{"id":12693,"date":"2024-05-22T10:33:43","date_gmt":"2024-05-22T01:33:43","guid":{"rendered":"https:\/\/www.sambuichi.jp\/?p=12693"},"modified":"2024-09-25T07:52:32","modified_gmt":"2024-09-24T22:52:32","slug":"hierarchical-tidy-data","status":"publish","type":"post","link":"https:\/\/www.sambuichi.jp\/?p=12693","title":{"rendered":"\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf"},"content":{"rendered":"<p>Views: 9<\/p><div id=\"header\">\n<h1>\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf<\/h1>\n<\/div>\n<div id=\"content_adoc\">\n<div class=\"sect1\">\n<h2 id=\"_wickham\u306e\u5b9a\u7fa9\">1. Wickham\u306e\u5b9a\u7fa9<\/h2>\n<div class=\"sectionbody\">\n<div class=\"paragraph\">\n<p>\u30cf\u30c9\u30ea\u30fc\u30fb\u30a6\u30a3\u30ab\u30e0\uff08Hadley Wickham\uff09\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u7136\uff08tidy\uff09\u5f62\u5f0f\u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\uff1a<\/p>\n<blockquote><p>\u6574\u9813\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3067\u306f<br \/>\n1. <strong>\u5404\u5909\u6570\u306f\u5217\u3092\u5f62\u6210\u3059\u308b<\/strong><br \/>\n2. <strong>\u89b3\u6e2c\u304c\u305d\u308c\u305e\u308c\u306e\u884c\u3092\u5f62\u6210\u3059\u308b<\/strong><br \/>\n3. <strong>\u305d\u308c\u305e\u308c\u306e\u7a2e\u985e\u306e\u89b3\u5bdf\u5358\u4f4d\u304c\u8868\u3092\u5f62\u6210\u3059\u308b<\/strong><\/p>\n<p>\u3053\u308c\u306f\u30b3\u30c3\u30c9\u306e\u7b2c3\u6b63\u898f\u5f62(Codd 1990)\u3067\u3042\u308b\u304c\u3001\u5236\u7d04\u304c\u7d71\u8a08\u7684\u306a\u8a00\u8449\u3067\u7d44\u307f\u7acb\u3066\u3089\u308c\u3066\u3044\u308b\u3002\u95a2\u4fc2\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u4e00\u822c\u7684\u306a\u591a\u6570\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u306f\u306a\u304f\u3001\u5358\u4e00\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u308b\u3002<\/p><\/blockquote>\n<\/div>\n<div class=\"paragraph\">\n<p>\u300c\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u5185\u306e\u5404\u5909\u6570\u304c\u5c02\u7528\u306e\u5217\u306b\u914d\u7f6e\u3055\u308c\u3001\u5404\u89b3\u6e2c\u5024\u304c\u5c02\u7528\u306e\u884c\u306b\u914d\u7f6e\u3055\u308c\u3001\u3053\u306e\u89b3\u6e2c\u5358\u4f4d\u304c\u8868\u3092\u7a00\u6709\u751f\u3059\u308b\u3002\u300d\u3068\u3044\u3046\u3053\u306e\u6574\u9813\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306e\u5b9a\u7fa9\u306f\u3001\u30c7\u30fc\u30bf\u5206\u6790\u3068\u53ef\u8996\u5316\u3092\u5bb9\u6613\u306b\u3057\u3001\u4e00\u8cab\u3057\u305f\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u6271\u3044\u3092\u53ef\u80fd\u306b\u3059\u308b\u3002\u3053\u3053\u3067\u91cd\u8981\u306a\u3053\u3068\u306f\uff0c\u6574\u9813\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306f\uff0c\u300c\u5404\u30bf\u30a4\u30d7\u306e\u89b3\u6e2c\u5358\u4f4d \u300d\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\uff0c\u30aa\u30d6\u30b6\u30d9\u30fc\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30d7\u306b\u5236\u9650\u3092\u8ab2\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u3053\u306e\u5236\u7d04\u3092\u53d6\u308a\u6255\u3044\u3001\u300c\u89b3\u6e2c\u5358\u4f4d\u300d\u3060\u3051\u3092\u6307\u5b9a\u3059\u308c\u3070\u3001\u69d8\u3005\u306a\u7a2e\u985e\u306e\u30c7\u30fc\u30bf\u3092\u4e00\u8cab\u3057\u305f\u5f62\u5f0f\u3067\u6271\u3048\u308b\u3053\u3068\u306b\u306a\u308a\u3001\u30c7\u30fc\u30bf\u5206\u6790\u306e\u67d4\u8edf\u6027\u304c\u683c\u6bb5\u306b\u5411\u4e0a\u3059\u308b\u3002\u3053\u308c\u304c\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sect1\">\n<h2 id=\"_\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u306e\u62e1\u5f35\">2. \u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u306e\u62e1\u5f35<\/h2>\n<div class=\"sectionbody\">\n<div class=\"paragraph\">\n<p>\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\uff08Hierarchical Tidy Data\uff09\u306f\u3001Wickham\u306e\u6574\u7136\u30c7\u30fc\u30bf\u306e\u539f\u5247\u3092\u62e1\u5f35\u3057\u3001\u8907\u6570\u306e\u968e\u5c64\u3092\u6301\u3064\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u52b9\u7387\u7684\u306b\u8868\u73fe\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3067\u306f\u3001\u968e\u5c64\u9593\u306e\u95a2\u4fc2\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u30c7\u30fc\u30bf\u30921\u3064\u306e\u8868\u5f62\u5f0f\u306b\u7d71\u5408\u3057\u307e\u3059\u3002\u5f93\u6765\u3001\u6b63\u898f\u5316\u3055\u308c\u305f\u8907\u6570\u306e\u8868\u3092JOIN\u64cd\u4f5c\u3067\u7d44\u307f\u5408\u308f\u305b\u3066\u5fc5\u8981\u306a\u60c5\u5831\u3092\u64cd\u4f5c\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\uff08Hierarchical Tidy Data\uff09\u3067\u306f\u3001\u5fc5\u8981\u306a\u60c5\u5831\u306f\u3059\u3079\u3066\u4e00\u3064\u306e\u8868\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u7570\u306a\u308b\u89b3\u6e2c\u306b\u5bfe\u5fdc\u3055\u305b\u3066\u884c\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30c7\u30fc\u30bf\u306e\u91cd\u8907\u3082\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sect1\">\n<h2 id=\"_\u5177\u4f53\u4f8b\">3. \u5177\u4f53\u4f8b<\/h2>\n<div class=\"sectionbody\">\n<div class=\"paragraph\">\n<p>\u4ee5\u4e0b\u306e\u8868\u306f\u3001\u30af\u30e9\u30b9\u3001\u5b66\u751f\u3001\u79d1\u76ee\u3001\u70b9\u6570\u306e\u60c5\u5831\u3092\u968e\u5c64\u7684\u306b\u6574\u7136\u30c7\u30fc\u30bf\u3068\u3057\u3066\u8868\u73fe\u3057\u305f\u3082\u306e\u3067\u3059\uff1a<\/p>\n<\/div>\n<table class=\"tableblock frame-all grid-all stretch\">\n<colgroup>\n<col style=\"width: 6.25%;\" \/>\n<col style=\"width: 12.5%;\" \/>\n<col style=\"width: 12.5%;\" \/>\n<col style=\"width: 12.5%;\" \/>\n<col style=\"width: 12.5%;\" \/>\n<col style=\"width: 12.5%;\" \/>\n<col style=\"width: 6.25%;\" \/>\n<col style=\"width: 25%;\" \/> <\/colgroup>\n<thead>\n<tr>\n<th class=\"tableblock halign-center valign-top\">ClassID<\/th>\n<th class=\"tableblock halign-center valign-top\">\u5b66\u751fID<\/th>\n<th class=\"tableblock halign-center valign-top\">\u79d1\u76eeID<\/th>\n<th class=\"tableblock halign-center valign-top\">\u30af\u30e9\u30b9\u540d<\/th>\n<th class=\"tableblock halign-center valign-top\">\u5b66\u751f\u540d<\/th>\n<th class=\"tableblock halign-center valign-top\">\u79d1\u76ee<\/th>\n<th class=\"tableblock halign-center valign-top\">\u70b9\u6570<\/th>\n<th class=\"tableblock halign-center valign-top\">\u89b3\u5bdf<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30a2\u30ea\u30b9<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u5b66\u751f\u30a2\u30ea\u30b9<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30dc\u30d6<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u5b66\u751f\u30dc\u30d6<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u6570\u5b66<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u79d1\u76ee\u6570\u5b66<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u79d1\u5b66<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u79d1\u76ee\u79d1\u5b66<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30af\u30e9\u30b91<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30af\u30e9\u30b91<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30a2\u30ea\u30b9<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30a2\u30ea\u30b9\u306f\u30af\u30e9\u30b91\u306b\u3044\u307e\u3059<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">90<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30a2\u30ea\u30b9\u306e\u30af\u30e9\u30b91\u3067\u306e\u6570\u5b66\u306e\u70b9\u6570\u306f90\u3067\u3059<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">85<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30a2\u30ea\u30b9\u306e\u30af\u30e9\u30b91\u3067\u306e\u79d1\u5b66\u306e\u70b9\u6570\u306f85\u3067\u3059<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30af\u30e9\u30b92<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30af\u30e9\u30b92<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30dc\u30d6<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30dc\u30d6\u306f\u30af\u30e9\u30b92\u306b\u3044\u307e\u3059<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">1<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">80<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30dc\u30d6\u306e\u30af\u30e9\u30b92\u3067\u306e\u6570\u5b66\u306e\u70b9\u6570\u306f80\u3067\u3059<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">2<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">NULL<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">88<\/p>\n<\/td>\n<td class=\"tableblock halign-center valign-top\">\n<p class=\"tableblock\">\u30dc\u30d6\u306e\u30af\u30e9\u30b92\u3067\u306e\u79d1\u5b66\u306e\u70b9\u6570\u306f88\u3067\u3059<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"paragraph\">\n<p>\u3053\u306e\u8868\u3067\u306f\u3001\u5404\u30ec\u30d9\u30eb\uff08\u30af\u30e9\u30b9\u3001\u5b66\u751f\u3001\u79d1\u76ee\u3001\u70b9\u6570\uff09\u306e\u60c5\u5831\u304c\u7d71\u5408\u3055\u308c\u3001\u5404\u89b3\u6e2c\u304c\u884c\u3068\u3057\u3066\u8868\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u306e\u5197\u9577\u6027\u304c\u6392\u9664\u3055\u308c\u3001\u968e\u5c64\u7684\u306a\u95a2\u4fc2\u3092\u4fdd\u3061\u306a\u304c\u3089\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u7ba1\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sect1\">\n<h2 id=\"_\u968e\u5c64\u30ec\u30d9\u30eb\u306e\u8aac\u660e\">4. \u968e\u5c64\u30ec\u30d9\u30eb\u306e\u8aac\u660e<\/h2>\n<div class=\"sectionbody\">\n<div class=\"olist arabic\">\n<ol class=\"arabic\">\n<li><strong>\u30af\u30e9\u30b9\u30ec\u30d9\u30eb<\/strong>: `ClassID`\u3068`\u30af\u30e9\u30b9\u540d`\u306f\u5404\u30af\u30e9\u30b9\u306e\u8a73\u7d30\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u5b66\u751f\u30ec\u30d9\u30eb<\/strong>: `\u5b66\u751fID`\u306f\u5404\u5b66\u751f\u306e\u8a73\u7d30\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u79d1\u76ee\u30ec\u30d9\u30eb<\/strong>: `\u79d1\u76ee`\u306f\u5404\u79d1\u76ee\u306e\u8a73\u7d30\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u70b9\u6570\u30ec\u30d9\u30eb<\/strong>: `\u70b9\u6570`\u306f\u5404\u5b66\u751f\u306e\u30af\u30e9\u30b9\u5185\u3067\u306e\u79d1\u76ee\u306e\u30c6\u30b9\u30c8\u70b9\u6570\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u89b3\u5bdf<\/strong>: \u5404\u30ec\u30d9\u30eb\u3067\u306e\u89b3\u5bdf\u306e\u4eba\u9593\u53ef\u8aad\u306a\u8aac\u660e\u3092\u63d0\u4f9b\u3057\u3001\u968e\u5c64\u95a2\u4fc2\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sect1\">\n<h2 id=\"_null\u3092\u8a31\u5bb9\u3059\u308b\u4e00\u610f\u30ad\u30fc\u5236\u7d04\">5. NULL\u3092\u8a31\u5bb9\u3059\u308b\u4e00\u610f\u30ad\u30fc\u5236\u7d04<\/h2>\n<div class=\"sectionbody\">\n<div class=\"paragraph\">\n<p>\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u968e\u5c64\u306e\u5404\u30ec\u30d9\u30eb\u3067\u4e00\u610f\u30ad\u30fc\u5236\u7d04\u3092\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u968e\u5c64\u7684\u306a\u6027\u8cea\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306bNULL\u3092\u8a31\u5bb9\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5236\u7d04\u306f\u3001<code>ClassID<\/code>\u3001<code>\u5b66\u751fID<\/code>\u3001\u304a\u3088\u3073`\u79d1\u76eeID`\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u5404\u89b3\u5bdf\u3092\u4e00\u610f\u306b\u8b58\u5225\u3059\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"olist arabic\">\n<ol class=\"arabic\">\n<li><strong>\u30af\u30e9\u30b9\u30ec\u30d9\u30eb<\/strong>:\n<div class=\"ulist\">\n<ul>\n<li><strong>\u4e00\u610f\u30ad\u30fc<\/strong>: <code>Class ID<\/code><\/li>\n<li><code>\u5b66\u751fID<\/code> \u304a\u3088\u3073 <code>\u79d1\u76eeID<\/code> \u306bNULL\u3092\u8a31\u5bb9\u3057\u3066\u3001\u5404\u30af\u30e9\u30b9\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<li><strong>\u5b66\u751f\u30ec\u30d9\u30eb<\/strong>:\n<div class=\"ulist\">\n<ul>\n<li><strong>\u4e00\u610f\u30ad\u30fc<\/strong>: <code>\u5b66\u751fID<\/code><\/li>\n<li><code>ClassID<\/code> \u304a\u3088\u3073 <code>\u79d1\u76eeID<\/code> \u306bNULL\u3092\u8a31\u5bb9\u3057\u3066\u3001\u5404\u5b66\u751f\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<li><strong>\u79d1\u76ee\u30ec\u30d9\u30eb<\/strong>:\n<div class=\"ulist\">\n<ul>\n<li><strong>\u4e00\u610f\u30ad\u30fc<\/strong>: <code>\u79d1\u76eeID<\/code><\/li>\n<li><code>ClassID<\/code>\u3001<code>\u5b66\u751fID<\/code> \u306bNULL\u3092\u8a31\u5bb9\u3057\u3066\u3001\u5404\u79d1\u76ee\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<li><strong>\u30af\u30e9\u30b9\u5185\u306e\u5b66\u751f\u30ec\u30d9\u30eb<\/strong>:\n<div class=\"ulist\">\n<ul>\n<li><strong>\u4e00\u610f\u30ad\u30fc<\/strong>: <code>Class ID<\/code> \u3068 <code>\u5b66\u751fID<\/code> \u306e\u7d44\u307f\u5408\u308f\u305b<\/li>\n<li><code>\u79d1\u76eeID<\/code> \u306bNULL\u3092\u8a31\u5bb9\u3057\u3066\u3001\u5404\u30af\u30e9\u30b9\u5185\u306e\u5b66\u751f\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<li><strong>\u70b9\u6570\u30ec\u30d9\u30eb<\/strong>:\n<div class=\"ulist\">\n<ul>\n<li><strong>\u4e00\u610f\u30ad\u30fc<\/strong>: <code>ClassID<\/code>\u3001<code>\u5b66\u751fID<\/code>\u3001\u304a\u3088\u3073 <code>\u79d1\u76eeID<\/code> \u306e\u7d44\u307f\u5408\u308f\u305b<\/li>\n<li>\u5404\u30af\u30e9\u30b9\u5185\u306e\u5b66\u751f\u306e\u79d1\u76ee\u3054\u3068\u306e\u30c6\u30b9\u30c8\u70b9\u6570\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sect1\">\n<h2 id=\"_\u4f8b\u306e\u8aac\u660e\">6. \u4f8b\u306e\u8aac\u660e<\/h2>\n<div class=\"sectionbody\">\n<div class=\"ulist\">\n<ul>\n<li><strong>\u30af\u30e9\u30b9\u30ec\u30d9\u30eb<\/strong>: <code>Class 1<\/code> \u306f <code>ClassID = 1<\/code>\u3001<code>Class 2<\/code> \u306f <code>ClassID = 2<\/code> \u3067\u305d\u308c\u305e\u308c\u4e00\u610f\u306b\u8b58\u5225\u3055\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u30af\u30e9\u30b9\u5185\u306e\u5b66\u751f\u30ec\u30d9\u30eb<\/strong>: <code>ClassID = 1<\/code> \u306e <code>Class 1<\/code> \u306b\u3044\u308b <code>\u5b66\u751fID = 1<\/code> \u306e <code>\u30a2\u30ea\u30b9<\/code> \u3068\u3001<code>ClassID = 2<\/code> \u306e <code>Class 2<\/code> \u306b\u3044\u308b <code>\u5b66\u751fID = 2<\/code> \u306e <code>\u30dc\u30d6<\/code> \u306f\u3001<code>ClassID<\/code> \u3068 <code>\u5b66\u751fID<\/code> \u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u4e00\u610f\u306b\u8b58\u5225\u3055\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u70b9\u6570\u30ec\u30d9\u30eb<\/strong>: <code>Class 1<\/code> \u306e <code>Math<\/code> \u3067\u306e <code>\u30a2\u30ea\u30b9<\/code> \u306e <code>90<\/code> \u70b9\u306e\u70b9\u6570\u306f\u3001<code>ClassID<\/code>\u3001<code>\u5b66\u751fID<\/code>\u3001\u304a\u3088\u3073 <code>\u79d1\u76eeID<\/code> \u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u4e00\u610f\u306b\u8b58\u5225\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/div>\n<div class=\"paragraph\">\n<p>\u4e00\u610f\u30ad\u30fc\u8981\u7d20\u306bNULL\u3092\u8a31\u5bb9\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u5404\u30ec\u30d9\u30eb\u306e\u8b58\u5225\u5b50\u304c\u5bfe\u5fdc\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u4e00\u610f\u306b\u8b58\u5225\u3057\u3064\u3064\u3001\u968e\u5c64\u95a2\u4fc2\u3092\u7dad\u6301\u3057\u3001\u5197\u9577\u6027\u3092\u56de\u907f\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"paragraph\">\n<p>XBRL\u306e\u5b9a\u7fa9\u30ea\u30f3\u30af\u3067\u5b9a\u7fa9\u3059\u308b\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\uff08Dimension\uff09\u306f\u3001\u3053\u306e\u69cb\u9020\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u3001xBRL-CSV\u3092\u4f7f\u7528\u3057\u30661\u3064\u306eCSV\u30d5\u30a1\u30a4\u30eb\u3067\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u4f1d\u7d71\u7684\u306a\u6b63\u898f\u5316\u3055\u308c\u305f\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306e\u7d50\u5408\u306e\u5fc5\u8981\u6027\u3092\u6392\u9664\u3057\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u304c1\u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u7d71\u5408\u3055\u308c\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f7f\u7528\u305b\u305a\u306b\u7c21\u5358\u306b\u6271\u3048\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"paragraph\">\n<p>\u3055\u3089\u306b\u300110\u5e74\u524d\u306e\u8a18\u9332\u306a\u3069\u306e\u904e\u53bb\u30c7\u30fc\u30bf\u3082\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u5fc5\u8981\u3068\u305b\u305a\u306b\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5b9a\u671f\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u3084\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304b\u3089\u30e6\u30fc\u30b6\u30fc\u3092\u89e3\u653e\u3057\u307e\u3059\u3002\u30de\u30b9\u30bf\u30c7\u30fc\u30bf\u3082\u542b\u3081\u3066\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u304c\u305d\u306e\u307e\u307e\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u904e\u53bb\u306e\u30de\u30b9\u30bf\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3057\u3066JOIN\u3059\u308b\u3068\u3044\u3046\u9762\u5012\u306a\u64cd\u4f5c\u3092\u3057\u306a\u304f\u3066\u3082\u3001\u904e\u53bb\u30c7\u30fc\u30bf\u306f\u305d\u306e\u307e\u307e\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u904e\u53bb\u306e\u30c7\u30fc\u30bf\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u60c5\u5831\u304c\u4e00\u8cab\u3057\u3066\u4fdd\u6301\u3055\u308c\u3001\u30c7\u30fc\u30bf\u89e3\u6790\u3084\u30ec\u30dd\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"footer\">\n<div id=\"footer-text\">Last updated 2024-05-22 11:26:57 +0900<\/div>\n<\/div>\n<div id=\"toc\" class=\"toc2\">\n<div id=\"toctitle\">\u76ee\u6b21<\/div>\n<ul class=\"sectlevel1\">\n<li><a href=\"#_wickham\u306e\u5b9a\u7fa9\">1. Wickham\u306e\u5b9a\u7fa9<\/a><\/li>\n<li><a href=\"#_\u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u306e\u62e1\u5f35\">2. \u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf\u306e\u62e1\u5f35<\/a><\/li>\n<li><a href=\"#_\u5177\u4f53\u4f8b\">3. \u5177\u4f53\u4f8b<\/a><\/li>\n<li><a href=\"#_\u968e\u5c64\u30ec\u30d9\u30eb\u306e\u8aac\u660e\">4. \u968e\u5c64\u30ec\u30d9\u30eb\u306e\u8aac\u660e<\/a><\/li>\n<li><a href=\"#_null\u3092\u8a31\u5bb9\u3059\u308b\u4e00\u610f\u30ad\u30fc\u5236\u7d04\">5. NULL\u3092\u8a31\u5bb9\u3059\u308b\u4e00\u610f\u30ad\u30fc\u5236\u7d04<\/a><\/li>\n<li><a href=\"#_\u4f8b\u306e\u8aac\u660e\">6. \u4f8b\u306e\u8aac\u660e<\/a><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Views: 9 \u968e\u5c64\u7684\u6574\u7136\u30c7\u30fc\u30bf 1. Wickham\u306e\u5b9a\u7fa9 \u30cf\u30c9\u30ea\u30fc\u30fb\u30a6\u30a3\u30ab\u30e0\uff08Hadley Wickham\uff09\u306f\u3001\u30c7\u30fc\u30bf\u306e\u6574\u7136\uff08tidy\uff09\u5f62\u5f0f\u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\uff1a \u6574\u9813\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3067\u306f 1. \u5404\u5909\u6570\u306f [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":12669,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[68],"tags":[],"_links":{"self":[{"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/posts\/12693"}],"collection":[{"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12693"}],"version-history":[{"count":10,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/posts\/12693\/revisions"}],"predecessor-version":[{"id":13323,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/posts\/12693\/revisions\/13323"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=\/wp\/v2\/media\/12669"}],"wp:attachment":[{"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12693"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12693"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sambuichi.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12693"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}