{"id":1725,"date":"2021-08-21T11:08:12","date_gmt":"2021-08-21T02:08:12","guid":{"rendered":"https:\/\/dennie.tokyo\/it\/?p=1725"},"modified":"2022-04-03T16:00:53","modified_gmt":"2022-04-03T07:00:53","slug":"%e3%80%90dynamodb%e3%80%91aws-sdk-%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%9f%e3%83%86%e3%83%bc%e3%83%96%e3%83%ab%e4%bd%9c%e6%88%90","status":"publish","type":"post","link":"https:\/\/dennie.tokyo\/it\/?p=1725","title":{"rendered":"\u3010DynamoDB\u3011AWS SDK \u3092\u4f7f\u7528\u3057\u305f\u30c6\u30fc\u30d6\u30eb\u4f5c\u6210"},"content":{"rendered":"\n

\u4eca\u56de\u306fDynamoDB\u3078\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n\n\n\n\n

\u306a\u304a\u3001\u524d\u63d0\u3068\u3057\u3066\u4ee5\u4e0b\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u4e8b\u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u53c2\u8003<\/span>\n

\u3010DynamoDB\u3011docker\u3092\u4f7f\u7528\u3057\u305fDynamoDB\u69cb\u7bc9<\/a><\/p>\n<\/div>\n\n\n\n

\u30d7\u30ed\u30b0\u30e9\u30e0\u8a00\u8a9e\u306fNode.js\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

\u30c6\u30fc\u30d6\u30eb\u306e\u4f5c\u6210<\/h1>\n\n\n\n

\u524d\u56de\u4f5c\u6210\u3057\u305f 02_sample_app \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u4ee5\u4e0b\u306b index.js\u3001TableCreater.js\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002
TableCreater.js\u306fDynamoDB\u3078\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n

const DynamoDbSetter = require(".\/DynamoDbSetter");\n\nmodule.exports = class TableCreater extends DynamoDbSetter{\n\n    async createTable() {\n\n        \/\/ \u4f5c\u6210\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u306e\u5185\u5bb9\u3092\u8a2d\u5b9a\u3059\u308b\u3002\n        let params = {\n            TableName : "Movies",\n            KeySchema: [       \n                { AttributeName: "year", KeyType: "HASH"},  \/\/Partition key\n                { AttributeName: "title", KeyType: "RANGE" }  \/\/Sort key\n            ],\n            AttributeDefinitions: [       \n                { AttributeName: "year", AttributeType: "N" },\n                { AttributeName: "title", AttributeType: "S" }\n            ],\n            ProvisionedThroughput: {       \n                ReadCapacityUnits: 10, \n                WriteCapacityUnits: 10\n            }\n        };\n    \n        \/\/ \u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3002\n        return await this.dynamodb.createTable(params).promise();\n\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
\u524d\u56de\u4f5c\u6210\u3057\u305f\u3001DynamoDB\u306e\u8a2d\u5b9a\u3092\u884c\u3046DynamoDbSetter\u3092\u7d99\u627f\u3057\u3066\u3044\u307e\u3059\u3002\u6545\u306b\u3001DynamoDB\u306e\u8a2d\u5b9a\u306f\u89aa\u30af\u30e9\u30b9\u306eDynamoDbSetter\u304c\u884c\u3044\u307e\u3059\u3002
\u30c6\u30fc\u30d6\u30eb\u540d\u3092”Movies”\u3068\u3057\u3066\u3044\u307e\u3059\u3002
\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u4eca\u56de\u306f\u8907\u5408\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30ad\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002
\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u3092”year”\u3001\u30bd\u30fc\u30c8\u30ad\u30fc\u3092”title”\u3068\u3057\u3066\u3044\u307e\u3059\u3002
“year”\u306e\u5c5e\u6027\u306e\u30bf\u30a4\u30d7\u306f\u6570\u5024(N)\u3001”title”\u306e\u5c5e\u6027\u306e\u30bf\u30a4\u30d7\u306f\u6587\u5b57\u5217(S)\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002
\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306f\u30ed\u30fc\u30ab\u30eb\u306e\u5834\u5408\u4efb\u610f\u3067\u69cb\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30ad\u30fc\u3001\u5c5e\u6027\u306e\u8aac\u660e\u306f\u4ee5\u4e0b\u3092\u53c2\u8003\u306b\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\n\n\n
\u53c2\u8003<\/span>\n
\u3010DynamoDB\u3011\u69cb\u6210\u8981\u7d20<\/a><\/p>\n<\/div>\n\n\n\n
\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306f\u4ee5\u4e0b\u3092\u53c2\u8003\u306b\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\n\n\n
\u53c2\u8003<\/span>\n
\u3010DynamoDB\u3011\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u30e2\u30fc\u30c9\u3068\u306f<\/a><\/p>\n<\/div>\n\n\n\n
Lambda\u306e\u5b9f\u884c\u95a2\u6570<\/h1>\n\n\n\n
index.js\u306fLambda\u3092\u5b9f\u884c\u3059\u308b\u3068\u521d\u3081\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u95a2\u6570\u306b\u306a\u308a\u307e\u3059\u3002
\u30c6\u30fc\u30d6\u30eb\u4f5c\u6210\u51e6\u7406\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
const TableCreater = require('.\/TableCreater');\n\nexports.handler = async (event, context) => {\n\n    let tableCreater = new TableCreater();\n    let result = await tableCreater.createTable();\n\n    context.succeed({\n        statusCode: 200,\n        body: result,\n    });\n\n};<\/code><\/pre><\/div>\n\n\n\n
\u5b9f\u884c\u3068\u5b9f\u884c\u7d50\u679c<\/h1>\n\n\n\n
\u5b9f\u884c<\/h2>\n\n\n\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30ed\u30fc\u30ab\u30eb\u306eLambda\u95a2\u6570\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
curl -d '{}' http:\/\/localhost:9001\/2015-03-31\/functions\/sample\/invocations<\/code><\/pre><\/div>\n\n\n\n
\u30ed\u30fc\u30ab\u30eb\u306eLambda\u95a2\u6570\u547c\u3073\u51fa\u3057\u306b\u3064\u3044\u3066\u306f\u4ee5\u4e0b\u3092\u53c2\u8003\u306b\u3057\u3066\u4e0b\u3055\u3044\u3002<\/p>\n\n\n\n
\u53c2\u8003<\/span>\n
\u3010Lambda\u3011\u30ed\u30fc\u30ab\u30eb docker Lambda\u74b0\u5883\u69cb\u7bc9<\/a><\/p>\n<\/div>\n\n\n\n
\u5b9f\u884c\u7d50\u679c<\/h2>\n\n\n\n
\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n
{\n  "statusCode":200,\n  "body":{\n    "TableDescription":{\n      "AttributeDefinitions":[\n          {"AttributeName":"year","AttributeType":"N"},\n          {"AttributeName":"title","AttributeType":"S"}\n      ],\n      "TableName":"Movies",\n      "KeySchema":[\n        {"AttributeName":"year","KeyType":"HASH"},\n        {"AttributeName":"title","KeyType":"RANGE"}\n      ],\n      "TableStatus":"ACTIVE",\n      "CreationDateTime":"2021-08-21T00:51:56.225Z",\n      "ProvisionedThroughput":{\n        "LastIncreaseDateTime":"1970-01-01T00:00:00.000Z",\n        "LastDecreaseDateTime":"1970-01-01T00:00:00.000Z",\n        "NumberOfDecreasesToday":0,\n        "ReadCapacityUnits":10,\n        "WriteCapacityUnits":10\n      },\n      "TableSizeBytes":0,\n      "ItemCount":0,\n      "TableArn":"arn:aws:dynamodb:ddblocal:000000000000:table\/Movies"\n    }\n  }\n}<\/code><\/pre><\/div>\n\n\n\n
\u6700\u5f8c\u306b<\/h1>\n\n\n\n
\u4eca\u56de\u306eDynamoDB\u3078\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u3060\u3051\u3067\u306a\u304f\u5b9f\u969b\u306eAWS Lambda\u3078\u3082\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002
DynamoDB\u306e\u8a2d\u5b9a\u90e8\u5206\u3092\u5909\u66f4\u3059\u308b\u306e\u307f\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4eca\u56de\u306fDynamoDB\u3078\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\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":[7,19,20],"tags":[],"class_list":["post-1725","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aws","category-dynamodb","category-lambda"],"_links":{"self":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/1725","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=1725"}],"version-history":[{"count":6,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/1725\/revisions"}],"predecessor-version":[{"id":3420,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/1725\/revisions\/3420"}],"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=1725"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1725"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1725"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}