{"id":4956,"date":"2024-05-13T14:44:44","date_gmt":"2024-05-13T05:44:44","guid":{"rendered":"https:\/\/blog.since2020.jp\/?p=4956"},"modified":"2024-05-13T14:44:44","modified_gmt":"2024-05-13T05:44:44","slug":"google-bigquery%e3%81%a7%e3%82%a6%e3%82%a3%e3%83%b3%e3%83%89%e3%82%a6%e9%96%a2%e6%95%b0%e3%82%92%e6%b4%bb%e7%94%a8%e3%81%97%e3%81%9f%e3%83%aa%e3%82%a2%e3%83%ab%e3%82%bf%e3%82%a4%e3%83%a0%e3%83%87","status":"publish","type":"post","link":"https:\/\/since2020.jp\/media\/google-bigquery%e3%81%a7%e3%82%a6%e3%82%a3%e3%83%b3%e3%83%89%e3%82%a6%e9%96%a2%e6%95%b0%e3%82%92%e6%b4%bb%e7%94%a8%e3%81%97%e3%81%9f%e3%83%aa%e3%82%a2%e3%83%ab%e3%82%bf%e3%82%a4%e3%83%a0%e3%83%87\/","title":{"rendered":"Google BigQuery\u3067\u30a6\u30a3\u30f3\u30c9\u30a6\u95a2\u6570\u3092\u6d3b\u7528\u3057\u305f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u6392\u9664"},"content":{"rendered":"\n<p>Google BigQuery\u306f\u3001\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5206\u6790\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u4e2d\u3067\u3082\u30c7\u30fc\u30bf\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u4e2d\u306b\u3057\u3070\u3057\u3070\u91cd\u8907\u304c\u767a\u751f\u3059\u308b\u554f\u984c\u306f\u907f\u3051\u3089\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u554f\u984c\u306f\u4e3b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9045\u5ef6\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u518d\u9001\u4fe1\u306b\u3088\u308b\u3082\u306e\u3067\u3042\u308a\u3001BigQuery\u306e\u6a19\u6e96\u6a5f\u80fd\u3060\u3051\u3067\u306f\u91cd\u8907\u30c7\u30fc\u30bf\u3092\u5b8c\u5168\u306b\u6392\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u9069\u5207\u306aSQL\u30af\u30a8\u30ea\u3092\u8a2d\u8a08\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n<h2>\u306f\u3058\u3081\u306b<\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">Google BigQuery\u306f\u3001\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5206\u6790\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u4e2d\u3067\u3082\u30c7\u30fc\u30bf\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u4e2d\u306b\u3057\u3070\u3057\u3070\u91cd\u8907\u304c\u767a\u751f\u3059\u308b\u554f\u984c\u306f\u907f\u3051\u3089\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u554f\u984c\u306f\u4e3b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9045\u5ef6\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u518d\u9001\u4fe1\u306b\u3088\u308b\u3082\u306e\u3067\u3042\u308a\u3001BigQuery\u306e\u6a19\u6e96\u6a5f\u80fd\u3060\u3051\u3067\u306f\u91cd\u8907\u30c7\u30fc\u30bf\u3092\u5b8c\u5168\u306b\u6392\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u9069\u5207\u306aSQL\u30af\u30a8\u30ea\u3092\u8a2d\u8a08\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<!-- notionvc: e7b95c4d-f316-4481-903d-78f7467f6f8a --><\/span><\/p>\n\n<h2>\u30c6\u30b9\u30c8\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210<\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">\u91cd\u8907\u6392\u9664\u30d7\u30ed\u30bb\u30b9\u3092\u7406\u89e3\u3057\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b\u3001\u307e\u305a\u30c6\u30b9\u30c8\u7528\u306e\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u3001\u30b5\u30f3\u30d7\u30eb\u30c7\u30fc\u30bf\u3092\u633f\u5165\u3057\u307e\u3059\u3002\u3053\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u3001ID\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3001\u30c7\u30fc\u30bf\u306e\u5404\u5217\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/span><!-- notionvc: 559ac4fc-8fbc-4a05-b81d-565381b19dc9 --><\/p>\r\n<div class=\"hcb_wrap\">\r\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>CREATE TABLE example_table (\r\nid_column INT64,\r\ntimestamp_column TIMESTAMP,\r\ndata_column STRING\r\n);\r\n\r\nINSERT INTO example_table (id_column, timestamp_column, data_column)\r\nVALUES\r\n(1, '2024-01-01T12:00:00Z', 'Data A'),\r\n(1, '2024-01-01T12:00:01Z', 'Data A'),\r\n(2, '2024-01-01T13:00:00Z', 'Data B'),\r\n(2, '2024-01-01T13:00:05Z', 'Data B'),\r\n(3, '2024-01-01T14:00:00Z', 'Data C');<\/code><\/pre>\r\n<\/div>\r\n<p><img decoding=\"async\" src=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.26.48.png\" alt=\"\" width=\"1126\" height=\"308\" class=\"alignnone size-full wp-image-4957\" srcset=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.26.48.png 1126w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.26.48-300x82.png 300w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.26.48-1024x280.png 1024w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.26.48-768x210.png 768w\" sizes=\"(max-width: 1126px) 100vw, 1126px\" \/><\/p>\n\n<h2>\u91cd\u8907\u6392\u9664\u306e\u305f\u3081\u306eSQL\u30af\u30a8\u30ea<\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3057\u6392\u9664\u3059\u308b\u306b\u306f\u3001<code>ROW_NUMBER()<\/code>\u30a6\u30a3\u30f3\u30c9\u30a6\u95a2\u6570\u306e\u4f7f\u7528\u304c\u6709\u52b9\u3067\u3059\u3002\u3053\u306e\u95a2\u6570\u3092\u4f7f\u3063\u3066\u3001\u7279\u5b9a\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u5185\u306e\u5404\u884c\u306b\u4e00\u610f\u306e\u9023\u756a\u3092\u5272\u308a\u5f53\u3066\u3001\u6700\u65b0\u306e\u30ec\u30b3\u30fc\u30c9\u306e\u307f\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/span><\/p>\r\n<p><span style=\"font-family: arial, helvetica, sans-serif\">\u5177\u4f53\u7684\u306aSQL\u30af\u30a8\u30ea\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059:<\/span><\/p>\r\n<div class=\"hcb_wrap\">\r\n<pre class=\"prism line-numbers lang-sql\" data-lang=\"SQL\"><code>-- \u91cd\u8907\u6392\u9664\u306e\u305f\u3081\u306e\u30af\u30a8\u30ea\r\nSELECT\r\n* EXCEPT(row_number)\r\nFROM (\r\nSELECT\r\n*,\r\nROW_NUMBER() OVER (PARTITION BY id_column ORDER BY timestamp_column DESC) AS row_number\r\nFROM\r\nexample_table\r\n)\r\nWHERE\r\nrow_number = 1;<\/code><\/pre>\r\n<\/div>\r\n<p><!-- notionvc: 9fa0159e-2af8-4779-add9-6b0d9b2e7197 --><\/p>\n\n<h2>\u7d50\u679c\u306e\u89e3\u8aac<\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">\u3053\u306e\u30af\u30a8\u30ea\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306eID\u306b\u3064\u3044\u3066\u6700\u65b0\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u306e\u30c7\u30fc\u30bf\u306e\u307f\u304c\u9078\u629e\u3055\u308c\u3001\u4ee5\u524d\u306e\u91cd\u8907\u30c7\u30fc\u30bf\u306f\u6392\u9664\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/span><!-- notionvc: 8ec6d960-06b7-42b8-922f-884fcfdd7689 --><\/p>\r\n<p><img decoding=\"async\" src=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.28.11.png\" alt=\"\" width=\"1170\" height=\"200\" class=\"alignnone size-full wp-image-4958\" srcset=\"https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.28.11.png 1170w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.28.11-300x51.png 300w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.28.11-1024x175.png 1024w, https:\/\/since2020.jp\/media\/wp-content\/uploads\/2024\/05\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2024-05-13-13.28.11-768x131.png 768w\" sizes=\"(max-width: 1170px) 100vw, 1170px\" \/><\/p>\n\n<h2>\u7d50\u8ad6<\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif\">BigQuery\u3092\u4f7f\u7528\u3057\u305f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u5206\u6790\u3067\u306f\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u95a2\u6570<span data-token-index=\"1\" class=\"notion-enable-hover\">ROW_NUMBER()<\/span>\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3092\u52b9\u679c\u7684\u306b\u6392\u9664\u3057\u3001\u30c7\u30fc\u30bf\u306e\u4fe1\u983c\u6027\u3068\u6574\u5408\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u624b\u6cd5\u306f\u3001\u30c7\u30fc\u30bf\u306e\u54c1\u8cea\u3092\u78ba\u4fdd\u3057\u3064\u3064\u3001\u5206\u6790\u306e\u6b63\u78ba\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u975e\u5e38\u306b\u6709\u52b9\u3067\u3059\u3002<\/span><!-- notionvc: 8ae47ed5-c501-4df2-8e52-7e0c5c1bb748 --><\/p>","protected":false},"excerpt":{"rendered":"<p>Google BigQuery\u306f\u3001\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5206\u6790\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u4e2d\u3067\u3082\u30c7\u30fc\u30bf\u306e\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u4e2d\u306b\u3057\u3070\u3057\u3070\u91cd\u8907\u304c\u767a\u751f\u3059\u308b\u554f\u984c\u306f\u907f\u3051\u3089\u308c\u307e\u305b\u3093\u3002\u3053\u306e\u554f\u984c\u306f\u4e3b\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9045\u5ef6\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u518d\u9001\u4fe1\u306b\u3088 [&hellip;]<\/p>\n","protected":false},"author":87,"featured_media":3964,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"content-type":"","swell_btn_cv_data":"","footnotes":"","_wp_rev_ctl_limit":""},"categories":[1249],"tags":[108,143,617],"class_list":["post-4956","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-bigquery","tag-gcp","tag-617"],"_links":{"self":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts\/4956","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/users\/87"}],"replies":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/comments?post=4956"}],"version-history":[{"count":0,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/posts\/4956\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/media\/3964"}],"wp:attachment":[{"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/media?parent=4956"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/categories?post=4956"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/since2020.jp\/media\/wp-json\/wp\/v2\/tags?post=4956"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}