{"id":47946,"date":"2023-09-20T17:13:50","date_gmt":"2023-01-16T12:35:53","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e8%af%95%e7%94%a8%e4%ba%86aws-appsync-rds%e3%80%82\/"},"modified":"2024-05-04T00:43:56","modified_gmt":"2024-05-03T16:43:56","slug":"%e6%88%91%e8%af%95%e7%94%a8%e4%ba%86aws-appsync-rds%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e8%af%95%e7%94%a8%e4%ba%86aws-appsync-rds%e3%80%82\/","title":{"rendered":"\u6211\u8bd5\u7528\u4e86AWS AppSync + RDS"},"content":{"rendered":"<p>\u672c\u6587\u662fDWANGO Advent Calendar 2018\u4e2d\u7b2c\u4e03\u5929\u7684\u6587\u7ae0\u3002<\/p>\n<p>\u56e0\u4e3a\u51b3\u5b9a\u5728\u5185\u90e8\u4f7f\u7528GraphQL\u4f5c\u4e3aAPI\uff0c\u6240\u4ee5\u6211\u4eec\u6765\u5206\u4eab\u4e00\u4e0b\u4f7f\u7528AWS AppSync + RDS\u6765\u8fdb\u884c\u5f00\u53d1\u548c\u90e8\u7f72\u7684\u65b9\u6cd5\u4ee5\u53ca\u53ef\u80fd\u5b58\u5728\u7684\u9650\u5236\u3002\u8fd9\u91cc\u6682\u65f6\u4e0d\u6d89\u53caGraphQL\u7684\u5185\u5bb9\u7b49\u7b49\u3002<\/p>\n<h2>\u592a\u957f\u6ca1\u8bfb\u3002<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">AppSync + RDS \u3092\u3057\u305f\u3051\u308c\u3070\u3001Serverless Aurora \u304b Lambda \u3092\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3068\u3057\u3066\u5229\u7528\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">AppSync + RDS (\u3068\u3044\u3046\u304b AppSync + Lambda) \u306f\u5272\u3068\u5236\u7d04\u304c\u53b3\u3057\u3044<\/ul>\n<\/li>\n<\/ul>\n<p>BatchInvoke \u304c 5 \u3064\u307e\u3067\u3057\u304b Batching \u3057\u3066\u304f\u308c\u306a\u3044\u305f\u3081 N+1 \u554f\u984c\u306b\u60a9\u307e\u3055\u308c\u308b<br \/>\n\u305f\u3060\u3057\u3001\u4ed6\u306e AWS \u30ea\u30bd\u30fc\u30b9\u3068\u306e\u9023\u643a\u306f\u697d\u3067\u826f\u3044<\/p>\n<p>GraphQL Code Generator \u306f TypeScript \u306e\u578b\u5b9a\u7fa9\u304c\u81ea\u52d5\u751f\u6210\u3067\u304d\u4fbf\u5229<\/p>\n<h2>\u6709\u4ec0\u4e48\u9650\u5236<\/h2>\n<p>\u5728\u6784\u5efaAPI\u670d\u52a1\u5668\u65f6\u7684\u8981\u6c42\u5982\u4e0b\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306f RDS \u3067\u3001MySQL 5.7 \u3092\u5229\u7528\u3057\u3066\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>JSON \u578b\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u3044\u308b<\/p>\n<p>RDS \u306e\u30c6\u30fc\u30d6\u30eb\u5b9a\u7fa9\u304c\u3057\u3063\u304b\u308a\u3068\u56fa\u307e\u3063\u3066\u3044\u306a\u3044 (\u5225\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u9032\u884c\u4e2d)<br \/>\n\u793e\u5185\u5411\u3051 API \u3067\u3042\u308a\u3001\u8ca0\u8377\u306f\u305d\u3053\u307e\u3067\u9ad8\u304f\u306a\u3089\u306a\u3044<\/p>\n<h2>\u9009\u62e9\u5728 GraphQL \u670d\u52a1\u5668\u4e2d\u91c7\u7528\u54ea\u79cd\u5b9e\u73b0\u3002<\/h2>\n<p>GraphQL \u7684\u670d\u52a1\u5668\u5b9e\u73b0\u56e0\u8bed\u8a00\u4e0d\u540c\u800c\u5404\u6709\u4e0d\u540c\uff0c\u53ef\u4ee5\u5728 graphql.org \u6216 awesome-graphql \u7b49\u5730\u65b9\u627e\u5230\u5f88\u591a\u4ecb\u7ecd\u3002\u6211\u4eec\u51b3\u5b9a\u91c7\u7528 TypeScript \u4f5c\u4e3a\u8bed\u8a00\uff0c\u5e76\u5bf9\u670d\u52a1\u5668\u5b9e\u73b0\u611f\u5230\u56f0\u60d1\uff0c\u4e0d\u77e5\u9053\u662f\u9009\u62e9 Apollo \u8fd8\u662f AWS AppSync\u3002\u4f46\u7531\u4e8e\u5468\u56f4\u6709\u5f88\u591a\u4f7f\u7528 AWS \u8d44\u6e90\u7684\u670d\u52a1\uff0c\u6211\u4eec\u51b3\u5b9a\u9996\u5148\u5c1d\u8bd5\u540e\u8005\uff0c\u56e0\u4e3a\u5b83\u770b\u8d77\u6765\u6709\u8f83\u597d\u7684\u534f\u4f5c\u548c\u652f\u6301\u3002<\/p>\n<p>\u6b64\u5916\uff0cPrisma \u63d0\u4f9b\u7684 Prisma Server \u4e5f\u770b\u8d77\u6765\u5f88\u4e0d\u9519\uff0c\u53ef\u4ee5\u51e0\u4e4e\u4e0d\u5199\u4ee3\u7801\uff0c\u53ea\u9700\u63d0\u4f9b GraphQL \u6a21\u5f0f\u5373\u53ef\u542f\u52a8 GraphQL \u670d\u52a1\u5668\u3002\u4f46\u662f\uff0c\u76ee\u524d\uff08\u622a\u81f32018\u5e7412\u6708\uff09\uff0c\u5b83\u65e0\u6cd5\u4e0e\u73b0\u6709\u7684 MySQL \u670d\u52a1\u5668\u517c\u5bb9\uff0c\u6240\u4ee5\u6211\u4eec\u51b3\u5b9a\u6682\u65f6\u6401\u7f6e\u3002<\/p>\n<h3>AWS AppSync \u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u8fd9\u662f AWS \u63d0\u4f9b\u7684\u5168\u6258\u7ba1 GraphQL \u670d\u52a1\uff0c\u5177\u6709\u5b9e\u65f6\u6570\u636e\u540c\u6b65\u548c\u79bb\u7ebf\u540c\u6b65\u7684\u7279\u70b9\u3002\u7531\u4e8e\u662f\u5168\u6258\u7ba1\u670d\u52a1\uff0c\u65e0\u9700\u62c5\u5fc3\u6269\u5c55\u6027\u548c\u7ba1\u7406\u95ee\u9898\uff0c\u5e76\u4e14\u6613\u4e8e\u4e0e\u5176\u4ed6 AWS \u670d\u52a1\u8fdb\u884c\u96c6\u6210\uff0c\u8fd9\u662f\u5176\u4f18\u70b9\u3002<\/p>\n<blockquote><p>20180523 AWS\u9ed1\u5e26\u7ebf\u4e0a\u7814\u8ba8\u4f1a AWS AppSync<\/p><\/blockquote>\n<h3>\u5982\u4f55\u5c06AWS AppSync\u4e0eRDS\u7ed3\u5408\u4f7f\u7528<\/h3>\n<p>\u5728AWS AppSync\u4e2d\uff0c\u5c06\u4f5c\u4e3a\u540e\u7aef\u7684\u6570\u636e\u5b58\u50a8\u79f0\u4e3a\u6570\u636e\u6e90\u3002\u76ee\u524d\uff08\u622a\u81f32018\/12\uff09\uff0c\u53ef\u4ee5\u4f5c\u4e3a\u6570\u636e\u6e90\u7684\u6709DynamoDB\u3001AWS Lambda\u3001Amazon Elasticsearch Service\u3001GraphQL\u7b49\uff0c\u5e76\u4e3a\u6bcf\u4e2a\u63d0\u4f9b\u4e86\u76f8\u5e94\u7684\u6559\u7a0b\u3002\u7136\u800c\uff0c\u6682\u65f6\u8fd8\u6ca1\u6709\u76f4\u63a5\u652f\u6301RDS\uff08Serverless Aurora\u5219\u6700\u8fd1\u5ba3\u5e03\u63d0\u4f9b\u652f\u63011\uff09\u3002<\/p>\n<p>\u7531\u4e8eLambda\u662f\u652f\u6301\u7684\u6570\u636e\u6e90\uff0c\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7Lambda\u6765\u8bbf\u95eeRDS\u3002\u5728\u5b98\u65b9\u63d0\u4f9b\u7684AppSync\u793a\u4f8b\u9879\u76ee\u201cBlog App 2\u201d\u4e2d\uff0c\u4e5f\u4f7f\u7528\u4e86Lambda\u548cRDS\u7684\u7ec4\u5408\u3002\u5982\u679c\u60f3\u8981\u4f7f\u7528RDS\uff0c\u4f46\u53c8\u65e0\u6cd5\u4f7f\u7528Serverless Aurora\uff0c\u90a3\u4e48\u5c06\u5176\u4e0eLambda\u7ed3\u5408\u4f7f\u7528\u4f3c\u4e4e\u662f\u4e00\u4e2a\u597d\u9009\u62e9\uff08\u9700\u8981\u6ce8\u610fLambda + RDS\u6709\u4e00\u4e9b\u9650\u5236\uff09\u3002<\/p>\n<h2>\u5f00\u53d1<\/h2>\n<h3>Lambda\u6a5f\u5668: \u5beb\u4ec0\u9ebc\u5167\u5bb9\uff1f<\/h3>\n<p>\u5728AWS AppSync\u4e2d\uff0c\u6211\u4eec\u4ee5\u6bcf\u4e2a\u89e3\u6790\u5668\u4e3a\u5355\u4f4d\uff0c\u901a\u8fc7\u5b9a\u4e49\u89e3\u6790\u5668\u6620\u5c04\u6a21\u677f\u6765\u5b9a\u4e49\u8bf7\u6c42\/\u54cd\u5e94\u5bf9\u3002\u8fd9\u4e9b\u6a21\u677f\u7528\u4e8e\u5b9a\u4e49\u4ece\u6570\u636e\u6e90\u83b7\u53d6\u7684\u6570\u636e\u4e0eGraphQL\u5b9a\u4e49\u7684\u7c7b\u578b\u4e4b\u95f4\u7684\u6620\u5c04\uff0c\u5e76\u4f7f\u7528Apache Velocity\u8fdb\u884c\u7f16\u5199\u3002<br \/>\n\u5728\u793a\u4f8b\u9879\u76ee\u4e2d\u7684Blog App\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u8bf7\u6c42\u6620\u5c04\u6a21\u677f\u6765\u7ec4\u88c5SQL\u67e5\u8be2\uff0c\u5e76\u5c06\u5176\u53d1\u9001\u5230Lambda\uff0cLambda\u4f1a\u6267\u884c\u5e76\u8fd4\u56de\u7ed3\u679c\u5230RDS\uff0c\u7136\u540e\u4f7f\u7528\u54cd\u5e94\u6620\u5c04\u6a21\u677f\u6267\u884c\u4e0eGraphQL\u5b9a\u4e49\u76f8\u7b26\u7684\u8f6c\u6362\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d81a4913a08637a6adb4a\/18-0.png\" alt=\"image.png\" \/><\/div>\n<p>\u672c\u6765\u7684\u8bdd\uff0cLambda\u5e94\u8be5\u4f5c\u4e3a\u4e00\u4e2a\u4ec5\u7528\u4e8e\u5411RDS\u67e5\u8be2\u5e76\u8fd4\u56de\u7ed3\u679c\u7684\u5c42\uff0c\u5e76\u4e14GraphQL\/MySQL\u4e4b\u95f4\u7684\u6620\u5c04\u5e94\u8be5\u5728\u6620\u5c04\u6a21\u677f\u4e2d\u8fdb\u884c\u8bb0\u5f55\u624d\u662f\u6b63\u786e\u7684\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u4ee5\u4e0b\u539f\u56e0\uff0c\u6211\u4eec\u51b3\u5b9a\u5728Lambda\u7aef\u5305\u62ec\u67e5\u8be2\u7684\u751f\u6210\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u751f\u306e\u30af\u30a8\u30ea\u3092\u66f8\u304b\u305a\u306b\u30af\u30a8\u30ea\u30d3\u30eb\u30c0\u3084 ORM \u3092\u4f7f\u3063\u3066\u697d\u3092\u3057\u305f\u3044<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u91cf\u3092\u6e1b\u3089\u3057\u3064\u3064\u9759\u7684\u89e3\u6790\u306e\u6069\u6075\u3092\u53d7\u3051\u308b\u305f\u3081\u306b\u3001\u30b3\u30fc\u30c9\u306e\u81ea\u52d5\u751f\u6210\u3092\u6d3b\u7528\u3057\u305f\u3044<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">AppSync \u4ee5\u5916\u306b\u79fb\u884c\u3059\u308b\u4e8b\u306b\u306a\u3063\u305f\u5834\u5408\u306b\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u4f7f\u3044\u56de\u305b\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u305f\u3044<\/ul>\n<\/li>\n<\/ul>\n<p>\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u306a\u3089\u4ed6\u306b\u4f7f\u3044\u307e\u308f\u3057\u3066\u8272\u3005\u3068\u691c\u8a3c\u3067\u304d\u305f\u3089\u3068\u3044\u3046\u8003\u3048<\/p>\n<p>\u5728\u89e3\u6790\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u9009\u62e9\u662f\u5426\u4e3a\u6bcf\u4e2a\u89e3\u6790\u5668\u4f7f\u7528Lambda\uff0c\u6216\u8005\u5728\u6240\u6709\u89e3\u6790\u5668\u4e4b\u95f4\u5171\u4eab\u4e00\u4e2aLambda\u3002\u6bcf\u4e2a\u9009\u9879\u90fd\u6709\u5176\u4f18\u7f3a\u70b9\uff0c\u4f46\u8003\u8651\u5230\u4ee3\u7801\u7ba1\u7406\u548c\u91cd\u7528\u6027\u7684\u4fbf\u5229\u6027\uff0c\u6211\u4eec\u51b3\u5b9a\u5728\u6240\u6709\u89e3\u6790\u5668\u4e2d\u5171\u4eab\u4e00\u4e2aLambda\u3002<\/p>\n<blockquote><p>\u6539\u5584\u60a8\u7684GraphQL API\u7684\u5341\u4e2a\u6280\u5de7\u548c\u6280\u5de7\uff08MOB401\uff09- AWS re:Invent 2018<\/p><\/blockquote>\n<h3>Lambda: \u5982\u4f55\u4e66\u5199<\/h3>\n<p>\u5728\u63cf\u8ff0\u89e3\u6790\u5668\u65f6\uff0c\u9700\u8981\u7684\u4fe1\u606f\u90fd\u4fdd\u5b58\u5728 $context \u53d8\u91cf\u4e2d\uff0c\u6240\u4ee5\u5c06\u5176\u8f6c\u6362\u4e3a JSON\uff0c\u5e76\u4f5c\u4e3a Payload \u4f20\u9012\u7ed9 Lambda \u5c31\u53ef\u4ee5\u4e86\u3002\u4f46\u662f\uff0c\u4e3a\u4e86\u5c06\u5f53\u524d\u8fd0\u884c\u7684\u89e3\u6790\u5668\u4f20\u9012\u7ed9 Lambda\uff0c\u6211\u4eec\u8fd8\u51b3\u5b9a\u4e00\u8d77\u4f20\u9012\u4e00\u4e2a\u53ef\u4ee5\u552f\u4e00\u8bc6\u522b\u89e3\u6790\u5668\u7684\u503c\uff08\u5728\u4e0b\u9762\u7684\u793a\u4f8b\u4e2d\u662f query.item\uff09\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"p\">{<\/span>\r\n    <span class=\"dl\">\"<\/span><span class=\"s2\">version<\/span><span class=\"dl\">\"<\/span> <span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">2017-02-28<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">\"<\/span><span class=\"s2\">operation<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">Invoke<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"dl\">\"<\/span><span class=\"s2\">payload<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"p\">{<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">resolve<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">query.item<\/span><span class=\"dl\">\"<\/span><span class=\"p\">,<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">context<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"nx\">$utils<\/span><span class=\"p\">.<\/span><span class=\"nx\">toJson<\/span><span class=\"p\">(<\/span><span class=\"nx\">$context<\/span><span class=\"p\">)<\/span> <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728Lambda\u4e2d\uff0c\u6211\u4eec\u63a5\u6536\u5230\u8fd9\u4e2a\u53c2\u6570\uff0c\u5e76\u53c2\u8003context.arguments\u53d8\u91cf\u6765\u5b58\u50a8\u5177\u6709\u53c2\u6570\u7684\u89e3\u6790\u5668\u7684\u503c\uff0c\u4ee5\u53ca\u53c2\u8003context.source\u53d8\u91cf\u6765\u5b58\u50a8\u5b58\u5728\u4e0a\u7ea7\u89e3\u6790\u5668\u7684\u503c\u3002\u7136\u540e\u6267\u884c\u9002\u5f53\u7684\u67e5\u8be2\u5e76\u8fd4\u56de\u503c\u3002\u4ee5\u4e0b\u662f\u4ee3\u7801\u7247\u6bb5\uff0c\u5c06\u89e3\u6790\u5668\u7684\u6807\u8bc6\u7b26\u4e0e\u6267\u884c\u67e5\u8be2\u7684\u51fd\u6570\u8fdb\u884c\u5173\u8054\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">async<\/span> <span class=\"kd\">function<\/span> <span class=\"nx\">getItem<\/span> <span class=\"p\">(<\/span><span class=\"nx\">src<\/span><span class=\"p\">,<\/span> <span class=\"nx\">args<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n   <span class=\"k\">return<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">knex<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">item<\/span><span class=\"dl\">'<\/span><span class=\"p\">)<\/span>\r\n     <span class=\"p\">.<\/span><span class=\"nx\">where<\/span><span class=\"p\">(<\/span><span class=\"dl\">'<\/span><span class=\"s1\">id<\/span><span class=\"dl\">'<\/span><span class=\"p\">,<\/span> <span class=\"nx\">args<\/span><span class=\"p\">.<\/span><span class=\"nx\">id<\/span><span class=\"p\">)<\/span>\r\n     <span class=\"p\">.<\/span><span class=\"nx\">first<\/span><span class=\"p\">();<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"kd\">const<\/span> <span class=\"nx\">resolvers<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"dl\">\"<\/span><span class=\"s2\">query.item<\/span><span class=\"dl\">\"<\/span><span class=\"p\">:<\/span> <span class=\"nx\">getItem<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"c1\">\/\/ ...<\/span>\r\n<span class=\"p\">};<\/span>\r\n\r\n<span class=\"nx\">module<\/span><span class=\"p\">.<\/span><span class=\"nx\">exports<\/span><span class=\"p\">.<\/span><span class=\"nx\">handler<\/span> <span class=\"o\">=<\/span> <span class=\"k\">async<\/span> <span class=\"p\">(<\/span><span class=\"nx\">event<\/span><span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">id<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">event<\/span><span class=\"p\">.<\/span><span class=\"nx\">resolve<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">source<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">event<\/span><span class=\"p\">.<\/span><span class=\"nx\">context<\/span><span class=\"p\">.<\/span><span class=\"nx\">source<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">args<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">event<\/span><span class=\"p\">.<\/span><span class=\"nx\">context<\/span><span class=\"p\">.<\/span><span class=\"nx\">arguments<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"kd\">const<\/span> <span class=\"nx\">result<\/span> <span class=\"o\">=<\/span> <span class=\"k\">await<\/span> <span class=\"nx\">resolvers<\/span><span class=\"p\">[<\/span><span class=\"nx\">id<\/span><span class=\"p\">](<\/span><span class=\"nx\">source<\/span><span class=\"p\">,<\/span> <span class=\"nx\">args<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"k\">return<\/span> <span class=\"nx\">result<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">};<\/span>\r\n<\/code><\/pre>\n<p>\u54cd\u5e94\u6620\u5c04\u6a21\u677f\u4ec5\u4ec5\u662f\u5c06\u5176\u7b80\u5355\u8f6c\u6362\u4e3aJSON\u5bf9\u8c61\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nx\">$util<\/span><span class=\"p\">.<\/span><span class=\"nx\">toJson<\/span><span class=\"p\">(<\/span><span class=\"nx\">$context<\/span><span class=\"p\">.<\/span><span class=\"nx\">result<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u4e4b\u540e\u4f1a\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u6211\u4eec\u51b3\u5b9a\u5728CloudFormation\u4e2d\u8fdb\u884c\u8bf7\u6c42\/\u54cd\u5e94\u6620\u5c04\u6a21\u677f\u7684\u7f16\u5199\uff0c\u5e76\u4f7f\u7528AWS SAM\u5bf9Lambda\u8fdb\u884c\u6253\u5305\u548c\u90e8\u7f72\u3002<\/p>\n<h3>\u9009\u9879\uff1a\u5229\u7528\u4ee3\u7801\u81ea\u52a8\u751f\u6210<\/h3>\n<p>\u8fd9\u91cc\u6211\u4eec\u5c31\u987a\u4fbf\u4ecb\u7ecd\u4e00\u4e0b\u81ea\u52a8\u751f\u6210\u4ee3\u7801\u7684\u529f\u80fd\u3002\u5173\u4e8e GraphQL \u76f8\u5173\u7684\u4ee3\u7801\u81ea\u52a8\u751f\u6210\u5de5\u5177\u6709\u51e0\u79cd\uff0c\u8fd9\u6b21\u6211\u8bd5\u7528\u4e86\u4e00\u4e2a\u53eb GraphQL Code Generator \u7684\u5de5\u5177\u3002GraphQL Code Generator \u53ef\u4ee5\u6839\u636e GraphQL Schema \u81ea\u52a8\u751f\u6210 TypeScript \u4ee3\u7801\uff0c\u800c\u4e14\u9488\u5bf9\u4e0d\u540c\u7684\u751f\u6210\u4ee3\u7801\u7c7b\u578b\uff0c\u8fd8\u63d0\u4f9b\u4e86\u5404\u79cd\u63d2\u4ef6\u4f9b\u7528\u6237\u81ea\u7531\u7ec4\u5408\uff0c\u8fd9\u662f\u5b83\u7684\u7279\u70b9\u4e4b\u4e00\u3002<\/p>\n<p>\u5728\u7248\u672c 0.14.5 \u4e2d\uff0c\u53ef\u4ee5\u6309\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u4f7f\u7528\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">type<\/span> <span class=\"n\">Item<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"n\">id<\/span><span class=\"p\">:<\/span> <span class=\"nb\">ID<\/span><span class=\"p\">!<\/span>\r\n  <span class=\"n\">name<\/span><span class=\"p\">:<\/span> <span class=\"nb\">String<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">type<\/span> <span class=\"n\">Query<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"n\">item<\/span><span class=\"p\">(<\/span><span class=\"n\">id<\/span><span class=\"p\">:<\/span> <span class=\"nb\">ID<\/span><span class=\"p\">!):<\/span> <span class=\"n\">Item<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code><span class=\"na\">schema<\/span><span class=\"pi\">:<\/span> <span class=\"s\">.\/schema.graphql<\/span>\r\n<span class=\"na\">overwrite<\/span><span class=\"pi\">:<\/span> <span class=\"no\">true<\/span>\r\n<span class=\"na\">generates<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"s\">.\/types.ts<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">plugins<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"na\">add<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"pi\">-<\/span> <span class=\"s\">\/* tslint:disable *\/<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">typescript-common<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">typescript-server<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">typescript-resolvers<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u51c6\u5907\u597d\u4e0a\u8ff0\u5185\u5bb9\u540e\uff0c\u5b89\u88c5\u5e76\u6267\u884c\u5404\u9879\u64cd\u4f5c\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"nv\">$ <\/span>yarn add <span class=\"nt\">-D<\/span> <span class=\"se\">\\<\/span>\r\n    graphql <span class=\"se\">\\<\/span>\r\n    graphql-code-generator <span class=\"se\">\\<\/span>\r\n    graphql-codegen-typescript-resolvers <span class=\"se\">\\<\/span>\r\n    graphql-codegen-typescript-common <span class=\"se\">\\<\/span>\r\n    graphql-codegen-typescript-server <span class=\"se\">\\<\/span>\r\n    graphql-codegen-add\r\n<span class=\"nv\">$ <\/span>yarn gql-gen <span class=\"nt\">--config<\/span> gql-gen.yml\r\n<\/code><\/pre>\n<p>\u751f\u6210\u7684\u4ee3\u7801\u5982\u4e0b\u3002\u76ee\u524d\uff0c\u4ee3\u7801\u57fa\u672c\u4e0a\u662f\u6839\u636e\u63d2\u4ef6\u7684\u5e94\u7528\u987a\u5e8f\u751f\u6210\u7684\u3002\u53ea\u80fd\u5e94\u7528\u6240\u9700\u7684\u63d2\u4ef6\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u591a\u4e2a\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b9a\u4e49\u5e94\u7528\u4e86\u4e0d\u540c\u63d2\u4ef6\u7684\u4e0d\u540c\u81ea\u52a8\u751f\u6210\u6587\u4ef6\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cm\">\/* tslint:disable *\/<\/span>\r\n\r\n<span class=\"c1\">\/\/ ====================================================<\/span>\r\n<span class=\"c1\">\/\/ Types<\/span>\r\n<span class=\"c1\">\/\/ ====================================================<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">Query<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">item<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">Item<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">Item<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">;<\/span>\r\n\r\n  <span class=\"nl\">name<\/span><span class=\"p\">?:<\/span> <span class=\"kr\">string<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"c1\">\/\/ ====================================================<\/span>\r\n<span class=\"c1\">\/\/ Arguments<\/span>\r\n<span class=\"c1\">\/\/ ====================================================<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">ItemQueryArgs<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"nl\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">import<\/span> <span class=\"p\">{<\/span> <span class=\"nx\">GraphQLResolveInfo<\/span><span class=\"p\">,<\/span> <span class=\"nx\">GraphQLScalarTypeConfig<\/span> <span class=\"p\">}<\/span> <span class=\"k\">from<\/span> <span class=\"dl\">\"<\/span><span class=\"s2\">graphql<\/span><span class=\"dl\">\"<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"kd\">type<\/span> <span class=\"nx\">Resolver<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Result<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Parent<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{},<\/span> <span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{},<\/span> <span class=\"nx\">Args<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"p\">(<\/span>\r\n  <span class=\"nx\">parent<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Parent<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nx\">args<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Args<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nx\">context<\/span><span class=\"p\">:<\/span> <span class=\"nx\">Context<\/span><span class=\"p\">,<\/span>\r\n  <span class=\"nx\">info<\/span><span class=\"p\">:<\/span> <span class=\"nx\">GraphQLResolveInfo<\/span>\r\n<span class=\"p\">)<\/span> <span class=\"o\">=&gt;<\/span> <span class=\"nb\">Promise<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Result<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">|<\/span> <span class=\"nx\">Result<\/span><span class=\"p\">;<\/span>\r\n\r\n<span class=\"cm\">\/* \u4e2d\u7565 *\/<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"k\">namespace<\/span> <span class=\"nx\">QueryResolvers<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">Resolvers<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{},<\/span> <span class=\"nx\">TypeParent<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">item<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">ItemResolver<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Item<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">,<\/span> <span class=\"nx\">TypeParent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">export<\/span> <span class=\"kd\">type<\/span> <span class=\"nx\">ItemResolver<\/span><span class=\"o\">&lt;<\/span>\r\n    <span class=\"nx\">R<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Item<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">Parent<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{},<\/span>\r\n    <span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span>\r\n  <span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Resolver<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">R<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Parent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span><span class=\"p\">,<\/span> <span class=\"nx\">ItemArgs<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">ItemArgs<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nl\">id<\/span><span class=\"p\">:<\/span> <span class=\"kr\">string<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">export<\/span> <span class=\"k\">namespace<\/span> <span class=\"nx\">ItemResolvers<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"k\">export<\/span> <span class=\"kr\">interface<\/span> <span class=\"nx\">Resolvers<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{},<\/span> <span class=\"nx\">TypeParent<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Item<\/span><span class=\"o\">&gt;<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"nx\">id<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">IdResolver<\/span><span class=\"o\">&lt;<\/span><span class=\"kr\">string<\/span><span class=\"p\">,<\/span> <span class=\"nx\">TypeParent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n\r\n    <span class=\"nl\">name<\/span><span class=\"p\">?:<\/span> <span class=\"nx\">NameResolver<\/span><span class=\"o\">&lt;<\/span><span class=\"kr\">string<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">,<\/span> <span class=\"nx\">TypeParent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"k\">export<\/span> <span class=\"kd\">type<\/span> <span class=\"nx\">IdResolver<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">R<\/span> <span class=\"o\">=<\/span> <span class=\"kr\">string<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Parent<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Item<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span><span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Resolver<\/span><span class=\"o\">&lt;<\/span>\r\n    <span class=\"nx\">R<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">Parent<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">Context<\/span>\r\n  <span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"k\">export<\/span> <span class=\"kd\">type<\/span> <span class=\"nx\">NameResolver<\/span><span class=\"o\">&lt;<\/span>\r\n    <span class=\"nx\">R<\/span> <span class=\"o\">=<\/span> <span class=\"kr\">string<\/span> <span class=\"o\">|<\/span> <span class=\"kc\">null<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">Parent<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Item<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"nx\">Context<\/span> <span class=\"o\">=<\/span> <span class=\"p\">{}<\/span>\r\n  <span class=\"o\">&gt;<\/span> <span class=\"o\">=<\/span> <span class=\"nx\">Resolver<\/span><span class=\"o\">&lt;<\/span><span class=\"nx\">R<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Parent<\/span><span class=\"p\">,<\/span> <span class=\"nx\">Context<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"cm\">\/* \u4e2d\u7565 *\/<\/span>\r\n<\/code><\/pre>\n<h2>\u90e8\u7f72<\/h2>\n<p>\u6211\u5728\u90e8\u7f72AWS AppSync\u65f6\u4f7f\u7528\u4e86CloudFormation\uff0c\u5728\u90e8\u7f72Lambda\u51fd\u6570\u65f6\u5355\u72ec\u4f7f\u7528\u4e86AWS SAM\u3002\u5c06\u6a21\u677f\u5206\u5f00\u7684\u539f\u56e0\u662f\u8003\u8651\u5230\u540e\u7eed\u53ef\u80fd\u9700\u8981\u5bf9\u67e5\u8be2\u6027\u80fd\u8fdb\u884c\u8c03\u4f18\u7b49\u60c5\u51b5\uff0c\u53ef\u80fd\u53ea\u60f3\u66ff\u6362Lambda\u90e8\u5206\u3002<\/p>\n<p>Lambda\u5355\u72ec\u4f7f\u7528\u6ca1\u6709\u7279\u522b\u56f0\u96be\uff0c\u6211\u53ea\u662f\u7a0d\u5fae\u6d89\u53ca\u4e86\u4e00\u4e0bAppSync\u65b9\u9762\u5728CloudFormation\u4e2d\u7684\u90e8\u7f72\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8981\u70b9\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30ea\u30af\u30a8\u30b9\u30c8\/\u30ec\u30b9\u30dd\u30f3\u30b9\u30de\u30c3\u30d4\u30f3\u30b0\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306f\u76f4\u66f8\u304d<\/ul>\n<\/li>\n<\/ul>\n<p>\u5916\u90e8\u304b\u3089\u30c6\u30ad\u30b9\u30c8\u3092\u57cb\u3081\u8fbc\u3080\u65b9\u6cd5\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u306e\u3067<br \/>\n\u30de\u30c3\u30d4\u30f3\u30b0\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u30b4\u30ea\u30b4\u30ea\u304b\u304b\u306a\u3044\u306e\u3067\u7279\u306b\u554f\u984c\u306f\u306a\u3057<\/p>\n<p>GraphQL \u30b9\u30ad\u30fc\u30de\u5b9a\u7fa9\u306f\u3001S3 \u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u5f8c\u306b\u305d\u306e\u30d1\u30b9\u3092\u6307\u5b9a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/p>\n<p>GraphQLSchema \u306b\u306f S3 \u4e0a\u306e GraphQL \u30b9\u30ad\u30fc\u30de\u3092\u8aad\u307f\u53d6\u308b DefinitionS3Location \u3068\u3044\u3046\u9805\u76ee\u304c\u3042\u308b\u306e\u3067\u3001S3 \u30d0\u30b1\u30c3\u30c8\u306b\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u305f\u306e\u3061\u306b\u3001\u305d\u306e\u30d1\u30b9\u3092 Parameter \u3068\u3057\u3066 CloudFormation \u306e\u30c7\u30d7\u30ed\u30a4\u6642\u306b\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u308b<\/p>\n<p>\u5c55\u793a\u90e8\u5206\u6a21\u677f\uff0c\u5177\u4f53\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"na\">AWSTemplateFormatVersion<\/span><span class=\"pi\">:<\/span> <span class=\"s1\">'<\/span><span class=\"s\">2010-09-09'<\/span>\r\n\r\n<span class=\"na\">Parameters<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">APIName<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">String<\/span>\r\n  <span class=\"na\">RDSLambdaArnValueName<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">String<\/span>\r\n  <span class=\"na\">GraphQLSchemaS3BucketLocation<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s\">String<\/span>\r\n\r\n<span class=\"na\">Resources<\/span><span class=\"pi\">:<\/span>\r\n  <span class=\"na\">SearchAPI<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">AWS::AppSync::GraphQLApi\"<\/span>\r\n    <span class=\"na\">Properties<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">Name<\/span><span class=\"pi\">:<\/span> <span class=\"kt\">!Sub<\/span> <span class=\"s\">${APIName}<\/span>\r\n      <span class=\"na\">AuthenticationType<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">API_KEY\"<\/span>\r\n\r\n  <span class=\"na\">SearchAPISchema<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">AWS::AppSync::GraphQLSchema\"<\/span>\r\n    <span class=\"na\">DependsOn<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">SearchAPI<\/span>\r\n    <span class=\"na\">Properties<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">ApiId<\/span><span class=\"pi\">:<\/span> <span class=\"kt\">!GetAtt<\/span> <span class=\"s\">SearchAPI.ApiId<\/span>\r\n      <span class=\"na\">DefinitionS3Location<\/span><span class=\"pi\">:<\/span> <span class=\"kt\">!Sub<\/span> <span class=\"s\">${GraphQLSchemaS3BucketLocation}<\/span>\r\n\r\n  <span class=\"na\">AppSyncRDSDataSource<\/span><span class=\"pi\">:<\/span>\r\n    <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">AWS::AppSync::DataSource\"<\/span>\r\n    <span class=\"na\">DependsOn<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"pi\">-<\/span> <span class=\"s\">SearchAPI<\/span>\r\n    <span class=\"na\">Properties<\/span><span class=\"pi\">:<\/span>\r\n      <span class=\"na\">ApiId<\/span><span class=\"pi\">:<\/span> <span class=\"kt\">!GetAtt<\/span> <span class=\"s\">SearchAPI.ApiId<\/span>\r\n      <span class=\"na\">Name<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">RDSDataSource\"<\/span>\r\n      <span class=\"na\">Type<\/span><span class=\"pi\">:<\/span> <span class=\"s2\">\"<\/span><span class=\"s\">AWS_LAMBDA\"<\/span>\r\n      <span class=\"na\">ServiceRoleArn<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">Ref<\/span><span class=\"pi\">:<\/span> <span class=\"s\">AppSyncRDSServiceRole<\/span>\r\n      <span class=\"na\">LambdaConfig<\/span><span class=\"pi\">:<\/span>\r\n        <span class=\"na\">LambdaFunctionArn<\/span><span class=\"pi\">:<\/span>\r\n          <span class=\"s\">Fn::ImportValue:<\/span>\r\n            <span class=\"s\">!Ref RDSLambdaArnValueName<\/span>\r\n<\/code><\/pre>\n<h2>\u5c1d\u8bd5\u4f7f\u7528AWS AppSync\u3002<\/h2>\n<h3>\u597d\u5730\u65b9<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u5f93\u91cf\u8ab2\u91d1\u5236\u306a\u306e\u3067\u304a\u624b\u8efd<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30d5\u30eb\u30de\u30cd\u30fc\u30b8\u30c9\u30b5\u30fc\u30d3\u30b9\u306a\u306e\u3067\u3001\u7ba1\u7406\u3084\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3092\u6c17\u306b\u305b\u305a\u306b\u5229\u7528\u3067\u304d\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4ed6\u306e AWS \u30ea\u30bd\u30fc\u30b9\u3068\u306e\u9023\u643a\u304c\u5bb9\u6613<\/ul>\n<\/li>\n<\/ul>\n<p>\u4e00\u90e8\u306e\u30ea\u30be\u30eb\u30d0\u3092 Elasticsearch Service \u304b\u3089\u5229\u7528\u3057\u305f\u3044\u5834\u5408\u306a\u3069\u306b\u6709\u7528<br \/>\nDynamoDB \u3092\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3068\u3059\u308b\u3068\u3001GraphQL \u30b9\u30ad\u30fc\u30de\u306e\u81ea\u52d5\u751f\u6210\u304c\u6d3b\u7528\u3067\u304d\u308b<br \/>\n\u8a8d\u8a3c\u65b9\u6cd5\u304c\u8c4a\u5bcc\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u308b<\/p>\n<p>Cognito, IAM Role, API Key,&#8230;<br \/>\nCognito \u3092\u5229\u7528\u3059\u308b\u3068\u4e00\u77ac\u3067\u8a8d\u8a3c\u6a5f\u80fd\u304c\u4f5c\u308c\u3066\u3068\u3066\u3082\u4fbf\u5229<\/p>\n<p>AWS \u30b3\u30f3\u30bd\u30fc\u30eb\u306e AppSync \u306e\u753b\u9762\u304b\u3089\u5373\u5ea7\u306b API \u3092\u53e9\u3044\u3066\u7d50\u679c\u3092\u78ba\u8a8d\u3067\u304d\u308b<\/p>\n<h3>\u9650\u5236\u7b49<\/h3>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30af\u30a8\u30ea\u5b9f\u884c\u6642\u9593\u304c 30 \u79d2\u7b49\u306e \u5404\u7a2e\u5236\u9650<\/ul>\n<\/li>\n<\/ul>\n<p>\u30e6\u30fc\u30b6\u72ec\u81ea\u306e\u30b9\u30ab\u30e9\u30fc\u578b\u304c\u5229\u7528\u3067\u304d\u306a\u3044<\/p>\n<p>AppSync \u306b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u72ec\u81ea\u306e\u30b9\u30ab\u30e9\u30fc\u578b \u304c\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u30e6\u30fc\u30b6\u72ec\u81ea\u306e\u30b9\u30ab\u30e9\u30fc\u578b\u306f\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u306a\u3044\u3088\u3046\u3067\u3001\u305d\u306e\u3088\u3046\u306a\u5b9a\u7fa9\u3092\u542b\u3093\u3060\u30b9\u30ad\u30fc\u30de\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3068\u30a8\u30e9\u30fc\u3068\u306a\u308a\u307e\u3059<\/p>\n<p>GraphQL \u30b9\u30ad\u30fc\u30de\u306b\u554f\u984c\u304c\u3042\u3063\u305f\u5834\u5408\u306e\u30a8\u30e9\u30fc\u6587\u8a00\u304c\u308f\u304b\u308a\u306b\u304f\u3044<\/p>\n<p>CloudFormation \u7d4c\u7531\u3067 GraphQL \u30b9\u30ad\u30fc\u30de\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305f\u969b\u3001\u578b\u5468\u308a\u306e\u30a8\u30e9\u30fc\u3067\u3082 Schema Creation Status is FAILED with details: Failed to parse schema document &#8211; ensure it&#8217;s a valid SDL-formatted document. \u3068\u3044\u3063\u305f\u6587\u8a00\u3067\u6e08\u307e\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059<br \/>\nGraphQL \u30b9\u30ad\u30fc\u30de\u306e\u554f\u984c\u3092\u767a\u898b\u3059\u308b\u305f\u3081\u306b\u3001\u4f55\u304b\u3057\u3089\u306e linter \u3092\u5c0e\u5165\u3057\u3066\u304a\u304f\u3068\u826f\u3044\u3067\u3057\u3087\u3046\u3002\u73fe\u5728\u306f\u3068\u308a\u3042\u3048\u305a \u3053\u3061\u3089 \u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059<\/p>\n<p>Batch Invoke \u304c\u6700\u5927 5 \u3064\u307e\u3067\u3057\u304b Batching \u3057\u3066\u304f\u308c\u306a\u3044<\/p>\n<p>\u5f8c\u8ff0<\/p>\n<h3>\u5728Lambda\u6570\u636e\u6e90\u4e0a\u7684BatchInvoke\u9650\u5236<\/h3>\n<p>\u8be6\u7ec6\u4fe1\u606f\u53ef\u4ee5\u5728\u6587\u6863\u4e2d\u627e\u5230\uff0c\u4f46\u5728Lambda\u6570\u636e\u6e90\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528BatchInvoke\u8c03\u7528\u65b9\u6cd5\u6765\u89e3\u51b3N+1\u95ee\u9898\u3002\u8fd9\u610f\u5473\u7740\u5728GraphQL\u67e5\u8be2\u7684\u4e00\u6b21\u8bf7\u6c42\u4e2d\u5bf9\u540c\u4e00\u4e2a\u89e3\u6790\u5668\u8fdb\u884c\u591a\u6b21\u8c03\u7528\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u5c06\u5b83\u4eec\u5408\u5e76\u4e3a\u4e00\u4e2a\u8c03\u7528\uff08\u6279\u5904\u7406\uff09\u6765\u5b8c\u6210\u672c\u6765\u9700\u8981\u591a\u6b21\u6267\u884c\u7684Lambda\u51fd\u6570\u7684\u64cd\u4f5c\u3002\u9664\u4e86AppSync\u4e4b\u5916\uff0c\u8fd9\u4e2a\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528DataLoader\u7b49\u5e93\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<p>\u76ee\u524d\uff0cBatchInvoke\u6700\u591a\u53ea\u4f1a\u5904\u74065\u4e2a\u9879\u76ee\u3002\u8fd9\u9650\u5236\u76f8\u5f53\u4e25\u683c\u3002\u4e0b\u9762\u7684\u6587\u7ae0\u5927\u7ea6\u662f\u5728\u4eca\u5e74\u76848\u6708\u4efd\uff0c\u4f46\u81ea\u4ece\u6211\u4fdd\u5b58\u4e4b\u540e\uff0c\u770b\u8d77\u6765\u8fd9\u4e2a\u9650\u5236\u8fd8\u6ca1\u6709\u653e\u5bbd\u3002<\/p>\n<blockquote><p>AWS AppSync-\u610f\u60f3\u4e0d\u5230\u7684\u9009\u62e9<\/p><\/blockquote>\n<h2>\u7ed3\u675f<\/h2>\n<p>\u901a\u8fc7\u5f00\u59cb\u5b66\u4e60 GraphQL \u5e76\u8bd5\u7528 AppSync + RDS\uff0c\u6211\u4eec\u8fdb\u884c\u4e86\u4e00\u4e9b\u8bd5\u9a8c\u6027\u7684\u63a2\u7d22\u3002\u7531\u4e8e\u540e\u7aef\u5df2\u7ecf\u786e\u5b9a\u4f7f\u7528\u4e86 RDS\uff0c\u56e0\u6b64\u6211\u4eec\u8fdb\u884c\u4e86\u76f8\u5e94\u7684\u9002\u914d\u3002\u4f46\u5982\u679c\u540e\u7aef\u6570\u636e\u5b58\u50a8\u5177\u6709\u7075\u6d3b\u6027\uff0c\u90a3\u4e48\u4f7f\u7528 DynamoDB \u6216 Elasticsearch Service \u7b49\u53ef\u80fd\u4f1a\u66f4\u597d\u3002\u6216\u8005\uff0c\u5c1d\u8bd5\u8fc1\u79fb\u5230 Serverless Aurora \u4e5f\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\uff08Serverless Aurora \u7684 Data API \u76ee\u524d\u4f3c\u4e4e\u662f\u6d4b\u8bd5\u7248\uff09\u3002<br \/>\n\u6700\u7ec8\uff0c\u6211\u4eec\u5e76\u6ca1\u6709\u592a\u591a\u4f7f\u7528\u6620\u5c04\u6a21\u677f\uff0c\u800c\u662f\u5c06\u76f8\u5f53\u6570\u91cf\u7684\u4ee3\u7801\u7f16\u5199\u5230\u4e86 Lambda \u51fd\u6570\u4e2d\uff0c\u8fd9\u53ef\u80fd\u662f\u9700\u8981\u53cd\u601d\u7684\u5730\u65b9\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u7ee7\u7eed\u4f7f\u7528 AppSync \u7684\u597d\u5904\u662f\u4ec0\u4e48\u5462\uff1f\u53ef\u80fd\u6e90\u4e8e AWS \u751f\u6001\u7cfb\u7edf\u548c\u652f\u6301\u5427\u3002\u5c06\u591a\u4e2a\u6570\u636e\u6e90\u7ec4\u5408\u5728\u4e00\u8d77\u662f GraphQL \u9b45\u529b\u7684\u4e00\u90e8\u5206\uff0c\u800c\u8fd9\u5728 AWS \u8d44\u6e90\u4e0a\u80fd\u591f\u8f7b\u677e\u5b9e\u73b0\uff0c\u8fd9\u786e\u5b9e\u5f88\u597d\u3002<\/p>\n<p>\u6700\u4e25\u683c\u7684\u9650\u5236\u662f BatchInvoke \u7684\u6279\u5904\u7406\u9650\u5236\u6700\u591a\u4e3a 5 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