{"id":2054,"date":"2021-08-30T17:38:56","date_gmt":"2021-08-30T08:38:56","guid":{"rendered":"https:\/\/dennie.tokyo\/it\/?p=2054"},"modified":"2022-04-03T15:11:00","modified_gmt":"2022-04-03T06:11:00","slug":"%e3%80%90dynamodb%e3%80%91%e5%b1%9e%e6%80%a7%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%82%bf%e3%82%a4%e3%83%97","status":"publish","type":"post","link":"https:\/\/dennie.tokyo\/it\/?p=2054","title":{"rendered":"\u3010DynamoDB\u3011\u5c5e\u6027\u306e\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7"},"content":{"rendered":"\n<p>\u5c5e\u6027\u306b\u306f\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<p>\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306f\u5927\u304d\u304f\u5206\u985e\u3059\u308b\u3068\u30b9\u30ab\u30e9\u30fc\u578b\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u578b\u3001\u30bb\u30c3\u30c8\u578b\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<br>DynamoDB\u3067\u4f7f\u7528\u3067\u304d\u308b\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u30b9\u30ab\u30e9\u30fc<\/h1>\n\n\n\n<p>1\u3064\u306e\u5024\u3092\u8868\u3057\u307e\u3059\u3002\u30b9\u30ab\u30e9\u30fc\u578b\u306b\u306f \u6570\u5024\u3001\u6587\u5b57\u5217\u3001\u30d0\u30a4\u30ca\u30ea\u3001\u30d6\u30fc\u30eb\u3001null \u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6570\u5024<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6841\u6570<\/h3>\n\n\n\n<p>\u6570\u5024\u306f\u6b63\u3001\u8ca0\u30010\u304c\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u6700\u592738\u6841\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65e5\u4ed8\u306e\u6271\u3044<\/h3>\n\n\n\n<p>\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7(UNIX\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7)\u3092\u767b\u9332\u3057\u305f\u3044\u5834\u5408\u3001\u5c5e\u6027\u306e\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u3092\u6570\u5024\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30fbUNIX\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7<br>https:\/\/ja.wikipedia.org\/wiki\/UNIX\u6642\u9593<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6587\u5b57\u5217<\/h2>\n\n\n\n<p>UTF-8 \u30d0\u30a4\u30ca\u30ea\u30a8\u30f3\u30b3\u30fc\u30c9\u306e Unicode \u3067\u3059\u3002<br>\u7a7a\u306e\u6587\u5b57\u5217\u306f\u4f7f\u7528\u51fa\u6765\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6841\u6570<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u304c\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u307f\u306e\u5834\u5408<\/h4>\n\n\n\n<p>\u30fb\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a2048\u30d0\u30a4\u30c8<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u304c\u8907\u5408\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u306e\u5834\u5408<\/h4>\n\n\n\n<p>\u30fb\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a1024\u30d0\u30a4\u30c8<br>\u30fb\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a1024\u30d0\u30a4\u30c8<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65e5\u4ed8\u306e\u6271\u3044<\/h3>\n\n\n\n<p>\u65e5\u4ed8\u3001\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3092\u767b\u9332\u3057\u305f\u3044\u5834\u5408\u3001\u5c5e\u6027\u306e\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u3092\u6587\u5b57\u5217\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u65e5\u4ed8\u306f \u201cISO 8601 \u6587\u5b57\u5217\u201d \u306b\u6e96\u3058\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30fbISO 8601<br>https:\/\/ja.wikipedia.org\/wiki\/ISO_8601<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d0\u30a4\u30ca\u30ea<\/h2>\n\n\n\n<p>\u5727\u7e2e\u30c6\u30ad\u30b9\u30c8\u3001\u6697\u53f7\u30c7\u30fc\u30bf\u3001\u30a4\u30e1\u30fc\u30b8\u306a\u3069\u306e\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002<br>\u7a7a\u306e\u30d0\u30a4\u30ca\u30ea\u306f\u4f7f\u7528\u51fa\u6765\u307e\u3059\u3002<br>\u767b\u9332\u3059\u308b\u6642\u306f Base64\u30a8\u30f3\u30b3\u30fc\u30c9 \u3057\u3066\u767b\u9332\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6841\u6570<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u304c\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u307f\u306e\u5834\u5408<\/h4>\n\n\n\n<p>\u30fb\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a2048\u30d0\u30a4\u30c8<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u304c\u8907\u5408\u30d7\u30e9\u30a4\u30de\u30ea\u30ad\u30fc\u306e\u5834\u5408<\/h4>\n\n\n\n<p>\u30fb\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a1024\u30d0\u30a4\u30c8<br>\u30fb\u30bd\u30fc\u30c8\u30ad\u30fc\u306e\u6700\u5927\u9577\uff1a1024\u30d0\u30a4\u30c8<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d6\u30fc\u30eb<\/h2>\n\n\n\n<p>Boolean\u306ftrue\u3001false\u304c\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Null<\/h2>\n\n\n\n<p>\u4e0d\u660e\u307e\u305f\u306f\u672a\u5b9a\u7fa9\u306e\u5c5e\u6027\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/h1>\n\n\n\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u578b\u306b\u306fList\u3001Map\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u5165\u308c\u5b50\u306b\u3057\u3001\u6700\u5927 32 \u30ec\u30d9\u30eb\u306e\u6df1\u3055\u307e\u3067\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u9805\u76ee\u306e\u30b5\u30a4\u30ba\u5236\u9650 (400 KB) \u5185\u3067\u3042\u308b\u9650\u308a\u3001List\u3001Map \u306e\u5024\u306e\u6700\u5927\u6570\u306b\u5236\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">List<\/h2>\n\n\n\n<p>[\u30fb\u30fb\u30fb]\u3067\u8868\u3055\u308c\u3001\u8907\u6570\u306e\u5024\u306b\u9806\u5e8f\u3092\u3064\u3051\u683c\u7d0d\u3057\u307e\u3059\u3002List\u5185\u306b\u683c\u7d0d\u3059\u308b\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306f\u540c\u3058\u3067\u3042\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br>\u7a7a\u306eList( [] )\u306f\u4f7f\u7528\u51fa\u6765\u307e\u3059\u3002<br>\u307e\u305f\u3001List\u5185\u3067\u306f\u7a7a\u306e\u6587\u5b57\u5217\u3001\u7a7a\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306fList\u306e\u4f8b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-json\" data-lang=\"JSON\"><code>exsample:[&quot;test&quot;,1,{&quot;key&quot;:&quot;value&quot;}]<\/code><\/pre><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Map<\/h2>\n\n\n\n<p>{\u30fb\u30fb\u30fb}\u3067\u8868\u3055\u308c\u3001\u8907\u6570\u306e\u5024\u306b\u9806\u5e8f\u306f\u306a\u304f\u3001\u30ad\u30fc\u3001\u30d0\u30ea\u30e5\u30fc\u306e\u30da\u30a2\u3067\u683c\u7d0d\u3067\u304d\u307e\u3059\u3002Map\u5185\u306b\u683c\u7d0d\u3059\u308b\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306f\u540c\u3058\u3067\u3042\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br>\u7a7a\u306eMap( {} )\u306f\u4f7f\u7528\u51fa\u6765\u307e\u3059\u3002<br>\u307e\u305f\u3001Map\u5185\u3067\u306f\u7a7a\u306e\u6587\u5b57\u5217\u3001\u7a7a\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306fMap\u306e\u4f8b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-json\" data-lang=\"JSON\"><code>{\n    key1: &quot;value1&quot;,\n    key2: 2,\n    ListKey:[\n        &quot;string&quot;,\n        {\n            Key3: &quot;value3&quot;\n        }\n    ]\n}<\/code><\/pre><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u30bb\u30c3\u30c8\u578b<\/h1>\n\n\n\n<p>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u578b\u306b\u306fList\u3001Map\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u5165\u308c\u5b50\u306b\u3057\u3001\u6700\u5927 32 \u30ec\u30d9\u30eb\u306e\u6df1\u3055\u307e\u3067\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u9805\u76ee\u306e\u30b5\u30a4\u30ba\u5236\u9650 (400 KB) \u5185\u3067\u3042\u308b\u9650\u308a\u3001Sets\u306e\u5024\u306e\u6700\u5927\u6570\u306e\u5236\u9650\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Sets<\/h2>\n\n\n\n<p>[\u30fb\u30fb\u30fb]\u3067\u8868\u3055\u308c\u3001\u8907\u6570\u306e\u5024\u3092\u9806\u5e8f\u306a\u304f\u683c\u7d0d\u3067\u304d\u307e\u3059\u3002<br>\u683c\u7d0d\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u306f\u6570\u5024\u3001\u6587\u5b57\u3001\u30d0\u30a4\u30ca\u30ea\u3067\u540c\u3058\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u3092\u683c\u7d0d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u7a7a\u306eSets( [] )\u306f\u4f7f\u7528\u51fa\u6765\u307e\u305b\u3093\u3002<br>\u307e\u305f\u3001Map\u5185\u3067\u306f\u7a7a\u306e\u6587\u5b57\u5217\u3001\u7a7a\u306e\u30d0\u30a4\u30ca\u30ea\u304c\u4f7f\u7528\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-json\" data-lang=\"JSON\"><code>[&quot;test&quot;,&quot;test2&quot;,&quot;test3&quot;]<\/code><\/pre><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u6700\u5f8c\u306b<\/h1>\n\n\n\n<p>\u6b21\u56de\u306fDynamoDB\u306e\u30c6\u30fc\u30d6\u30eb\u306e\u57fa\u672c\u64cd\u4f5c\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"title_box\"><span class=\"box-title\">\u6b21\u56de<\/span>\n<p><a href=\"https:\/\/dennie.tokyo\/it\/?p=2137\" rel=\"noopener\" target=\"_blank\">\u3010DynamoDB\u3011\u30c6\u30fc\u30d6\u30eb\u64cd\u4f5c\u306e\u57fa\u672c<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5c5e\u6027\u306b\u306f\u30c7\u30fc\u30bf\u30bf\u30a4\u30d7\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":7,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,19],"tags":[],"class_list":["post-2054","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aws","category-dynamodb"],"_links":{"self":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/2054","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2054"}],"version-history":[{"count":19,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/2054\/revisions"}],"predecessor-version":[{"id":3392,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/2054\/revisions\/3392"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/media\/7"}],"wp:attachment":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2054"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2054"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2054"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}