{"id":64,"date":"2019-02-02T18:06:55","date_gmt":"2019-02-02T09:06:55","guid":{"rendered":"http:\/\/cloud-textbook.com\/?p=64"},"modified":"2019-04-19T11:59:38","modified_gmt":"2019-04-19T02:59:38","slug":"etl","status":"publish","type":"post","link":"https:\/\/cloud-textbook.com\/64\/","title":{"rendered":"\u30af\u30e9\u30a6\u30c9ETL\u6bd4\u8f03\u89e3\u8aac\u307e\u3068\u3081 (\u66f8\u304d\u304b\u3051)"},"content":{"rendered":"<p>\u6700\u7d42\u66f4\u65b0 <time>2019-04-19<\/time><\/p>\r\n<script>\r\n(function($) {\r\n  $(\"li.date.updated\").each(function(){\r\n      $(this).remove();\r\n  });\r\n})(jQuery);\r\n<\/script>\n\n\n\n<p class=\"has-text-color has-vivid-red-color\">\u307e\u3060\u66f8\u304d\u304b\u3051\u3067\u3059\uff01 <\/p>\n\n\n\n<p><br>AWS Glue\u30fbAzure Data Factory\u30fbGCP Cloud Dataflow \u306a\u3069\u3001\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u8fbc\u307f\u3001\u52a0\u5de5\u3057\u3001\u4fdd\u5b58\u3059\u308b ETL \u30b5\u30fc\u30d3\u30b9\u306e\u6bd4\u8f03\u3057\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<!--more-->\n\n\n <div id=\"toc_container\" class=\"no_bullets\">\r\n  <p class=\"toc_title\">\u76ee\u6b21<\/p>\r\n  <ul class=\"toc_list\" id=\"my_toc_list\">\r\n  <\/ul>\r\n<\/div>\n\n\n\n<h2>ETL \u3068\u306f<\/h2>\n\n\n\n<p>ETL \u3068\u306f Extract\u30fbTransform\u30fbLoad) \u306e\u7565\u3067\u3001<\/p>\n\n\n\n<ul><li>Extract: \u5916\u90e8\u30c7\u30fc\u30bf\u3092\u62bd\u51fa<\/li><li>Transform: \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30c7\u30fc\u30bf\u3092\u5909\u63db\u30fb\u52a0\u5de5<\/li><li>Load: \u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u306a\u3069\u306b\u5909\u63db\u30fb\u52a0\u5de5\u3057\u305f\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9<\/li><\/ul>\n\n\n\n<p>\u3068\u3044\u3063\u305f\u5178\u578b\u7684\u306a\u51e6\u7406\u3092\u6307\u3059\u7528\u8a9e\u3067\u3059\u3002<\/p>\n\n\n\n<p>ETL \u306f\u30af\u30e9\u30a6\u30c9\u4ee5\u524d\u304b\u3089\u3042\u308b\u7528\u8a9e\u3067\u3001Wikipedia \u66f0\u304f1970\u5e74\u304b\u3089\u3042\u308b\u305d\u3046\u3067\u3059\u3002 \u3055\u307e\u3056\u307e\u306a\u30c4\u30fc\u30eb\u304c\u3042\u308a\u3001\u4f8b\u3048\u3070\u30a2\u30d7\u30ec\u30c3\u30bd\u793e\u306e DataSpider \u306f\u300c70\u4e07\u5186\u3088\u308a\u300d\u3060\u305d\u3046\u3067\u3059\u304c\u3001 \u4fdd\u5b88\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u90e8\u985e\u306e\u88fd\u54c1\u3067\u3059\u306e\u3067\u3001\u5b9f\u969b\u306b\u306f\u5e74\u9593\u6570\u767e\u4e07\u301c\u6570\u5343\u4e07\u5186\u3068\u3044\u3063\u305f\u7a0b\u5ea6\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul><li>AWS:&nbsp;<a href='\/8\/#glue'>AWS Glue<\/a><\/li><li>Azure:&nbsp;<a href='\/33\/#data-factory'>Azure Data Factory<\/a><\/li><li>GCP:&nbsp;<a href='\/37\/#dataflow'>Cloud Dataflow<\/a><\/li><\/ul>\n\n\n\n<h2>ETL \u30c4\u30fc\u30eb\u304c\u5fc5\u8981\u306a\u7406\u7531<\/h2>\n\n\n\n<p>DB \u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3066\u3001\u52a0\u5de5\u3057\u3001DB \u306b\u5165\u308c\u308b\u3002 \u300c\u305f\u3060\u3053\u308c\u3060\u3051\u306e\u3053\u3068\u306b\u300cETL\u300d\u306a\u3093\u3066\u540d\u524d\u3092\u4ed8\u3051\u308b\u306a\u3093\u3066\u5927\u3052\u3055\u306a\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3051\u3070\u6570\u5341\u301c\u6570\u767e\u884c\u3058\u3083\u306a\u3044\u306e\u304b\u300d\u3068\u601d\u308f\u308c\u308b\u65b9\u3082\u3044\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u305f\u3057\u304b\u306b\u5c0f\u898f\u6a21\u30c7\u30fc\u30bf\u306a\u3089\u305d\u308c\u3067\u3082\u3044\u3044\u3067\u3057\u3087\u3046\u3002 \u3057\u304b\u3057\u306a\u304c\u3089\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u30fb\u591a\u7a2e\u985e\u30c7\u30fc\u30bf\u30fb\u591a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30fb\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u6027\u3082\u5fc5\u8981\u3068\u306a\u3063\u3066\u304f\u308b\u3068\u3001 \u30b9\u30af\u30e9\u30c3\u30c1\u958b\u767a\u306f\u4e0d\u53ef\u80fd\u3068\u307e\u3067\u306f\u3044\u3044\u307e\u305b\u3093\u304c\u3001\u958b\u767a\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u30af\u30e9\u30a6\u30c9\u6642\u4ee3\u306b\u306a\u3063\u3066\u304f\u308b\u3068\u3001\u5927\u91cf\u30c7\u30fc\u30bf\u3092\u4e26\u5217\u51e6\u7406\u3067\u3055\u3070\u304f\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3001\u3055\u3089\u306b\u96e3\u6613\u5ea6\u306f\u3042\u304c\u3042\u308a\u307e\u3059\u3002 ETL \u30c4\u30fc\u30eb\u306e\u7b2c\u4e00\u76ee\u7684\u306f\u3001\u958b\u767a\u306e\u30b9\u30d4\u30fc\u30c9\u3092\u4e0a\u3052\u308b\u3053\u3068\u3060\u3068\u8a00\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2>ETL \u6bd4\u8f03\u8868<\/h2>\n\n\n\n<p>\u6a5f\u80fd\u6bd4\u8f03\u8868\u3092\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002 \u8a73\u7d30\u306f\u5f8c\u8ff0\u3002<\/p>\n\n\n<div id=\"compare-table\">\u3053\u306e\u5834\u6240\u306b\u306f \u2193 \u306b\u3042\u308b\u8868\u304c\u81ea\u52d5\u7684\u306b\u3057\u3085\u3063\u3068\u307e\u3068\u3081\u3089\u308c\u308b\u306f\u305a\u3067\u3059\u304c\u3001\u3053\u306e\u6587\u7ae0\u304c\u898b\u3048\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f Javascript \u304c\u3046\u307e\u304f\u52d5\u3044\u3066\u3044\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u306a\u306e\u3067\u3001\u305d\u306e\u5834\u5408\u306f\u6559\u3048\u3066\u3082\u3089\u3048\u308b\u3068\u3042\u308a\u304c\u305f\u3044\u3067\u3059\u3002<\/div>\n\n\n\n<h3>\u300c\u6599\u91d1\u30fb\u30b3\u30b9\u30c8\u30fb\u8acb\u6c42\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u6599\u91d1\u30fb\u30b3\u30b9\u30c8\u30fb\u8acb\u6c42<\/td><td><\/td><td><\/td><td>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30b5\u30a4\u30ba\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u6570<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c \u753b\u9762\u3067\u69cb\u7bc9 \u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u753b\u9762\u3067\u69cb\u7bc9<\/td><td>\u25cb<\/td><td><\/td><td>\u00d7<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c \u5165\u529b\u30fb\u51fa\u529b \u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u5165\u529b<\/td><td><\/td><td><\/td><td><\/td><\/tr><tr><td>\u51fa\u529b<\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c \u51e6\u7406\u80fd\u529b \u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u51e6\u7406\u80fd\u529b<\/td><td>DPU \u6307\u5b9a<\/td><td><\/td><td>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u30fb\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u6570<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30eb\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u30aa\u30fc\u30c8\u30b9\u30b1\u30fc\u30eb<\/td><td><\/td><td><\/td><td>\u3007<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u5b9a\u6642\u8d77\u52d5\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u5b9a\u6642\u8d77\u52d5<\/td><td>\u25cb<\/td><td><\/td><td>\u00d7<\/td><\/tr><\/tbody><\/table>\n\n\n\n<p>AWS Glue \u306f\u3001cron \u5f62\u5f0f\u3067\u30b8\u30e7\u30d6\u3092\u5b9a\u6642\u8d77\u52d5\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3>\u300c \u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u6a5f\u80fd \u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u6a5f\u80fd<\/td><td>\u25cb<\/td><td><\/td><td>\u00d7 (<a href='\/37\/#composer'>Cloud Composer<\/a>&nbsp;\u306e\u9818\u57df)<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c \u4f9d\u5b58\u95a2\u4fc2 \u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u4f9d\u5b58\u95a2\u4fc2<\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u8a00\u8a9e\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u8a00\u8a9e<\/td><td>Scalar, Python<\/td><td>.<\/td><td>Java, Python<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30fb\u30d0\u30c3\u30c1\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30fb\u30d0\u30c3\u30c1<\/td><td>.<\/td><td>.<\/td><td>\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u30fb\u30d0\u30c3\u30c1<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u30a8\u30e9\u30fc\u901a\u77e5\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u30a8\u30e9\u30fc\u901a\u77e5<\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300c\u30ea\u30c8\u30e9\u30a4\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>\u30ea\u30c8\u30e9\u30a4<\/td><td>3\u56de<\/td><td><\/td><td>4\u56de<\/td><\/tr><\/tbody><\/table>\n\n\n\n<h3>\u300cSLA\u300d\u306b\u3064\u3044\u3066<\/h3>\n\n\n\n<table class=\"wp-block-table\"><tbody><tr><th>&#8211;<\/th><th>AWS Glue<\/th><th>Azure Data Factroy<\/th><th>Google Dataflow<\/th><\/tr><tr><td>SLA<\/td><td><\/td><td><\/td><td><\/td><\/tr><\/tbody><\/table>\n\n\n<script>\r\n(function($) {\r\n  var h2list = [];\r\n  var h2totables = {};\r\n  var target_table;\r\n\r\n  var i=-1; \/\/ \u6700\u521d\u306b H2 \u3092\u898b\u3064\u3051\u305f\u3089 0 \u306b\u306a\u308b\u306e\u3067\u3001-1 \u304c\u4f7f\u308f\u308c\u308b\u3053\u3068\u306f\u306a\u3044\u3002\r\n  $(\"section.post-content h2,table\").each(function(){\r\n    var tagName = $(this)[0].tagName; \/\/ H2 \u304b TABLE \u304c\u5165\u308b\r\n\r\n    if ( tagName == 'H2' ){\r\n      i++;\r\n      h2list[i] = $(this);\r\n      h2totables[i] = [];\r\n    } else if ( tagName == 'TABLE' ){\r\n      h2totables[i].push($(this));\r\n    }\r\n  });\r\n\r\n  for ( var i=0 ; i<h2list.length ; i++ ){\r\n     var h2 = h2list[i];\r\n     var tables = h2totables[i];\r\n     var target_table = undefined;\r\n     for ( var j=0 ; j<tables.length ; j++ ){\r\n       var t = tables[j];\r\n       if ( j == 0 ){\r\n         \/\/ \u6700\u521d\u306e\u30c6\u30fc\u30d6\u30eb\u306f\u3001\u898b\u51fa\u3057\u884c\u3082\u542b\u3081\u30b3\u30d4\u30fc\u3059\u308b\u3002\r\n         target_table = t.clone();\r\n       } else {\r\n         \/\/ 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