{"id":3139,"date":"2016-04-18T14:00:19","date_gmt":"2016-04-18T05:00:19","guid":{"rendered":"https:\/\/www.climb.co.jp\/blog_dbmoto\/?p=3139"},"modified":"2016-04-24T16:00:41","modified_gmt":"2016-04-24T07:00:41","slug":"%e3%83%93%e3%83%83%e3%82%b0%e3%83%87%e3%83%bc%e3%82%bf%e5%88%86%e6%9e%90%e3%81%ae%e3%81%9f%e3%82%81%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%82%a6%e3%82%a7%e3%82%a2%e3%83%8f%e3%82%a6%e3%82%b9amazon-reds","status":"publish","type":"post","link":"https:\/\/www.climb.co.jp\/blog_dbmoto\/archives\/3139","title":{"rendered":"\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u5206\u6790\u306e\u305f\u3081\u306e\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9Amazon Redshift\u306e\u7279\u9577\u3068\u5229\u70b9"},"content":{"rendered":"<p><a href=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_logo.png\" rel=\"attachment wp-att-3158\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_logo.png\" alt=\"redshift_logo\" width=\"600\" height=\"200\" class=\"alignnone size-full wp-image-3158\" srcset=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_logo.png 600w, https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_logo-300x100.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>Amazon Web Service\u304c\u63d0\u4f9b\u3059\u308b\u30b5\u30fc\u30d3\u30b9<b>Redshift<\/b>\u306f\u3001PostgreSQL\u3092\u30d9\u30fc\u30b9\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u305f\u3001\u5206\u6790\u7528\u9014\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u7279\u5316\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3059\u3002<br \/>\nAWS\u3067\u306f\u3053\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u3001<u>DWaaS(Data Warehouse as a Service)<\/u>\u3068\u4f4d\u7f6e\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002<br \/>\nRedshift\u306f<u>\u30da\u30bf\u30d0\u30a4\u30c8\u5358\u4f4d\u306e\u62e1\u5f35\u6027\u30fb\u8d85\u4e26\u5217\u6f14\u7b97<\/u>\u3001\u300c\u30ab\u30e9\u30e0\u30ca\u578b\u300d\u3068\u547c\u3070\u308c\u308b<u>\u7279\u5225\u306a\u30c7\u30fc\u30bf\u683c\u7d0d\u65b9\u5f0f\u306b\u3088\u308b\u9ad8\u901f\u51e6\u7406<\/u>\u3001\u305d\u3057\u3066<u>\u4f4e\u984d\u306e\u5f93\u91cf\u8ab2\u91d1\u5236<\/u>\u3068\u3044\u3046\u7279\u5fb4\u3092\u6301\u3061\u3001\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u5206\u6790\u306b\u5f53\u305f\u3063\u3066\u306e\u3001\u305d\u306e\u5927\u91cf\u306e\u30ec\u30b3\u30fc\u30c9\u30c7\u30fc\u30bf\u306e\u51e6\u7406\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<p>\u3053\u3046\u3044\u3063\u305f\u5206\u6790\u7528\u9014\u306e\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u6a5f\u69cb\u3068\u3057\u3066\u306f<b>Hadoop<\/b>\u304c\u3088\u304f\u5229\u7528\u3055\u308c\u3066\u304d\u307e\u3057\u305f\u3002<br \/>\nHadoop\u306fAWS\u304b\u3089\u3082<b>Amazon Elastic MapReduce\uff08EMR\uff09<\/b>\u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u540d\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u3068Redshift\u306e\u9055\u3044\u306f\u3069\u3053\u306b\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p><!--more--><\/p>\n<hr>\n<p><b>Hadoop<\/b>\u306f\u3001\u30c7\u30fc\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u81ea\u7531\u5ea6\u306e\u9ad8\u3055\u304b\u3089\u3001\u6a5f\u68b0\u5b66\u7fd2\u306e\u3088\u3046\u306a\u7528\u9014\u306b\u3082\u4f7f\u308f\u308c\u308b\u306a\u3069\u3001\u5e45\u5e83\u3044\u7528\u9014\u306b\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001<b>Redshift<\/b>\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u69cb\u9020\u30c7\u30fc\u30bf\u304b\u3089\u306e\u5206\u6790\u306b\u7279\u5316\u3057\u3066\u3044\u308b\u70b9\u304b\u3089\u6765\u308b\u5f37\u307f\u3092\u3082\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\nRedshift\u306f\u3053\u308c\u307e\u3067\u306eRDBMS\u3068\u540c\u3058\u304f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u69cb\u9020\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3044\u307e\u3059\u304c\u3001\u524d\u8ff0\u306e\u3068\u304a\u308a\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u69cb\u9020\u3068\u3057\u3066\u306f\u3001\u5217\u30c7\u30fc\u30bf\u306e\u7e26\u89a7\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u300c<b>\u30ab\u30e9\u30e0\u30ca\u578b<\/b>\u300d\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u5206\u6790\u7528\u9014\u3067\u306f\u884c\u3067\u306f\u306a\u304f\u5217\u3092\u91cd\u8996\u3057\u305f\u8a08\u7b97\u3092\u884c\u3046\u305f\u3081\u3001\u5f93\u6765\u306e\u884c\u3092\u91cd\u8996\u3057\u305f\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u306f\u306a\u304f\u3001<u>\u5217\u3092\u91cd\u8996\u3057\u305f\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u3088\u308a\u512a\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u767a\u63ee\u3067\u304d\u308b<\/u>\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001Hadoop\u306e\u30c7\u30fc\u30bf\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u81ea\u7531\u5ea6\u306e\u9ad8\u3055\u306f\u3001\u9006\u306bRDB\u306e\u4ee3\u7528\u54c1\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u6271\u3044\u3065\u3089\u3044\u3068\u3044\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3057\u305f\u3002<br \/>\n\u3055\u3089\u306bHadoop\u306e\u69cb\u7bc9\u3084\u904b\u7528\u306f\u6642\u9593\u3084\u624b\u9593\u304c\u304b\u304b\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u3061\u3087\u3063\u3068\u3057\u305f\u7528\u9014\u306b\u4f7f\u3046\u306b\u306f\u3068\u3063\u3064\u304d\u3065\u3089\u3044\u3068\u3044\u3046\u96e3\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u70b9\u3001<b>Redshift<\/b>\u306f<u>\u4f01\u696d\u306b\u3042\u308b\u65e2\u5b58\u306e\u69cb\u9020\u5316\u30c7\u30fc\u30bf\u304b\u3089\u306e\u5206\u6790\u306b\u30d5\u30a9\u30fc\u30ab\u30b9<\/u>\u3057\u3001\u3088\u308a\u624b\u8efd\u306b\u3001\u3088\u308a\u5b89\u304f\u3001\u3088\u308a\u52b9\u7387\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u307e\u305f\u3001Redshift\u3078\u306e\u63a5\u7d9a\u306f\u3001<a href=\"http:\/\/docs.aws.amazon.com\/ja_jp\/redshift\/latest\/dg\/c_redshift-postgres-jdbc.html\">Amazon\u88fd\u306eJDBC\u304a\u3088\u3073ODBC<\/a>\u3001\u307e\u305fPostgreSQL\u306e.Net\u30c9\u30e9\u30a4\u30d0\u3067\u3042\u308bnpgsql\u3067\u3082\u53ef\u80fd\u3067\u3042\u308b\u305f\u3081\u3001\u5404\u7a2e\u30c9\u30e9\u30a4\u30d0\u306e\u5229\u7528\u306b\u3088\u308a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u306e\u9023\u643a\u30fb\u7d71\u5408\u3082\u5bb9\u6613\u3067\u3059\u3002<br \/>\n\u3053\u306e\u3088\u3046\u306b\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30e6\u30fc\u30b6\u304c\u4f7f\u3046\u306b\u969b\u3057\u3066\u5c0e\u5165\u306e\u30cf\u30fc\u30c9\u30eb\u3092\u4e0b\u3052\u308b\u3053\u3068\u306b\u3082\u6ce8\u529b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<hr>\n<p>\u7d9a\u3044\u3066Redshift\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u304c\u3001\u5185\u90e8\u7684\u306b\u306f\u8907\u6570\u53f0\u306e\uff08EC2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3068\u540c\u7b49\u306e\uff09\u30ce\u30fc\u30c9\u3067\u69cb\u6210\u3055\u308c\u305f\uff11\u3064\u306e\u30af\u30e9\u30b9\u30bf\u3067\u3001\u305d\u308c\u3092\u5916\u90e8\u306b\u306f\u5358\u4e00\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u3088\u3046\u306b\u898b\u305b\u3066\u3044\u307e\u3059\u3002<br \/>\n\u5404\u30ce\u30fc\u30c9\u306b\u306f\u5f79\u5272\u304c\u3042\u308a\u3001\uff11\u53f0\u306e<b>\u30ea\u30fc\u30c0\u30fc\u30ce\u30fc\u30c9<\/b>\u304c\u63a5\u7d9a\u3092\u5f15\u304d\u53d7\u3051\u3001\u53d7\u3051\u53d6\u3063\u305f\u30af\u30a8\u30ea\u3092\u8a08\u7b97\u5f79\u306e<b>\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u30ce\u30fc\u30c9<\/b>\u306b\u6e21\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster.png\" rel=\"attachment wp-att-3185\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster-1024x576.png\" alt=\"redshift_cluster\" width=\"640\" height=\"360\" class=\"alignnone size-large wp-image-3185\" srcset=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster-1024x576.png 1024w, https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster-300x169.png 300w, https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster-768x432.png 768w, https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/redshift_cluster.png 1280w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n<p>\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u30ce\u30fc\u30c9\u306fS3\u3084DynamoDB\u306a\u3069\u306b\u84c4\u7a4d\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u53c2\u7167\u3057\u3001\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u305f\u7d50\u679c\u3092\u8fd4\u5374\u3057\u307e\u3059\u3002<br \/>\n\u30af\u30a8\u30ea\u306e\u5185\u5bb9\u306b\u3088\u3063\u3066\u306f\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u30ce\u30fc\u30c9\u306f\u8907\u6570\u53f0\u4f5c\u6210\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u306e\u30ce\u30fc\u30c9\u3067\u884c\u308f\u308c\u305f\u8a08\u7b97\u7d50\u679c\u3092\u30ea\u30fc\u30c0\u30fc\u30ce\u30fc\u30c9\u304c\u307e\u3068\u3081\u3066\u30af\u30a8\u30ea\u306e\u7d50\u679c\u3068\u3057\u3066\u8fd4\u5374\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u3088\u3046\u306bRedshift\u306b\u306f\u3001\u51e6\u7406\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u5f79\u5272\u5206\u62c5\u3092\u884c\u3046\u30af\u30e9\u30b9\u30bf\u30b7\u30b9\u30c6\u30e0\u3092\u5c0e\u5165\u3057\u3064\u3064\u3001\u7c21\u5358\u306b\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u8868\u306b\u306f\u305d\u306e\u8907\u96d1\u3055\u3092\u51fa\u3055\u306a\u3044\u6539\u826f\u3092\u52a0\u3048\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<hr>\n<p><b>Redshift<\/b>\u306f\u65e2\u5b58\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u540c\u3058\u3088\u3046\u306bSQL\u30af\u30a8\u30ea\u3067\u30c7\u30fc\u30bf\u306e\u53ce\u96c6\u304c\u53ef\u80fd\u3067\u3059\u304c\u3001\u305d\u306e\u53cd\u9762\u65e2\u5b58\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u540c\u3058\u554f\u984c\u3092\u62b1\u3048\u3066\u3044\u307e\u3059\u3002<br \/>\n\u305d\u306e\u4e00\u756a\u306e\u5178\u578b\u4f8b\u306f\u3001<u>\u30af\u30a8\u30ea\u306b\u5bfe\u3057\u30c7\u30fc\u30bf\u5185\u5bb9\u3084\u5f62\u5f0f\u304c\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u5fdc\u7b54\u306b\u6642\u9593\u304c\u304b\u304b\u308b\u3053\u3068<\/u>\u3001\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u9762\u306e\u5de5\u592b\u3067\u306f\u3069\u3046\u3057\u3066\u3082\u30ab\u30d0\u30fc\u3067\u304d\u306a\u3044\u554f\u984c\u3067\u3059\u3002<br \/>\n\u901a\u5e38\u306e\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u306f\u4e3b\u30ad\u30fc\u3084\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4ed8\u4e0e\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u53d6\u5f97\u306e\u52b9\u7387\u5316\u3092\u56f3\u308a\u307e\u3059\u304c\u3001PostgreSQL\u304b\u3089\u6539\u9020\u3055\u308c\u305f<u>\u5217\u6307\u5411\u306eRedshift\u306b\u306f\u4e3b\u30ad\u30fc\u30fb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6982\u5ff5\u306f\u3042\u308a\u307e\u305b\u3093<\/u>\u3002\uff08\u6b63\u78ba\u306b\u306f\u3001\u5f62\u5f0f\u7684\u306b\u5b58\u5728\u3057\u3066\u306f\u3044\u307e\u3059\u3002\uff09<\/p>\n<p>\u305d\u306e\u4ee3\u308f\u308a\u306b\u3001<b>SORTKEY<\/b>\u3068<b>DISTKEY<\/b>\u3068\u3044\u3046\uff12\u3064\u306e\u30ad\u30fc\u304c\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u6027\u80fd\u5411\u4e0a\u3092\u56f3\u308c\u307e\u3059\u3002<\/p>\n<p><b>SORTKEY<\/b>\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30c7\u30a3\u30b9\u30af\u4e0a\u306e\u683c\u7d0d\u9806\u5e8f\u3092\u53f8\u308b\u9805\u76ee\u3067\u3059\u3002<br \/>\nRedshift\u306e\u30c7\u30fc\u30bf\u306f\u3042\u308b\u7a0b\u5ea6\u306e\u30b5\u30a4\u30ba\u3067\u30c7\u30fc\u30bf\u30d6\u30ed\u30c3\u30af\u3068\u3057\u3066\u307e\u3068\u3081\u3066\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<br \/>\nSORTKEY\u3092\u6307\u5b9a\u3059\u308c\u3070\u305d\u308c\u3092\u57fa\u6e96\u306b\u30c7\u30fc\u30bf\u30d6\u30ed\u30c3\u30af\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u3001\u30af\u30a8\u30ea\u5bfe\u8c61\u306eSORTKEY\u304c\u307e\u3063\u305f\u304f\u306a\u3044\u30c7\u30fc\u30bf\u30d6\u30ed\u30c3\u30af\u306b\u306f\u305d\u3082\u305d\u3082I\/O\u51e6\u7406\u304c\u767a\u751f\u3057\u306a\u3044\u3088\u3046\u306b\u3067\u304d\u3001\u305d\u306e\u5206\u51e6\u7406\u304c\u9ad8\u901f\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>SORTKEY\u3068\u3057\u3066\u6307\u5b9a\u3059\u308b\u3079\u304d\u30ab\u30e9\u30e0\u3068\u3057\u3066\u306f\u3001<b>\u30af\u30a8\u30ea\u306e\u7bc4\u56f2\u30fb\u7b49\u5f0f\u691c\u7d22\u3067\u3088\u304f\u6307\u5b9a\u3055\u308c\u308b\u30ab\u30e9\u30e0<\/b>\u3084<b>JOIN\u3059\u308b\u30af\u30a8\u30ea\u306e\u3068\u304d\u306bJOIN\u306e\u57fa\u6e96\u3068\u306a\u308b\u30ab\u30e9\u30e0<\/b>\u3067\u3059\u3002<\/p>\n<p><b>DISTKEY<\/b>\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c8\u30ce\u30fc\u30c9\u3078\u306e\u30c7\u30fc\u30bf\u5272\u308a\u632f\u308a\u3092\u6c7a\u5b9a\u3059\u308b\u9805\u76ee\u3067\u3059\u3002<br \/>\n\u5272\u308a\u632f\u308a\u306e\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\uff13\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>DISTKEY\u306b\u57fa\u3065\u3044\u3066\u30c7\u30fc\u30bf\u304c\u5206\u6563\u3059\u308b <b>KEY<\/b><\/li>\n<li>\u3059\u3079\u3066\u306e\u30ce\u30fc\u30c9\u306b\u30c7\u30fc\u30bf\u3092\u30b3\u30d4\u30fc\u3059\u308b <b>ALL<\/b><\/li>\n<li>\u30e9\u30a6\u30f3\u30c9\u30ed\u30d3\u30f3\u3067\u30c7\u30fc\u30bf\u304c\u5206\u6563\u3059\u308b <b>EVEN<\/b><\/li>\n<\/ul>\n<p>\u4f7f\u3044\u65b9\u3068\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u3054\u304f\u5c0f\u898f\u6a21\u306a\u30c6\u30fc\u30d6\u30eb\u3067\u306f\u3001\u5206\u6563\u3055\u305b\u308b\u3088\u308a\u306f <b>ALL<\/b> \u306b\u3057\u3066\u3059\u3079\u3066\u306e\u30ce\u30fc\u30c9\u306b\u914d\u5e03\u3057\u305f\u307b\u3046\u304c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/li>\n<li>\u5024\u304c\u5168\u4f53\u3092\u901a\u3057\u3066\u504f\u308a\u304c\u5c11\u306a\u304f\u4e00\u69d8\u3067\u3042\u308b\u30ab\u30e9\u30e0\u306b\u5bfe\u3057\u3066<b>DISTKEY<\/b>\u3092\u6307\u5b9a\u3059\u308b\u3002<b>KEY<\/b>\u3067\u306f\u6307\u5b9a\u3055\u308c\u305f<b>DISTKEY<\/b>\u306b\u5f93\u3063\u3066\u30c7\u30fc\u30bf\u304c\u5206\u6563\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002<br \/>\n\u7279\u306b\u305d\u306e\u30ad\u30fc\u304c\u8907\u6570\u306e\u30c6\u30fc\u30d6\u30eb\u9593\u3067\u30b8\u30e7\u30a4\u30f3\u3092\u983b\u7e41\u306b\u884c\u3046\u5834\u5408\u306b\u4f7f\u7528\u3059\u308b\u30ab\u30e9\u30e0\u3067\u3042\u308c\u3070\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u4e0a\u304c\u308a\u307e\u3059\u3002<\/li>\n<li>\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u30c7\u30fc\u30bf\u5185\u5bb9\u304c\u3088\u304f\u308f\u304b\u3089\u306a\u3044\u72b6\u614b\u3001\u307e\u305f\u306f\u30c7\u30fc\u30bf\u5185\u5bb9\u304c\u975e\u6b63\u898f\u306e\u72b6\u614b\u3067\u3001ALL\u307e\u305f\u306fDISTKEY\u3069\u3061\u3089\u304c\u9069\u5207\u304b\u5224\u65ad\u3067\u304d\u306a\u3044\u5834\u5408\u306f <b>EVEN<\/b> \u3092\u4f7f\u7528\u3059\u308b\u3002<\/li>\n<\/ul>\n<hr>\n<p>\u3082\u3057\u30b8\u30e7\u30a4\u30f3\u3092\u4f7f\u3063\u305f\u30af\u30a8\u30ea\u306e\u7d50\u679c\u8fd4\u5374\u304c\u9045\u3044\u5834\u5408\u3001<b>EXPLAIN<\/b>\u3092\u4f7f\u3063\u3066\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u8a08\u753b\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u3053\u306eEXPLAIN\u53e5\u306e\u4f7f\u7528\u65b9\u6cd5\u304a\u3088\u3073\u7d50\u679c\u306fPostgreSQL\u3068\u307b\u307c\u540c\u3058\u3067\u3059\u3002<br \/>\n\u3053\u306e\u7d50\u679c\u3067\u306f\u69d8\u3005\u306a\u60c5\u5831\u304c\u8fd4\u3063\u3066\u304d\u307e\u3059\u304c\u3001\u300c<code>XN Hash Join<\/code>\u300d\u306b\u7d9a\u3044\u3066\u300c<b>DS_BCAST_INNER<\/b>\u300d\u300c<b>DS_DIST_BOTH<\/b>\u300d\u3068\u3044\u3046\u8a18\u8f09\u304c\u3042\u308b\u3068\u3001\u8981\u6c42\u3055\u308c\u305f\u30af\u30a8\u30ea\u306b\u5bfe\u3057\u3001\u30c7\u30fc\u30bf\u914d\u5206\u306b\u554f\u984c\u304c\u3042\u308a\u3001\u4e0d\u8981\u306a\u5168\u4ef6\u8d70\u67fb\u306a\u3069\u3001\u51e6\u7406\u306b\u304a\u3044\u3066\u4f59\u8a08\u306b\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u6307\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\uff08\u4e0b\u8a18\u753b\u50cf\u306f\u901a\u5e38\u306ePostgreSQL\u3067\u306e\u30af\u30a8\u30ea\u8a08\u753b\u306e\u4e00\u4f8b\uff09<br \/>\n<a href=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/psql_query_plan-1.png\" rel=\"attachment wp-att-3205\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/psql_query_plan-1.png\" alt=\"psql_query_plan\" width=\"719\" height=\"341\" class=\"alignnone size-full wp-image-3205\" srcset=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/psql_query_plan-1.png 719w, https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-content\/uploads\/2016\/04\/psql_query_plan-1-300x142.png 300w\" sizes=\"auto, (max-width: 719px) 100vw, 719px\" \/><\/a><\/p>\n<p>\u3053\u306e\u3088\u3046\u306a\u5834\u5408\u3001\u305d\u306e\u6b21\u306e\u884c\u306b<code>Hash Cond: (\"outer\".venueid = \"inner\".venueid)<\/code>\u3068\u3044\u3063\u305f\u5f62\u3067\u30b8\u30e7\u30a4\u30f3\u3067\u4f7f\u7528\u3055\u308c\u305f\u30ab\u30e9\u30e0\u540d\u304c\u51fa\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305d\u308c\u306b\u5f93\u3063\u3066ALTER TABLE\u306a\u3069\u3092\u4f7f\u3044\u30b8\u30e7\u30a4\u30f3\u306b\u4f7f\u7528\u3059\u308b\u30ab\u30e9\u30e0\u3092DISTKEY\u306b\u3059\u308b\u3001SORTKEY\u3092\u9069\u5207\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u5bfe\u51e6\u53ef\u80fd\u3067\u3059\u3002<br \/>\n\u8a2d\u5b9a\u5f8c\u518d\u5ea6EXPLAIN\u3092\u5b9f\u884c\u3057\u3066DS_DIST_NONE\/DS_DIST_ALL_NONE\/DS_DIST_INNER\/DS_DIST_ALL_INNER\u306b\u306a\u308c\u3070\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u6539\u5584\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<hr>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001Redshift\u3067\u306f\u69cb\u7bc9\u304c\u7c21\u5358\u306a\u3060\u3051\u3067\u306a\u304f\u3001\u30af\u30a8\u30ea\u306e\u6539\u5584\u70b9\u3082\u898b\u3064\u3051\u3084\u3059\u3044\u306a\u3069\u3001\u904b\u7528\u9762\u3067\u306e\u914d\u616e\u3082\u306a\u3055\u308c\u3066\u3044\u308b\u512a\u308c\u305f\u30c7\u30fc\u30bf\u30a6\u30a7\u30a2\u30cf\u30a6\u30b9\u3068\u3044\u3048\u307e\u3059\u3002<br \/>\n<b>APN\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u30d1\u30fc\u30c8\u30ca\u30fc<\/b>\u3067\u3042\u308b\u5f0a\u793e\u53d6\u308a\u6271\u3044\u306e\u7570\u7a2eRDB\u9593\u30c7\u30fc\u30bf\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c4\u30fc\u30eb<a href=\"https:\/\/www.climb.co.jp\/soft\/dbmoto\/\">DBMoto<\/a>\u3067\u306f\u3001<u>Redshift\u3078\u306e\u30c7\u30fc\u30bf\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059<\/u>\u3002<br \/>\nDBMoto\u3092\u4f7f\u3048\u3070\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u304b\u3064\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u306e\u30c7\u30fc\u30bf\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u7570\u7a2e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u3067\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u30c7\u30fc\u30bf\u9023\u643a\u304c\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u307b\u304bRDS\u3084SAP HANA\u3001EC2\u4e0a\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\n\u8a73\u7d30\u306f<a href=\"https:\/\/www.climb.co.jp\/soft\/aws\/#aws1\">\u5f0a\u793eAWS\u5bfe\u5fdc\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u7d39\u4ecb\u30da\u30fc\u30b8<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amazon Web Service\u304c\u63d0\u4f9b\u3059\u308b\u30b5\u30fc\u30d3\u30b9Redshift\u306f\u3001PostgreSQL\u3092\u30d9\u30fc\u30b9\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u305f\u3001\u5206\u6790\u7528\u9014\u306e\u30c7\u30fc\u30bf\u51e6\u7406\u306b\u7279\u5316\u3057\u305f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u3059\u3002 AWS\u3067\u306f\u3053\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u3001DWaaS(Data W &hellip; <a href=\"https:\/\/www.climb.co.jp\/blog_dbmoto\/archives\/3139\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[191],"tags":[124,195,108,109],"class_list":["post-3139","post","type-post","status-publish","format-standard","hentry","category-database","tag-redshift","tag-bi","tag-amazon-redshift","tag-aws"],"_links":{"self":[{"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/posts\/3139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/comments?post=3139"}],"version-history":[{"count":81,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/posts\/3139\/revisions"}],"predecessor-version":[{"id":3225,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/posts\/3139\/revisions\/3225"}],"wp:attachment":[{"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/media?parent=3139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/categories?post=3139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.climb.co.jp\/blog_dbmoto\/wp-json\/wp\/v2\/tags?post=3139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}