{"id":404,"date":"2021-03-09T18:54:55","date_gmt":"2021-03-09T09:54:55","guid":{"rendered":"https:\/\/gri.jp\/media\/entry\/404"},"modified":"2021-09-06T16:23:51","modified_gmt":"2021-09-06T07:23:51","slug":"2021-03-09-185455","status":"publish","type":"post","link":"https:\/\/gri.jp\/media\/entry\/404","title":{"rendered":"BigQuery\u306e\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u3092\u4f7f\u3063\u3066\u307f\u305f"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01<br \/>\n\u30a2\u30ca\u30ea\u30b9\u30c8\u306eM\u3067\u3059\u3002<\/p>\n<p>\u65e5\u3005\u306e\u696d\u52d9\u3067BigQuery\u306b\u89e6\u308c\u308b\u6a5f\u4f1a\u304c\u983b\u7e41\u306b\u3042\u308b\u306e\u3067\u3059\u304c\u3001<br \/>\n\u6065\u305a\u304b\u3057\u306a\u304c\u3089\u6700\u8fd1\u306b\u306a\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u306a\u308b\u3082\u306e\u306e\u5b58\u5728\u3092\u77e5\u308a\u307e\u3057\u305f(\u6c57)<\/p>\n<p>\u3061\u3087\u3063\u3068\u4f7f\u3063\u3066\u307f\u3066\u500b\u4eba\u7684\u306b\u306f\u304b\u306a\u308a\u4fbf\u5229\u3060\u3068\u611f\u3058\u305f\u306e\u3067\u3001<br \/>\n\u672c\u8a18\u4e8b\u3067\u306fUDF\u3092\u4f7f\u7528\u3057\u305f\u3053\u3068\u304c\u306a\u3044\u4eba\u3084\u305d\u3082\u305d\u3082\u4f55\u305d\u308c\uff1f\u72b6\u614b\u306e\u65b9\u5411\u3051\u306bUDF\u306e\u5229\u4fbf\u6027\u3084\u5b9f\u88c5\u65b9\u6cd5\u3092\u7c21\u6f54\u306b\u5171\u6709\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<ul class=\"table-of-contents\">\n<li><a href=\"#\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570UDF\u3068\u306f\">\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u3068\u306f\uff1f<\/a><\/li>\n<li><a href=\"#\u30c7\u30e2\u7528\u30c6\u30fc\u30d6\u30eb\u306e\u6e96\u5099\">\u30c7\u30e2\u7528\u30c6\u30fc\u30d6\u30eb\u306e\u6e96\u5099<\/a><\/li>\n<li><a href=\"#\u4e00\u6642UDF\u306e\u4f5c\u6210\u65b9\u6cd5\">\u4e00\u6642UDF\u306e\u4f5c\u6210\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"#\u6c38\u7d9aUDF\u306e\u4f5c\u6210\u65b9\u6cd5\">\u6c38\u7d9aUDF\u306e\u4f5c\u6210\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"#\u3055\u3044\u3054\u306b\">\u3055\u3044\u3054\u306b<\/a><\/li>\n<\/ul>\n<h4 id=\"\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570UDF\u3068\u306f\">\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u3068\u306f\uff1f<\/h4>\n<p>\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u306f\u8aad\u3093\u3067\u5b57\u306e\u3054\u3068\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u72ec\u81ea\u3067\u5b9a\u7fa9\u3059\u308b\u95a2\u6570\u3067\u3059\u3002<br \/>\n\u983b\u7e41\u306b\u884c\u3046\u3084\u3084\u8907\u96d1\u306a\u51e6\u7406\u3092SQL\u304bJavaScript\u3092\u7528\u3044\u3066UDF\u3068\u3057\u3066\u3042\u3089\u304b\u3058\u3081\u95a2\u6570\u5316\u3057\u3066\u304a\u304f\u3053\u3068\u3067\u3001<br \/>\n\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u898b\u8fbc\u3081\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/>\n\u30fb\u30b3\u30fc\u30c9\u304c\u3059\u3063\u304d\u308a\u3059\u308b<br \/>\n\u30fb\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30df\u30b9\u304c\u6e1b\u308b<\/p>\n<p>UDF\u306b\u306f\u30011\u3064\u306e\u30af\u30a8\u30ea\u3067\u4e00\u6642\u7684\u306b\u5229\u7528\u3067\u304d\u308b\u4e00\u6642UDF\u3068\u8907\u6570\u306e\u30af\u30a8\u30ea\u3067\u518d\u5229\u7528\u53ef\u80fd\u306a\u6c38\u7d9aUDF\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<br \/>\n\u6b21\u7bc0\u4ee5\u964d\u3067\u306fSQL\u3092\u7528\u3044\u305f\u305d\u308c\u305e\u308c\u306eUDF\u306e\u5b9f\u88c5\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h4 id=\"\u30c7\u30e2\u7528\u30c6\u30fc\u30d6\u30eb\u306e\u6e96\u5099\">\u30c7\u30e2\u7528\u30c6\u30fc\u30d6\u30eb\u306e\u6e96\u5099<\/h4>\n<p>\u4e0b\u8a18\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u3001\u65e5\u4ed8\u304c3\u3064\u306e\u30ab\u30e9\u30e0([date_year],[date_month],[date_day])\u306b\u5206\u304b\u308c\u3066\u6574\u6570\u578b\u3068\u3057\u3066\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c6\u30fc\u30d6\u30eb&#8221;demo&#8221;\u3092\u4f5c\u6210\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">-- \u7a7a\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\r\nCREATE OR REPLACE TABLE `[\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d].[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].demo` (\r\ndate_year INT64,\r\ndate_month INT64,\r\ndate_day INT64\r\n);\r\n-- \u7a7a\u30c6\u30fc\u30d6\u30eb\u306b\u30c7\u30fc\u30bf\u3092\u30a4\u30f3\u30b5\u30fc\u30c8\r\nINSERT INTO `[\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d].[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].demo`(date_year, date_month, date_day)\r\nVALUES\r\n(2021, 1, 1),\r\n(2021, 1, 2),\r\n(2021, 1, 3)<\/pre>\n<h4 id=\"\u4e00\u6642UDF\u306e\u4f5c\u6210\u65b9\u6cd5\">\u4e00\u6642UDF\u306e\u4f5c\u6210\u65b9\u6cd5<\/h4>\n<p>\u4eca\u56de\u306f\u5e74,\u6708,\u65e5\u306e\u30ab\u30e9\u30e0\u3092\u3082\u3068\u306b\u65e5\u4ed8\u3092\u751f\u6210\u3059\u308bUDF\u3068\u3057\u3066make_date\u95a2\u6570\u3092\u5b9f\u88c5\u3057\u3001&#8221;demo&#8221;\u30c6\u30fc\u30d6\u30eb\u306b\u9069\u7528\u3057\u3066\u3044\u304d\u307e\u3059\u3002<br \/>\n\u4e0b\u8a18\u304c\u305d\u306e\u30af\u30a8\u30ea\u3067\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">-- \u4e00\u6642UDF\u3092\u4f5c\u6210\r\nCREATE TEMPORARY FUNCTION make_date(year INT64, month INT64, day INT64) AS (\r\nDATE(year, month, day)\r\n);\r\n-- \"sales\"\u30c6\u30fc\u30d6\u30eb\u3067\u9069\u7528\r\nSELECT\r\n*,\r\nmake_date(date_year, date_month, date_day) AS date_ymd\r\nFROM\r\n`[\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d].[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].demo`<\/pre>\n<p>&#8220;CREATE TEMPORARY FUNCTION&#8221;\u3068\u8868\u8a18\u3059\u308b\u3053\u3068\u3067\u4e00\u6642UDF\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\nmake_date\u95a2\u6570\u306e\u5f15\u6570\u306b\u306f&#8221;year&#8221;,&#8221;month&#8221;,&#8221;day&#8221;\u3092\u8a2d\u5b9a\u3057\u3001\u305d\u308c\u3092\u3082\u3068\u306bDATE\u95a2\u6570\u3092\u7528\u3044\u3066\u65e5\u4ed8\u3092\u8fd4\u3059\u3068\u3044\u3063\u305f\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n<p>\u5b9f\u884c\u3059\u308b\u3068\u3001\u4e0b\u8a18\u7d50\u679c\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2104 size-medium alignnone\" src=\"https:\/\/gri.jp\/media\/wp\/wp-content\/uploads\/2021\/03\/20210309181605-300x231.png\" alt=\"\" width=\"300\" height=\"231\" \/><\/p>\n<p>\u7121\u4e8b\u65e5\u4ed8\u30ab\u30e9\u30e0\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3057\u305f\u3002<br \/>\n\u4eca\u56de\u306fSELECT\u6587\u3067UDF\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u304c\u3001WHERE\u53e5\u304b\u3089\u547c\u3073\u51fa\u3059\u3053\u3068\u3082\u53ef\u80fd\u306a\u306e\u3067\u3001<br \/>\n\u4f8b\u3048\u3070<br \/>\n1\u30ab\u6708\u524d\u306e\u65e5\u4ed8\u3092\u751f\u6210\u3059\u308bUDF\u3092\u7528\u610f<br \/>\n\u2192WHERE\u53e5\u304b\u3089\u547c\u3073\u51fa\u3057\u30661\u30ab\u6708\u524d\u306e\u30ed\u30b0\u3092\u62bd\u51fa<br \/>\n\u306a\u3093\u3066\u3053\u3068\u3082\u7c21\u5358\u306b\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306bUDF\u304b\u3089\u5225\u306eUDF\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">-- \u4e00\u6642UDF\u3092\u4f5c\u6210\r\nCREATE TEMPORARY FUNCTION make_date(year INT64, month INT64, day INT64) AS (\r\nDATE(year, month,day)\r\n);\r\nCREATE TEMPORARY FUNCTION make_date_yesterday(year INT64, month INT64, day INT64) AS (\r\nDATE_SUB(\r\nmake_date(year, month, day),\r\nINTERVAL 1 DAY\r\n)\r\n);\r\n-- \"sales\"\u30c6\u30fc\u30d6\u30eb\u3067\u9069\u7528\r\nSELECT\r\n*,\r\nmake_date(date_year,date_month,date_day) AS date_ymd,\r\nmake_date_yesterday(date_year,date_month,date_day) AS date_ymd_yesterday\r\nFROM\r\n`[\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d].[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].demo`<\/pre>\n<p>make_date_yesterday\u95a2\u6570\u3067\u306fmake_date\u95a2\u6570\u3092\u547c\u3073\u51fa\u3057\u30011\u65e5\u5f15\u304f\u3053\u3068\u3067\u524d\u65e5\u306e\u65e5\u4ed8\u3092\u8fd4\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u884c\u3059\u308b\u3068\u3001\u4e0b\u8a18\u7d50\u679c\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-2105 alignnone\" src=\"https:\/\/gri.jp\/media\/wp\/wp-content\/uploads\/2021\/03\/20210309181822-300x165.png\" alt=\"\" width=\"300\" height=\"165\" \/><\/p>\n<h4 id=\"\u6c38\u7d9aUDF\u306e\u4f5c\u6210\u65b9\u6cd5\">\u6c38\u7d9aUDF\u306e\u4f5c\u6210\u65b9\u6cd5<\/h4>\n<p>\u4e00\u6642UDF\u3092\u4f5c\u6210\u3059\u308b\u969b\u306f&#8221;CREATE TEMPORARY TABLE&#8221;\u3068\u8868\u8a18\u3057\u307e\u3057\u305f\u304c\u3001<br \/>\n\u6c38\u7d9aUDF\u3092\u4f5c\u6210\u3059\u308b\u969b\u306f&#8221;CREATE TABLE&#8221;\u3068\u8868\u8a18\u3057\u307e\u3059\u3002<\/p>\n<p>\u8a66\u3057\u306b\u5148\u307b\u3069\u4f5c\u6210\u3057\u305fmake_date\u95a2\u6570\u3092\u6c38\u7d9aUDF\u3068\u3057\u3066\u4fdd\u5b58\u3057\u3066\u307f\u307e\u3059\u3002<br \/>\n\u4e0b\u8a18\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u3068\u6307\u5b9a\u3057\u305f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u5185\u306bmake_date\u95a2\u6570\u304c\u6c38\u7d9aUDF\u3068\u3057\u3066\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">CREATE FUNCTION [\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].make_date(year INT64, month INT64, day INT64) AS (\r\nDATE(year, month,day)\r\n)<\/pre>\n<img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-2106 alignnone\" src=\"https:\/\/gri.jp\/media\/wp\/wp-content\/uploads\/2021\/03\/20210309182457-300x86.png\" alt=\"\" width=\"300\" height=\"86\" \/>\n<p>\u5f8c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].[\u95a2\u6570\u540d]\u3068\u3044\u3063\u305f\u611f\u3058\u3067\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3067\u6c38\u7d9aUDF\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"code\" data-lang=\"\" data-unlink=\"\">SELECT\r\n*,\r\n[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].make_date(date_year, date_month, date_day) AS date_ymd\r\nFROM\r\n`[\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u540d].[\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u540d].demo`<\/pre>\n<h4 id=\"\u3055\u3044\u3054\u306b\">\u3055\u3044\u3054\u306b<\/h4>\n<p>\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\uff1f<br \/>\nUDF\u3092\u3046\u307e\u304f\u4f7f\u3046\u3053\u3068\u3067\u3001\u30b9\u30e0\u30fc\u30ba\u304b\u3064\u6b63\u78ba\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\n\u305c\u3072\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01 \u30a2\u30ca\u30ea\u30b9\u30c8\u306eM\u3067\u3059\u3002 \u65e5\u3005\u306e\u696d\u52d9\u3067BigQuery\u306b\u89e6\u308c\u308b\u6a5f\u4f1a\u304c\u983b\u7e41\u306b\u3042\u308b\u306e\u3067\u3059\u304c\u3001 \u6065\u305a\u304b\u3057\u306a\u304c\u3089\u6700\u8fd1\u306b\u306a\u3063\u3066\u30e6\u30fc\u30b6\u30fc\u5b9a\u7fa9\u95a2\u6570(UDF)\u306a\u308b\u3082\u306e\u306e\u5b58\u5728\u3092\u77e5\u308a\u307e\u3057\u305f(\u6c57) \u3061\u3087\u3063\u3068\u4f7f\u3063\u3066\u307f\u3066\u500b\u4eba\u7684\u306b\u306f\u304b\u306a\u308a<\/p>\n","protected":false},"author":10,"featured_media":4566,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-datascience"],"acf":[],"meta_field":{"_edit_last":["1"],"_wp_page_template":["default"],"memo":["\u306a\u3057"],"_edit_lock":["1630918121:1"],"note_url":[""],"_note_url":["field_61243c8278b90"],"_pv_count":["a:24:{i:12;i:99;i:7;i:29;i:5;i:44;i:18;i:152;i:19;i:77;i:11;i:143;i:1;i:47;i:9;i:84;i:10;i:142;i:14;i:153;i:15;i:172;i:16;i:153;i:21;i:61;i:20;i:57;i:17;i:155;i:8;i:50;i:6;i:41;i:23;i:50;i:0;i:31;i:13;i:101;i:4;i:109;i:22;i:43;i:3;i:92;i:2;i:130;}"],"pv_count":["2215"],"_thumbnail_id":["4566"]},"_links":{"self":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/comments?post=404"}],"version-history":[{"count":6,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/404\/revisions"}],"predecessor-version":[{"id":2109,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/404\/revisions\/2109"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/media\/4566"}],"wp:attachment":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/media?parent=404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/categories?post=404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/tags?post=404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}