{"id":12733,"date":"2021-01-03T19:30:46","date_gmt":"2021-01-03T10:30:46","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=12733"},"modified":"2023-08-16T17:54:56","modified_gmt":"2023-08-16T08:54:56","slug":"%e3%80%90aws%e3%80%91dynamodb%e3%81%ae%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=12733","title":{"rendered":"\u3010AWS\u3011DynamoDB\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">DynamoDB\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>AWS\u304c\u63d0\u4f9b\u3059\u308b\u30d5\u30eb\u30de\u30cd\u30fc\u30b8\u30c9\u306aNoSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30b9\u30c8\u30a2\uff09\u3001\u3069\u3093\u306a\u898f\u6a21\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u9ad8\u901f\u3067\u67d4\u8edf\u306a\u30ad\u30fc\u30d0\u30ea\u30e5\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RDB\u3068\u306e\u9055\u3044<\/h2>\n\n\n\n<ul>\n<li>\u30b9\u30ad\u30fc\u30de(\u30ab\u30e9\u30e0\u306e\u30c7\u30fc\u30bf\u578b\u3084\u6841\u6570\u6307\u5b9a\u3057\u305f\u3082\u306e)\u304c\u4f7f\u3048\u306a\u3044\u3002<\/li>\n\n\n\n<li>SQL\u304c\u4f7f\u3048\u306a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u7279\u5fb4<\/h2>\n\n\n\n<ul>\n<li>SQL\u306b\u6bd4\u3079\u305f\u3089\u30b7\u30f3\u30d7\u30eb\u306a\u30af\u30a8\u30ea<\/li>\n\n\n\n<li>1\u65e510\u5146\u898f\u6a21\u306e\u30a2\u30af\u30bb\u30b9\u304c\u3042\u308b\u3002<\/li>\n\n\n\n<li>\u6bce\u79d22000\u4e07\u4ef6\u4ee5\u4e0a\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u634c\u3051\u308b\u3002<\/li>\n\n\n\n<li>\u898f\u6a21\u95a2\u4fc2\u306a\u304f\u3001\u6570\u30df\u30ea\u79d2\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u305b\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"226\" height=\"82\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-32.png\" alt=\"\" class=\"wp-image-22147\"\/><\/figure>\n\n\n\n<p>\u300c\u30c6\u30fc\u30d6\u30eb\u540d\u300d\u3068\u300c\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u300d\u306f\u5fc5\u9808\u3067\u5165\u529b\u3057\u307e\u3059\u3002\uff08\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u306a\u306e\u3067\u4efb\u610f\u5165\u529b\u3067\u3059\u3002\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-33.png\" alt=\"\" class=\"wp-image-22148\" width=\"620\" height=\"392\" srcset=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-33.png 1007w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-33-300x190.png 300w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-33-768x486.png 768w\" sizes=\"(max-width: 620px) 100vw, 620px\" \/><\/figure>\n\n\n\n<p>\u300c\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"222\" height=\"66\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-34.png\" alt=\"\" class=\"wp-image-22149\"\/><\/figure>\n\n\n\n<p>\u5c11\u3057\u5f85\u3064\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-35.png\" alt=\"\" class=\"wp-image-22150\" width=\"687\" height=\"179\" srcset=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-35.png 982w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-35-300x79.png 300w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-35-768x201.png 768w\" sizes=\"(max-width: 687px) 100vw, 687px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u30ec\u30b3\u30fc\u30c9\u306e\u78ba\u8a8d<\/h2>\n\n\n\n<p>\u30c6\u30fc\u30d6\u30eb\u540d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"116\" height=\"62\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-36.png\" alt=\"\" class=\"wp-image-22151\"\/><\/figure>\n\n\n\n<p>\u300c\u30c6\u30fc\u30d6\u30eb\u30a2\u30a4\u30c6\u30e0\u306e\u63a2\u7d22\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-37.png\" alt=\"\" class=\"wp-image-22152\" width=\"231\" height=\"69\"\/><\/figure>\n\n\n\n<p>\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u305f\u3070\u304b\u308a\u3060\u3068\u3001\u307e\u3060\u4f55\u3082\u767b\u9332\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u300c\u8fd4\u3055\u308c\u305f\u9805\u76ee\uff08\u3059\u306a\u308f\u3061\u30ec\u30b3\u30fc\u30c9\uff09\u300d\u304c\u7a7a\u306e\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-38-1024x372.png\" alt=\"\" class=\"wp-image-22153\" width=\"574\" height=\"208\" srcset=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-38-1024x372.png 1024w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-38-300x109.png 300w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-38-768x279.png 768w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2023\/08\/image-38.png 1037w\" sizes=\"(max-width: 574px) 100vw, 574px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c6\u30fc\u30d6\u30eb\u69cb\u6210<\/h2>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"1024\" height=\"512\" src=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2020\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2021-01-03-19.24.19-1024x512.png\" alt=\"\" class=\"wp-image-12730\" srcset=\"http:\/\/www.code-magagine.com\/wp-content\/uploads\/2020\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2021-01-03-19.24.19-1024x512.png 1024w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2020\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2021-01-03-19.24.19-300x150.png 300w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2020\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2021-01-03-19.24.19-768x384.png 768w, http:\/\/www.code-magagine.com\/wp-content\/uploads\/2020\/11\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2021-01-03-19.24.19.png 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Items<\/h3>\n\n\n\n<p>\u4e00\u884c\u4e00\u884c\u3092\u793a\u3057\u307e\u3059\u3002Attributes\u306e\u500b\u6570\u306f\u30d0\u30e9\u30d0\u30e9\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Attributes<\/h3>\n\n\n\n<p>Items\u306e\u4e2d\u306e\u4e00\u3064\u4e00\u3064\u306e\u5c5e\u6027\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">partition keys<\/h3>\n\n\n\n<p>\u5fc5\u9808\u306b\u306a\u308a\u307e\u3059\u3002RDB\u3067\u3044\u3048\u3070\u30c6\u30fc\u30d6\u30eb\u306e\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\u4e00\u884c\u306e\u4e2d\u306b\u5fc5\u305a\u4e00\u3064\u306f\u5fc5\u8981\u3068\u3044\u3046\u610f\u5473\u306b\u306a\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u5206\u5e03\u3092\u6c7a\u5b9a\u3059\u308b\u30ad\u30fc\u3068\u3057\u3066\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>Item\u3092\u4e00\u610f\u306b\u8b58\u5225\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u3053\u308c\u3092\u5143\u306bItem\u304c\u3069\u3053\u306e\u30d1\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u4f4d\u7f6e\u3059\u308b\u304b\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002\uff08DynamoDB\u306f\u5185\u90e8\u3067\u306f\u30b9\u30b1\u30fc\u30eb\u306e\u305f\u3081\u306b\u30d1\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4fdd\u6301\u3057\u3066\u3044\u308b\u305f\u3081\u3002\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">sort key<\/h3>\n\n\n\n<p>\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u306a\u308a\u307e\u3059\u3002partition key\u306e\u307f\u3067\u5341\u5206\u306e\u5834\u5408\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u4f7f\u7528\u3059\u308b\u3068Query\u306b\u3088\u308b\u5e45\u5e83\u3044\u63a2\u7d22\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>\u30d1\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u5185\u3067\u30bd\u30fc\u30c8\u30ad\u30fc\u306f\u6607\u9806\u3067\u914d\u7f6e\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30d1\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u30ad\u30fc\u3054\u3068\u306e\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u6570\u306f\u5236\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30aa\u30d7\u30b7\u30e7\u30f3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30b6\u30fc\u30d6\u30c9\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3<\/h3>\n\n\n\n<p>\u9577\u671f\u5229\u7528(1\u5e74)\u306b\u304a\u3051\u308b\u5272\u5f15\u6599\u91d1\u306e\u9069\u7528\u304c\u3042\u308b\u3002\u610f\u5916\u3068\u77e5\u3089\u306a\u3044\u4eba\u304c\u591a\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30b1\u30fc\u30eb\u306b\u5fdc\u3058\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u4e8b\u5b9f\u4e0a\u7121\u5236\u9650\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3067\u3069\u3093\u306a\u898f\u6a21\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/h4>\n\n\n\n<p>\u4f8b\u3048\u3070\u3001Amazon.com\u306e\u3088\u3046\u306a\u30b5\u30a4\u30c8\u3067\u3082\u5bfe\u5fdc\u53ef\u80fd<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30b9\u30c8\u30ec\u30fc\u30b8\u5bb9\u91cf\u3082\u5236\u9650\u306a\u3057<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">\u9ad8\u901f\u3067\u4e00\u8cab\u3057\u305f\u6027\u80fd<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30eb\u30de\u30cd\u30fc\u30b8\u30c9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30d5\u30ea\u30fc<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">\u30b5\u30fc\u30d0\u30ec\u30b9<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Auto Scalling<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\/\u30ea\u30b9\u30c8\u30a2<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">Global tables(\u30b0\u30ed\u30fc\u30d0\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff09<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u5bfe\u5fdc<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u901a\u4fe1\u3068\u4fdd\u5b58\u30c7\u30fc\u30bf\u306e\u6697\u53f7\u5316<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">\u67d4\u8edf\u306a\u6a29\u9650\u7ba1\u7406<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">PCI\u3001HIPAA\u3001FIPS140-2\u7b49\u3092\u8a8d\u8a3c<\/h4>\n\n\n\n<h4 class=\"wp-block-heading\">SLA\u306e\u63d0\u4f9b<\/h4>\n\n\n\n<p>99.9%\u306eSLA\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">DynamoDB Transactions<\/h2>\n\n\n\n<ul>\n<li>DynamoDB\u3067\u8907\u6570Item\u3001\u8907\u6570Table\u306b\u5bfe\u3059\u308b\u66f8\u304d\u8fbc\u307f\u64cd\u4f5c\u3084\u8aad\u307f\u8fbc\u307f\u64cd\u4f5c\u3067ACID\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5206\u96e2\u30ec\u30d9\u30eb\u306fserializable\u3067\u30ed\u30c3\u30af\u306f\u53d6\u308a\u307e\u305b\u3093\u3002<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u9032\u884c\u4e2d\u306b\u30a2\u30a4\u30c6\u30e0\u304c\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5916\u3067\u5909\u66f4\u3055\u308c\u305f\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u30ad\u30e3\u30f3\u30bb\u30eb\u3055\u308c\u3001\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u305fItem\u307e\u305f\u306fItem\u306b\u95a2\u3059\u308b\u8a73\u7d30\u304c\u30b9\u30ed\u30fc\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li>GlobalTable\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u5411\u3053\u3046\u3067\u3001\u6709\u52b9\u306b\u3057\u305f\u5834\u5408\u3082\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u30ea\u30fc\u30b8\u30e7\u30f3\u5358\u4f4d\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5168\u3066\u306e\u5546\u7528\u30ea\u30fc\u30b8\u30e7\u30f3\u3067\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Item\u64cd\u4f5c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8aad\u307f\u8fbc\u307f<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">GetItem<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">TransactGetItems<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\uff08\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u305b\u308b\u304b\u3001\u30ea\u30c8\u30e9\u30a4\u3059\u308b\u304b\u7b49\uff09<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">BatchGetItem<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002\u8907\u6570\u306eItem\u3092\u64cd\u4f5c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Query<\/h4>\n\n\n\n<p>Partition Key\u306e\u307f\u6307\u5b9a\u3057\u3001Sort Key\u306f\u6761\u4ef6\u6307\u5b9a\u306b\u3088\u308b\u7bc4\u56f2\u63a2\u7d22\u3082\u53ef\u80fd<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Scan<\/h4>\n\n\n\n<h3 class=\"wp-block-heading\">\u66f8\u304d\u8fbc\u307f<\/h3>\n\n\n\n<p><span style=\"color: #ff0000;\"><span style=\"color: #000000;\">\u300c\u3053\u306eAttributes\u304c\u3042\u3063\u305f\u3089\u66f8\u304d\u8fbc\u3080\u300d\u3068\u3044\u3063\u305f\u3088\u3046\u306a<\/span><strong>\u6761\u4ef6\u4ed8\u304d\u66f8\u304d\u8fbc\u307f\u8a2d\u5b9a<\/strong><\/span>\u3082\u53ef\u80fd<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">PutItem<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Update<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">TransactWriteItems<\/h4>\n\n\n\n<p>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\uff08\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3055\u305b\u308b\u304b\u3001\u30ea\u30c8\u30e9\u30a4\u3059\u308b\u304b\u7b49\uff09<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">BatchWriteItem<\/h4>\n\n\n\n<p>\u8907\u6570\u306eItem\u3092\u64cd\u4f5c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Delete<\/h4>\n\n\n\n<p>Partition Key\u3068Sort Key\u3092\u6307\u5b9a\u3057\u3066\u5bfe\u8c61Item\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Local Secondary Index(LSI)<\/h2>\n\n\n\n<p>Partition key\u3092\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>Sort key\u4ee5\u5916\u306b\u3082\u7d5e\u308a\u8fbc\u307f\u691c\u7d22\u3092\u884c\u3046key\u3092\u4fdd\u6301\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/li>\n\n\n\n<li>Partition key\u304c\u540c\u4e00\u3067\u4ed6\u306eattributes\u3067Query\u306b\u3088\u308b\u691c\u7d22\u306e\u305f\u3081\u306b\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5168\u3066\u306e\u8981\u7d20\u306e\u5408\u8a08\u30b5\u30a4\u30ba\u3092\u5404Partation\u30ad\u30fc\u3054\u3068\u306b10GB\u306b\u5236\u9650\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Global Secondary Index(GSI)<\/h2>\n\n\n\n<p>Partition key\u3092\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul>\n<li>Partition key\u5c5e\u6027\u306e\u4ee3\u308f\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>Partition key\u3092\u307e\u305f\u3044\u3067\u691c\u7d22\u3092\u884c\u3046\u305f\u3081\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u5143\u306e\u30c6\u30fc\u30d6\u30eb\u3068\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306f\u5225\u3067\u7ba1\u7406\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"DynamoDB\u3068\u306f\uff1f AWS\u304c\u63d0\u4f9b\u3059\u308b\u30d5\u30eb\u30de\u30cd\u30fc\u30b8\u30c9\u306aNoSQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08\u30ad\u30fc\u30d0\u30ea\u30e5\u30fc\u30b9\u30c8\u30a2\uff09\u3001\u3069\u3093\u306a\u898f\u6a21\u306b\u3082\u5bfe\u5fdc\u3059\u308b\u9ad8\u901f\u3067\u67d4\u8edf\u306a\u30ad\u30fc\u30d0\u30ea\u30e5\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9 RDB\u3068\u306e\u9055\u3044 \u7279\u5fb4 \u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210 \u300c\u30c6\u30fc\u30d6\u30eb\u540d\u300d\u3068\u300c\u30d1\u30fc [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[80],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/12733"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12733"}],"version-history":[{"count":6,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/12733\/revisions"}],"predecessor-version":[{"id":22154,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/12733\/revisions\/22154"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12733"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}