063\u3066\u3044\u308b\u60f3\u5b9a\u3067\u3059\u3002 created_at(TIMESTAMP) user_id(INT) 2022-01-02 14:13:30.801506 UTC 1 2022-01-03 12:13:30.801506 UTC 2 2022-01-04 11:13:30.801506 UTC 1 \u65e5\u6b21\u3067\u96c6\u8a08 UU\u6570\u3067\u51fa\u3059\u3088\u3046\u306b DISTINCT \u3092\u4ed8\u3051\u3066\u3044\u307e\u3059\u304c\u9069\u5b9c\u5916\u3057\u3066\u304f\u3060\u3055\u3044\u3002 SELECT CAST(created_at AS DATE) day, COUNT(DISTINCT user\u2026"}