{"id":1457,"date":"2021-05-25T12:04:42","date_gmt":"2021-05-25T03:04:42","guid":{"rendered":"https:\/\/www.kwonline.org\/memo2\/?p=1457"},"modified":"2021-05-30T17:44:17","modified_gmt":"2021-05-30T08:44:17","slug":"the-data-warehouse-toolkit-4step-dimenstional-design","status":"publish","type":"post","link":"https:\/\/www.kwonline.org\/memo2\/2021\/05\/25\/the-data-warehouse-toolkit-4step-dimenstional-design\/","title":{"rendered":"The Data Warehouse Toolkit \u3092\u8aad\u3080 #1: \u57fa\u672c\u306e4\u30b9\u30c6\u30c3\u30d7"},"content":{"rendered":"<p>&nbsp;<br \/>\n\u30c7\u30fc\u30bf\u306e\u4ed5\u4e8b\u3092\u305a\u3063\u3068\u3084\u3063\u3066\u308b\u3051\u3069\u4eca\u66f4\u8aad\u307f\u59cb\u3081\u305f\u306e\u3067\u30e1\u30e2<\/p>\n<p>Ralph Kimball \u8457\u306e <a href=\"https:\/\/www.amazon.com\/gp\/product\/1118875184\/\" rel=\"noopener noreferrer\" target=\"_blank\">The Data Warehouse Tookit 3rd Edition<\/a> \u3092\u7c73\u5c3c\u304b\u3089\u8cfc\u5165\u3002<br \/>\nETL Toolkit \u3068 Lifecycle Toolkit \u3068\u306e3\u70b9\u30bb\u30c3\u30c8\u3067 USD $113 \u30d7\u30e9\u30b9\u9001\u6599\u3067\u5b89\u304b\u3063\u305f\u3002<\/p>\n<p>\u6c34\u66dc\u306b\u983c\u3093\u3060\u3089\u91d1\u66dc\u306e\u591c\u306b\u5c4a\u3044\u305f\u3002\u65e9\u3044\u3002Amazon \u304c\u65e9\u3044\u3068\u3044\u3046\u304b UPS \u3068\u30af\u30ed\u30cd\u30b3\u30e4\u30de\u30c8\u304c\u3059\u3054\u3044\u306e\u304b\uff57<\/p>\n<p>\u3068\u3044\u3046\u8a33\u3067\u8aad\u307f\u9032\u3081\u3064\u3064\u30e1\u30e2\u3092\u66f8\u3044\u3066\u3044\u304f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30ca\u30eb\u30fb\u30e2\u30c7\u30ea\u30f3\u30b0<\/h2>\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Data_warehouse#Dimensional_versus_normalized_approach_for_storage_of_data\" rel=\"noopener noreferrer\" target=\"_blank\">Wikipedia \u306e Data warehaouse<\/a> \u306e\u9805\u306b\u304b\u3044\u3066\u3042\u308b\u3093\u3060\u304c\u3001\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u306e\u30e2\u30c7\u30eb\u306f\u4e3b\u306b\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30ca\u30eb\u30e2\u30c7\u30eb\u3068\u3001\u7b2c3\u6b63\u898f\u5f62\u30e2\u30c7\u30eb\u306b\u5206\u304b\u308c\u308b\u3002<\/p>\n<p>\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30ca\u30eb\u30e2\u30c7\u30eb\u306f\u3069\u3093\u306a\u3082\u306e\u304b\u3068\u8a00\u3046\u3068\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3001\u4e3b\u306b\u6570\u5024\u6307\u6a19\u3084\u30a2\u30af\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u308b\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u3068\u3001\u305d\u306e\u30d5\u30a1\u30af\u30c8\u306b\u5bfe\u3059\u308b\u8aac\u660e\u3084\u5185\u8a33\u306b\u3042\u305f\u308b\u65e5\u4ed8\u3084\u88fd\u54c1\u540d\u3001\u30e1\u30fc\u30ab\u30fc\u3084\u9867\u5ba2\u60c5\u5831\u306a\u3069\u3092\u8a73\u7d30\u306a\u5185\u8a33\u30fb\u8aac\u660e\u3092\u542b\u3080\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u30c6\u30fc\u30d6\u30eb\u306b\u5206\u3051\u308b\u30e2\u30c7\u30eb\u3092\u8a00\u3046\u3002<br \/>\n\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u3092\u4e2d\u5fc3\u306b\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u30c6\u30fc\u30d6\u30eb\u304c\u30b9\u30bf\u30fc\u578b\u30b9\u30ad\u30fc\u30de\u306b\u306a\u308b\u306e\u304c\u7279\u5fb4\u3002<\/p>\n<p>\u30b9\u30bf\u30fc\u578b\u30b9\u30ad\u30fc\u30de\u306a\u3093\u3060\u3051\u3069\u3001\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u304c\u5897\u3048\u308b\u3068\u30e0\u30ab\u30c7\u578b\u306b\u306a\u308b(\u8b0e<\/p>\n<p>\u8272\u3005\u6c17\u3092\u3064\u3051\u308b\u3079\u304d\u70b9\u304c\u3042\u3063\u3066\u4e00\u5ea6\u306b\u306f\u899a\u3048\u3089\u308c\u3093\u306e\u3067\u90fd\u5ea6\u30e1\u30e2\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30ca\u30eb\u30fb\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b4\u3064\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n<p>\u30d5\u30a1\u30af\u30c8\u3068\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u306b\u5206\u3051\u308b\u306b\u3042\u305f\u308a\u3001\u5fc5\u305a\u3053\u306e4\u3064\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u8e0f\u3080\u3002<\/p>\n<h3>Step 1: \u30d3\u30b8\u30cd\u30b9\u30fb\u30d7\u30ed\u30bb\u30b9\u3092\u9078\u3076<\/h3>\n<p>\u30d3\u30b8\u30cd\u30b9\u30fb\u30d7\u30ed\u30bb\u30b9\u3068\u3044\u3046\u306e\u306f\u7d44\u7e54\u306b\u304a\u3051\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u3067\u3042\u308a\u300c\u52d5\u8a5e\u300d\u3067\u8868\u73fe\u51fa\u6765\u308b\u3002<\/p>\n<ul>\n<li>\u6ce8\u6587\u3059\u308b<\/li>\n<li>\u8acb\u6c42\u3059\u308b<\/li>\n<li>\u652f\u6255\u3046<\/li>\n<li>\u554f\u3044\u5408\u308f\u305b\u96fb\u8a71\u3092\u53d7\u3051\u308b<\/li>\n<li>\u652f\u6255\u3044\u3092\u53d7\u3051\u53d6\u308b<\/li>\n<li>\u7533\u8fbc\u307f\u3092\u53d7\u3051\u308b<\/li>\n<\/ul>\n<p>\u306a\u3069\u306a\u3069\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3002<br \/>\n\u305d\u3057\u3066\u3053\u308c\u3089\u306f\u6570\u5024\u6307\u6a19\u3067\u30ab\u30a6\u30f3\u30c8\u51fa\u6765\u308bKPI\u3067\u3042\u308b\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u30d3\u30b8\u30cd\u30b9\u30fb\u30d7\u30ed\u30bb\u30b9\u3067\u5fc5\u8981\u306a\u306e\u306fKPI\u306b\u306a\u308b\u30a2\u30af\u30b7\u30e7\u30f3\u3067\u3042\u3063\u3066\u3001\u30d3\u30b8\u30cd\u30b9\u6226\u7565\u3068\u304b\u6226\u8853\u3068\u304b\u30d7\u30e9\u30f3\u3067\u306f\u306a\u3044\u3002<\/p>\n<h3>Step 2: \u7c92\u5ea6\u3092\u6c7a\u3081\u308b<\/h3>\n<p>\u3053\u306e\u7c92\u5ea6\u3068\u3044\u3046\u306e\u306fDB\u306e\u884c\u306e\u4e8b\u3002<br \/>\n\u3064\u307e\u308a\u3001\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u306e\u300c1\u884c\u300d\u304c\u4f55\u3092\u610f\u5473\u3059\u308b\u306e\u304b\u3092\u6c7a\u3081\u308b\u3002<\/p>\n<ul>\n<li>\u53d7\u6ce8\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u6bce\u306b1\u884c<\/li>\n<li>\u8ca9\u58f2\u5546\u54c1\u306eSKU\u3054\u3068\u306b1\u884c<\/li>\n<li>\u7a7a\u6e2f\u306e\u642d\u4e57\u30b2\u30fc\u30c8\u3067\u642d\u4e57\u5238\u30921\u56de\u30b9\u30ad\u30e3\u30f3\u3059\u308b\u3054\u3068\u306b1\u884c<\/li>\n<li>\u9280\u884c\u53e3\u5ea71\u4ef6\u3092\u6bce\u6708\u3054\u3068\u306b1\u884c<\/li>\n<\/ul>\n<p>\u306a\u3069\u306a\u3069\u306e\u30d3\u30b8\u30cd\u30b9\u30fb\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3051\u308b\u30a4\u30d9\u30f3\u30c8\u3092\u8868\u30591\u884c\u306e\u5b9a\u7fa9\u3002<br \/>\n\u696d\u52d9\u306b\u304a\u3051\u308b\u5c02\u9580\u7528\u8a9e\u3067\u8868\u73fe\u3055\u308c\u308b\u4e8b\u304c\u591a\u3044\u3002<\/p>\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3ID\u3068\u304bSKU\u3001\u307e\u3055\u306b\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u306e\u300c1\u884c\u300d\u306b\u306a\u308b\u3082\u306e\u304c\u5b58\u5728\u3057\u3066\u308b\u3002<\/p>\n<p>\u3053\u306e\u300c1\u884c\u306e\u5b9a\u7fa9\u300d\u306f\u91cd\u8981\u3067\u3001\u3053\u306e\u6b21\u306b\u66f8\u304f\u3051\u3069\u30ea\u30c6\u30fc\u30eb\u3060\u3068\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3ID\u6bce\u306b1\u884c\u3058\u3083\u306a\u304f\u3066SKU\u6bce\u306b1\u884c\u306b\u3057\u3066\u308b\u3002<br \/>\n\u3069\u308c\u304c\u6b63\u3057\u3044\u304b\u306f\u8981\u4ef6\u6b21\u7b2c\u3067\u3042\u308b\u3002<\/p>\n<h3>Step 3: \u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u3092\u5b9a\u7fa9\u3059\u308b<\/h3>\n<p>\u65e5\u4ed8\u30fb\u88fd\u54c1\u30fb\u30e1\u30fc\u30ab\u30fc\u30fb\u5404\u88dc\u8db3\u60c5\u5831\u306a\u3069\u304c\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3<br \/>\n\u3053\u3053\u306f\u601d\u3044\u3064\u304f\u9650\u308a\u8a73\u7d30\u306a\u5185\u8a33\u30fb\u8aac\u660e\u3092\u51fa\u6765\u308b\u3082\u306e\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<ul>\n<li>who<\/li>\n<li>what<\/li>\n<li>where<\/li>\n<li>when<\/li>\n<li>why<\/li>\n<li>how<\/li>\n<\/ul>\n<p>\u5404\u6307\u6a19\u306b\u5bfe\u3057\u3066\u3001\u3053\u308c\u3089\u306e\u554f\u3044\u306b\u7b54\u3048\u3089\u308c\u308b\u60c5\u5831\u3067\u69cb\u6210\u3059\u308b\u3002<\/p>\n<p>\u305d\u3057\u3066\u3053\u306e\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u306f\u5909\u308f\u308b\u4e8b\u304c\u3042\u308b\u3001\u305f\u3068\u3048\u3070\u9867\u5ba2\u306e\u4f4f\u6240\u3068\u304b\u3002<br \/>\n\u3053\u306e\u3088\u3046\u306b\u5909\u308f\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u3092 Slowly-Changing-Dimensions \u3068\u8a00\u3063\u3066\u3001\u4e0a\u66f8\u304d\u3059\u308b\u304b\u8ffd\u8a18\u3059\u308b\u304b\u6c7a\u3081\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/p>\n<p>\u4e0a\u66f8\u304d\u3059\u308b\u4e8b\u3092 Type1 \u578b\u3068\u8a00\u3063\u3066\u3001\u8ffd\u8a18\u3092 Type2 \u578b\u3068\u8a00\u3046\u3002<br \/>\n\u3067\u3001\u9867\u5ba2\u4f4f\u6240\u306a\u3069\u5909\u66f4\u5c65\u6b74\u304c\u5fc5\u8981\u306a\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u306f Type2 \u578b\u304c\u671b\u307e\u3057\u3044\u3002<\/p>\n<p>\u5b9f\u88c5\u65b9\u6cd5\u306f\u8a73\u3057\u304f\u306f\u4eca\u5f8c\u5b66\u3076\u3051\u3069\u3001Type2 \u578b\u306b\u3059\u308b\u306a\u30893\u3064\u306e\u8ffd\u52a0\u30ab\u30e9\u30e0\u304c\u5fc5\u8981\u3002<\/p>\n<ul>\n<li>\u958b\u59cb\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7<\/li>\n<li>\u7d42\u4e86\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7<\/li>\n<li>\u73fe\u5728\u306e\u5024\u3067\u3042\u308b\u4e8b\u3092\u793a\u3059\u30d5\u30e9\u30b0<\/li>\n<\/ul>\n<p>Type7 \u307e\u3067\u3042\u308b\u3093\u3060\u3051\u3069\u3088\u304f\u4f7f\u3046\u306e\u306f1\u304b2\u3060\u3002<\/p>\n<h3>Step 4: \u30d5\u30a1\u30af\u30c8\u3092\u5b9a\u7fa9\u3059\u308b<\/h3>\n<p>\u3053\u308c\u306f\u307e\u3055\u306b\u30d3\u30b8\u30cd\u30b9\u6307\u6a19\u305d\u306e\u3082\u306e\u3002<br \/>\n\u6570\u5024\u3067\u30ab\u30a6\u30f3\u30c8\u51fa\u6765\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u4f8b\u3048\u3070\u53d7\u6ce8\u4ef6\u6570\u3068\u53d7\u6ce8\u91d1\u984d\u306a\u3069\u3067\u8868\u3055\u308c\u308b\u3002<\/p>\n<p>\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3068\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u4e21\u65b9\u306e\u30a4\u30f3\u30d7\u30c3\u30c8\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3068\u3044\u3046\u8a33\u3067\u3001\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30ca\u30eb\u30fb\u30e2\u30c7\u30ea\u30f3\u30b0\u3092\u884c\u3046\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u534a\u5206\u30c7\u30fc\u30bf\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3042\u3063\u3066\u534a\u5206\u30d3\u30b8\u30cd\u30b9\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8\u3067\u3082\u3042\u308b\u4e8b\u304c\u6c42\u3081\u3089\u308c\u308b\u3063\u3066\u4e8b\u3060\u306a\u3002<\/p>\n<p>\u3064\u3065\u304f\u3002<\/p>\n<p>\u6b21\u306e\u8a18\u4e8b:<br \/>\n<a href=\"https:\/\/www.kwonline.org\/memo2\/2021\/05\/30\/the-data-warehouse-toolkit-date-dimensions\/\" rel=\"noopener\" target=\"_blank\">The Data Warehouse Toolkit \u3092\u8aad\u3080 #2: Retail Sales<\/a><br \/>\n&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; \u30c7\u30fc\u30bf\u306e\u4ed5\u4e8b\u3092\u305a\u3063\u3068\u3084\u3063\u3066\u308b\u3051\u3069\u4eca\u66f4\u8aad\u307f\u59cb\u3081\u305f\u306e\u3067\u30e1\u30e2 Ralph Kimball \u8457\u306e The Data Warehouse Tookit 3rd Edition \u3092\u7c73\u5c3c\u304b\u3089\u8cfc\u5165\u3002 ETL Toolkit [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[],"class_list":["post-1457","post","type-post","status-publish","format-standard","hentry","category-data-engineering"],"_links":{"self":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1457","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/comments?post=1457"}],"version-history":[{"count":14,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1457\/revisions"}],"predecessor-version":[{"id":1499,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/posts\/1457\/revisions\/1499"}],"wp:attachment":[{"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/media?parent=1457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/categories?post=1457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kwonline.org\/memo2\/wp-json\/wp\/v2\/tags?post=1457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}