{"id":7316,"date":"2026-08-18T09:33:34","date_gmt":"2026-08-18T00:33:34","guid":{"rendered":"https:\/\/techfun.cc\/?p=7316"},"modified":"2026-08-18T09:33:34","modified_gmt":"2026-08-18T00:33:34","slug":"dynamodb-native-vector-search-overview","status":"publish","type":"post","link":"https:\/\/techfun.cc\/generative-ai\/dynamodb-native-vector-search-overview.html","title":{"rendered":"Amazon DynamoDB\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3068\u306f\u2015\u4ed5\u7d44\u307f\u3068\u4f7f\u3044\u3069\u3053\u308d\u3092\u89e3\u8aac"},"content":{"rendered":"<h3 id=\"section-1\" class=\"Heading Title Title--m\">\u306f\u3058\u3081\u306b<\/h3>\n<p>Amazon DynamoDB\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3068\u3057\u3066\u5229\u7528\u3057\u306a\u304c\u3089\u3001\u5546\u54c1\u691c\u7d22\u3084\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3\u3001AI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u9577\u671f\u8a18\u61b6\u306a\u3069\u306b\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3092\u8ffd\u52a0\u3059\u308b\u5834\u5408\u3001\u3053\u308c\u307e\u3067\u306fAmazon OpenSearch Service\u3084Amazon Bedrock Knowledge Bases\u306a\u3069\u306e\u691c\u7d22\u57fa\u76e4\u3092\u5225\u306b\u7528\u610f\u3059\u308b\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3057\u305f\u3002DynamoDB\u306e\u30c7\u30fc\u30bf\u3092\u5225\u30b5\u30fc\u30d3\u30b9\u3078\u540c\u671f\u3059\u308b\u305f\u3081\u3001\u691c\u7d22\u57fa\u76e4\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u9023\u643a\u3068\u6574\u5408\u6027\u3082\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\n2026\u5e748\u67085\u65e5\u3001AWS\u306f<a href=\"https:\/\/aws.amazon.com\/blogs\/aws\/amazon-dynamodb-now-supports-real-time-vector-search-at-any-scale\/\" class=\"Ext\">Amazon DynamoDB\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22<\/a>\u3092\u4e00\u822c\u63d0\u4f9b\u3057\u307e\u3057\u305f\u3002\u30d9\u30af\u30c8\u30eb\u57cb\u3081\u8fbc\u307f\u3092\u901a\u5e38\u306e\u5c5e\u6027\u3068\u4e00\u7dd2\u306bDynamoDB\u3078\u4fdd\u5b58\u3057\u3001\u5c02\u7528\u306e\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u5bfe\u3057\u3066\u985e\u4f3c\u5ea6\u691c\u7d22\u3092\u5b9f\u884c\u3067\u304d\u308b\u6a5f\u80fd\u3067\u3059\u3002\u5225\u306e\u30d9\u30af\u30c8\u30eb\u30b9\u30c8\u30a2\u3078\u30c7\u30fc\u30bf\u3092\u8907\u88fd\u305b\u305a\u3001\u696d\u52d9\u30c7\u30fc\u30bf\u3068\u30d9\u30af\u30c8\u30eb\u3092\u540c\u3058\u30b5\u30fc\u30d3\u30b9\u3067\u6271\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001DynamoDB\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306b\u3088\u3063\u3066\u4f55\u304c\u5909\u308f\u308b\u306e\u304b\u3001\u6a5f\u80fd\u306e\u4ed5\u7d44\u307f\u3001\u4e3b\u306a\u7528\u9014\u3001\u4ed6\u306eAWS\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u4f7f\u3044\u5206\u3051\u3001\u8a2d\u8a08\u4e0a\u306e\u6ce8\u610f\u70b9\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u5b9f\u969b\u306bAWS \u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u30b3\u30f3\u30bd\u30fc\u30eb\u3067DynamoDB\u30c6\u30fc\u30d6\u30eb\u3068\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3001Python\u304b\u3089\u691c\u7d22\u3059\u308b\u624b\u9806\u306f\u6b21\u56de\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u524d\u63d0\u3068\u306a\u308b\u30a8\u30f3\u30d9\u30c7\u30a3\u30f3\u30b0\u306e\u4ed5\u7d44\u307f\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<a class=\"Internal-post\" href=\"https:\/\/techfun.cc\/generative-ai\/introduction-to-text-embedding.html\"><div class=\"Internal-post__thumb\" style=\"background: url(\/wp-content\/uploads\/2026\/01\/introduction-to-text-embedding-scaled.png) no-repeat; background-size: cover; background-position: 50% 50%;\"><\/div><div class=\"Internal-post-content\"><div class=\"Category Category--generative-ai\"> \u751f\u6210AI\u95a2\u9023<\/div><div class=\"Internal-post__title\">\u985e\u4f3c\u691c\u7d22\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u300c\u30a8\u30f3\u30d9\u30c7\u30a3\u30f3\u30b0\u300d\u306e\u3057\u304f\u307f<\/div><\/div><\/a>\n<h3 id=\"section-2\" class=\"Heading Title Title--m\">DynamoDB\u306e\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3067\u4f55\u304c\u5909\u308f\u3063\u305f\u306e\u304b<\/h3>\n<p>\u5f93\u6765\u3001DynamoDB\u306b\u4fdd\u5b58\u3057\u305f\u5546\u54c1\u3084\u6587\u66f8\u3092\u610f\u5473\u306e\u8fd1\u3055\u3067\u691c\u7d22\u3059\u308b\u306b\u306f\u3001DynamoDB Streams\u3084OpenSearch Ingestion\u306a\u3069\u3092\u5229\u7528\u3057\u3066\u3001\u691c\u7d22\u7528\u306e\u30d9\u30af\u30c8\u30eb\u3084\u95a2\u9023\u5c5e\u6027\u3092\u5225\u30b5\u30fc\u30d3\u30b9\u3078\u540c\u671f\u3059\u308b\u69cb\u6210\u304c\u5fc5\u8981\u3067\u3057\u305f\u3002\u3053\u306e\u69cb\u6210\u306f\u3001\u5168\u6587\u691c\u7d22\u3084\u9ad8\u5ea6\u306a\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u3092\u5b9f\u73fe\u3067\u304d\u308b\u4e00\u65b9\u3001DynamoDB\u3068\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u53cc\u65b9\u3092\u7ba1\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br \/>\nDynamoDB\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3067\u306f\u3001\u30d9\u30af\u30c8\u30eb\u3092DynamoDB\u306e\u30a2\u30a4\u30c6\u30e0\u5185\u306b\u4fdd\u5b58\u3057\u3001\u305d\u306e\u30c6\u30fc\u30d6\u30eb\u306b\u4f5c\u6210\u3057\u305f\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u76f4\u63a5\u691c\u7d22\u3057\u307e\u3059\u3002\u691c\u7d22\u7d50\u679c\u306b\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3078\u5c04\u5f71\u3057\u305f\u5546\u54c1\u540d\u3084\u8aac\u660e\u306a\u3069\u306e\u5c5e\u6027\u3082\u542b\u3081\u3089\u308c\u308b\u305f\u3081\u3001\u691c\u7d22\u5f8c\u306bID\u3092\u4f7f\u3063\u3066\u5143\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u76f4\u3059\u51e6\u7406\u3082\u7701\u7565\u3067\u304d\u307e\u3059\u3002<\/p>\n<table class=\"Base-table\">\n<tr>\n<th>\u89b3\u70b9<\/th>\n<th>\u5f93\u6765\u306eDynamoDB\u3068\u5916\u90e8\u691c\u7d22\u57fa\u76e4<\/th>\n<th>DynamoDB\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22<\/th>\n<\/tr>\n<tr>\n<td>\u696d\u52d9\u30c7\u30fc\u30bf<\/td>\n<td>DynamoDB\u306b\u4fdd\u5b58<\/td>\n<td>DynamoDB\u306b\u4fdd\u5b58<\/td>\n<\/tr>\n<tr>\n<td>\u30d9\u30af\u30c8\u30eb<\/td>\n<td>OpenSearch Service\u306a\u3069\u3078\u8907\u88fd<\/td>\n<td>DynamoDB\u306e\u30a2\u30a4\u30c6\u30e0\u306b\u4fdd\u5b58<\/td>\n<\/tr>\n<tr>\n<td>\u691c\u7d22\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/td>\n<td>\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u3067\u4f5c\u6210<\/td>\n<td>DynamoDB\u30c6\u30fc\u30d6\u30eb\u306b\u4f5c\u6210<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30fc\u30bf\u540c\u671f<\/td>\n<td>Streams\u3084\u53d6\u308a\u8fbc\u307f\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u304c\u5fc5\u8981<\/td>\n<td>\u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u540c\u671f\u306f\u4e0d\u8981<\/td>\n<\/tr>\n<tr>\n<td>\u691c\u7d22\u5f8c\u306e\u5c5e\u6027\u53d6\u5f97<\/td>\n<td>\u5143\u30c7\u30fc\u30bf\u306e\u518d\u53d6\u5f97\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308b<\/td>\n<td>\u5c04\u5f71\u3057\u305f\u5c5e\u6027\u3092\u691c\u7d22\u7d50\u679c\u306b\u542b\u3081\u3089\u308c\u308b<\/td>\n<\/tr>\n<tr>\n<td>\u904b\u7528\u5bfe\u8c61<\/td>\n<td>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u691c\u7d22\u57fa\u76e4<\/td>\n<td>DynamoDB\u3092\u4e2d\u5fc3\u306b\u7ba1\u7406<\/td>\n<\/tr>\n<\/table>\n<p>\u306a\u304a\u3001OpenSearch Service\u304c\u4e0d\u8981\u306b\u306a\u3063\u305f\u3068\u3044\u3046\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5168\u6587\u691c\u7d22\u3001\u30ad\u30fc\u30ef\u30fc\u30c9\u3068\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u3001\u8907\u96d1\u306a\u96c6\u8a08\u3001\u691c\u7d22\u54c1\u8cea\u306e\u8a73\u7d30\u306a\u8abf\u6574\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u5f15\u304d\u7d9a\u304dOpenSearch Service\u304c\u6709\u529b\u3067\u3059\u3002DynamoDB\u306b\u696d\u52d9\u30c7\u30fc\u30bf\u304c\u3042\u308a\u3001\u985e\u4f3c\u5ea6\u691c\u7d22\u3092\u4f4e\u3044\u904b\u7528\u8ca0\u8377\u3067\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u3001\u65b0\u3057\u3044\u9078\u629e\u80a2\u304c\u52a0\u308f\u3063\u305f\u3068\u6349\u3048\u308b\u306e\u304c\u9069\u5207\u3067\u3059\u3002<\/p>\n<h3 id=\"section-3\" class=\"Heading Title Title--m\">\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u4ed5\u7d44\u307f<\/h3>\n<p>DynamoDB\u3067\u306f\u3001\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u304c\u751f\u6210\u3057\u305f\u30d9\u30af\u30c8\u30eb\u3092\u65e2\u5b58\u306eList\u578b\u3067\u4fdd\u5b58\u3057\u307e\u3059\u3002\u30ea\u30b9\u30c8\u306e\u5404\u8981\u7d20\u306fNumber\u578b\u306e\u5024\u3067\u3042\u308a\u3001\u30d9\u30af\u30c8\u30eb\u5c02\u7528\u306e\u65b0\u3057\u3044\u5c5e\u6027\u578b\u3092\u4f7f\u7528\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u30d9\u30af\u30c8\u30eb\u3092\u4fdd\u5b58\u3059\u308b\u5c5e\u6027\u306b\u5bfe\u3057\u3066\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3001\u6b21\u5143\u6570\u3068\u8ddd\u96e2\u95a2\u6570\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u691c\u7d22\u6587\u3092\u540c\u3058\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u3067\u30d9\u30af\u30c8\u30eb\u5316\u3057\u3001<span class=\"Post-inline\">SearchVectors<\/span> API\u3078\u6e21\u3057\u307e\u3059\u3002DynamoDB\u306f\u8fd1\u4f3c\u6700\u8fd1\u508d\u691c\u7d22\uff08ANN\uff09\u3092\u5b9f\u884c\u3057\u3001\u985e\u4f3c\u5ea6\u306e\u9ad8\u3044\u30a2\u30a4\u30c6\u30e0\u3092\u30b9\u30b3\u30a2\u9806\u306b\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/dynamodb-native-vector-search-overview-search-flow.png\" alt=\"\u5546\u54c1\u30c7\u30fc\u30bf\u306e\u767b\u9332\u304b\u3089\u691c\u7d22\u6587\u306e\u30d9\u30af\u30c8\u30eb\u5316\u3001SearchVectors\u306b\u3088\u308b\u985e\u4f3c\u691c\u7d22\u307e\u3067\u306e\u51e6\u7406\u30d5\u30ed\u30fc\" class=\"content_img\" \/><\/p>\n<div class=\"Image-caption\">\u5546\u54c1\u30c7\u30fc\u30bf\u306e\u767b\u9332\u304b\u3089\u691c\u7d22\u6587\u306e\u30d9\u30af\u30c8\u30eb\u5316\u3001SearchVectors\u306b\u3088\u308b\u985e\u4f3c\u691c\u7d22\u307e\u3067\u306e\u51e6\u7406\u30d5\u30ed\u30fc<\/div>\n<p>\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u69cb\u6210\u8981\u7d20\u306f\u3001<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/developerguide\/VectorSearch.html\" class=\"Ext\">DynamoDB\u958b\u767a\u8005\u30ac\u30a4\u30c9\u300cUsing vector indexes in DynamoDB\u300d<\/a>\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4 id=\"section-3-1\" class=\"Heading Title Title--s\">\u8ddd\u96e2\u95a2\u6570<\/h4>\n<p>DynamoDB\u3067\u306f\u3001\u6b21\u306e3\u7a2e\u985e\u306e\u8ddd\u96e2\u95a2\u6570\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210\u5f8c\u306b\u8ddd\u96e2\u95a2\u6570\u3092\u5909\u66f4\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u57cb\u3081\u8fbc\u307f\u30e2\u30c7\u30eb\u306e\u63a8\u5968\u8a2d\u5b9a\u306b\u5408\u308f\u305b\u3066\u9078\u3076\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n<table class=\"Base-table\">\n<tr>\n<th>\u8ddd\u96e2\u95a2\u6570<\/th>\n<th>\u30b9\u30b3\u30a2\u306e\u898b\u65b9<\/th>\n<th>\u4e3b\u306a\u7528\u9014<\/th>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">COSINE<\/span><\/td>\n<td>\u5c0f\u3055\u3044\u307b\u3069\u985e\u4f3c\u3057\u30010\u306f\u540c\u3058\u65b9\u5411\u3092\u8868\u3059<\/td>\n<td>\u30c6\u30ad\u30b9\u30c8\u306e\u610f\u5473\u691c\u7d22\u3001RAG\u3001FAQ\u691c\u7d22<\/td>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">DOT_PRODUCT<\/span><\/td>\n<td>\u5927\u304d\u3044\u307b\u3069\u985e\u4f3c\u3059\u308b<\/td>\n<td>\u30d9\u30af\u30c8\u30eb\u306e\u5927\u304d\u3055\u3082\u9806\u4f4d\u306b\u53cd\u6620\u3057\u305f\u3044\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">EUCLIDEAN<\/span><\/td>\n<td>\u5c0f\u3055\u3044\u307b\u3069\u8ddd\u96e2\u304c\u8fd1\u3044<\/td>\n<td>\u985e\u4f3c\u753b\u50cf\u691c\u7d22\u3001\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u3001\u7570\u5e38\u691c\u77e5<\/td>\n<\/tr>\n<\/table>\n<p>\u30c6\u30ad\u30b9\u30c8\u57cb\u3081\u8fbc\u307f\u3067\u5224\u65ad\u306b\u8ff7\u3046\u5834\u5408\u3001AWS\u306e\u958b\u767a\u8005\u30ac\u30a4\u30c9\u3067\u306f<span class=\"Post-inline\">COSINE<\/span>\u304c\u5b89\u5168\u306a\u65e2\u5b9a\u306e\u9078\u629e\u80a2\u3068\u3057\u3066\u6848\u5185\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5358\u4f4d\u30d9\u30af\u30c8\u30eb\u3078\u6b63\u898f\u5316\u3057\u305f\u5834\u5408\u3001<span class=\"Post-inline\">DOT_PRODUCT<\/span>\u3068<span class=\"Post-inline\">COSINE<\/span>\u306f\u540c\u3058\u9806\u4f4d\u306b\u306a\u308a\u307e\u3059\u304c\u3001\u30b9\u30b3\u30a2\u306e\u610f\u5473\u306f\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4 id=\"section-3-2\" class=\"Heading Title Title--s\">\u691c\u7d22\u30b9\u30ad\u30fc\u30de<\/h4>\n<p>\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u306f\u3001\u4efb\u610f\u3067\u691c\u7d22\u30b9\u30ad\u30fc\u30de\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u691c\u7d22\u30b9\u30ad\u30fc\u30de\u306b\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3068\u30a4\u30f3\u30e9\u30a4\u30f3\u30d5\u30a3\u30eb\u30bf\u30fc\u5c5e\u6027\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u306f\u3001AWS\u516c\u5f0f\u30d6\u30ed\u30b0\u3084\u958b\u767a\u8005\u30ac\u30a4\u30c9\u3067\u300c\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u30ad\u30fc\u300d\u3068\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\u8a2d\u5b9a\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002<br \/>\n\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u691c\u7d22\u5bfe\u8c61\u30921\u3064\u306e\u30ad\u30fc\u5024\u306b\u9650\u5b9a\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30c6\u30ca\u30f3\u30c8\u3001\u56fd\u3001\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u306a\u3069\u3092\u30ad\u30fc\u306b\u3059\u308c\u3070\u3001\u691c\u7d22\u3059\u308b\u30c7\u30fc\u30bf\u91cf\u3092\u6291\u3048\u3001\u30ad\u30fc\u5024\u3054\u3068\u306b\u691c\u7d22\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u5206\u6563\u3067\u304d\u307e\u3059\u3002\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3092\u5b9a\u7fa9\u3057\u305f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u306f\u3001\u691c\u7d22\u6642\u306b\u305d\u306e\u5024\u306e\u6307\u5b9a\u304c\u5fc5\u9808\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/08\/dynamodb-native-vector-search-overview-routing-scope.png\" alt=\"\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u306b\u3088\u3063\u3066\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u5bfe\u8c61\u3092\u30c6\u30ca\u30f3\u30c8\u306a\u3069\u306e\u5358\u4f4d\u3078\u9650\u5b9a\u3059\u308b\u4ed5\u7d44\u307f\" class=\"content_img\" \/><\/p>\n<div class=\"Image-caption\">\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u306b\u3088\u3063\u3066\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u5bfe\u8c61\u3092\u30c6\u30ca\u30f3\u30c8\u306a\u3069\u306e\u5358\u4f4d\u3078\u9650\u5b9a\u3059\u308b\u4ed5\u7d44\u307f<\/div>\n<p>\u30a4\u30f3\u30e9\u30a4\u30f3\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u3001\u30d9\u30af\u30c8\u30eb\u306e\u985e\u4f3c\u5ea6\u691c\u7d22\u3068\u540c\u6642\u306b\u30ab\u30c6\u30b4\u30ea\u306a\u3069\u306e\u6761\u4ef6\u3092\u9069\u7528\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<strong>\u73fe\u5728\u306f\u7b49\u4fa1\u6f14\u7b97\u5b50\u306e\u307f\u3092\u30b5\u30dd\u30fc\u30c8<\/strong>\u3057\u3001\u7bc4\u56f2\u6761\u4ef6\u3084IN\u6761\u4ef6\u306b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<h4 id=\"section-3-3\" class=\"Heading Title Title--s\">\u4e3b\u306a\u4ed5\u69d8\u3068\u5236\u7d04<\/h4>\n<table class=\"Base-table\">\n<tr>\n<th>\u9805\u76ee<\/th>\n<th>\u5185\u5bb9<\/th>\n<\/tr>\n<tr>\n<td>\u6700\u5927\u6b21\u5143\u6570<\/td>\n<td>4,096\u6b21\u5143<\/td>\n<\/tr>\n<tr>\n<td>1\u56de\u306e\u691c\u7d22\u3067\u8fd4\u3059\u4ef6\u6570<\/td>\n<td>\u6700\u5927100\u4ef6<\/td>\n<\/tr>\n<tr>\n<td>1\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30a4\u30f3\u30e9\u30a4\u30f3\u30d5\u30a3\u30eb\u30bf\u30fc<\/td>\n<td>\u6700\u592718\u5c5e\u6027<\/td>\n<\/tr>\n<tr>\n<td>1\u30c6\u30fc\u30d6\u30eb\u306e\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9<\/td>\n<td>\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6700\u59275\u500b<\/td>\n<\/tr>\n<tr>\n<td>\u5bb9\u91cf\u30e2\u30fc\u30c9<\/td>\n<td>\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u306e\u307f<\/td>\n<\/tr>\n<tr>\n<td>\u691c\u7d22API<\/td>\n<td><span class=\"Post-inline\">SearchVectors<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u691c\u7d22\u7d50\u679c\u306e\u4e0a\u9650<\/td>\n<td>16MB\u3001\u30da\u30fc\u30b8\u30cd\u30fc\u30b7\u30e7\u30f3\u306a\u3057<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u66f4\u65b0<\/td>\n<td>\u30d9\u30fc\u30b9\u30c6\u30fc\u30d6\u30eb\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u81ea\u52d5\u540c\u671f<\/td>\n<\/tr>\n<\/table>\n<p>\u6700\u65b0\u306e\u30af\u30a9\u30fc\u30bf\u3068\u6a5f\u80fd\u4e0a\u306e\u5236\u7d04\u306b\u3064\u3044\u3066\u306f\u3001DynamoDB\u958b\u767a\u8005\u30ac\u30a4\u30c9\u306e<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/developerguide\/ServiceQuotas.html#limits-vector-indexes\" class=\"Ext\">\u300cVector indexes\u300d<\/a>\u304a\u3088\u3073<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/developerguide\/VectorSearch.Requirements.html\" class=\"Ext\">\u300cRequirements and limitations\u300d<\/a>\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u66f4\u65b0\u52d5\u4f5c\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/developerguide\/VectorSearchDataSync.html\" class=\"Ext\">\u300cData synchronization between tables and vector indexes\u300d<\/a>\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f<span class=\"Post-inline\">Query<\/span>\u3001<span class=\"Post-inline\">Scan<\/span>\u7b49\u3067\u306f\u691c\u7d22\u3067\u304d\u307e\u305b\u3093\u3002\u307e\u305f\u3001DynamoDB Accelerator\uff08DAX\uff09\u306f<span class=\"Post-inline\">SearchVectors<\/span>\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306fDynamoDB\u3078\u76f4\u63a5\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"section-4\" class=\"Heading Title Title--m\">\u60f3\u5b9a\u3055\u308c\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h3>\n<p>DynamoDB\u306e\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306f\u3001\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u696d\u52d9\u30c7\u30fc\u30bf\u3068\u610f\u5473\u691c\u7d22\u3092\u540c\u3058\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u3067\u6271\u3044\u305f\u3044\u7528\u9014\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul class=\"Base-list\">\n<li class=\"Base-list__child\">\u30bb\u30de\u30f3\u30c6\u30a3\u30c3\u30af\u5546\u54c1\u691c\u7d22<\/li>\n<li class=\"Base-list__child\">\u5546\u54c1\u3084\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3<\/li>\n<li class=\"Base-list__child\">RAG\u3067\u4f7f\u7528\u3059\u308b\u95a2\u9023\u6587\u66f8\u306e\u53d6\u5f97<\/li>\n<li class=\"Base-list__child\">\u4f1a\u8a71\u5c65\u6b74\u3084\u904e\u53bb\u306e\u5224\u65ad\u3092\u691c\u7d22\u3059\u308bAI\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u9577\u671f\u8a18\u61b6<\/li>\n<li class=\"Base-list__child\">\u65e2\u77e5\u306e\u6b63\u5e38\u30d1\u30bf\u30fc\u30f3\u3084\u4e0d\u6b63\u30d1\u30bf\u30fc\u30f3\u3068\u6bd4\u8f03\u3059\u308b\u7570\u5e38\u691c\u77e5<\/li>\n<\/ul>\n<p>\u305f\u3068\u3048\u3070\u5546\u54c1\u691c\u7d22\u3067\u306f\u3001\u5546\u54c1ID\u3001\u540d\u79f0\u3001\u4fa1\u683c\u3001\u5728\u5eab\u3001\u30ab\u30c6\u30b4\u30ea\u3001\u8aac\u660e\u6587\u306e\u30d9\u30af\u30c8\u30eb\u30921\u3064\u306e\u30a2\u30a4\u30c6\u30e0\u306b\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002\u4fa1\u683c\u3001\u5728\u5eab\u3001\u30ab\u30c6\u30b4\u30ea\u306a\u3069\u306e\u5c5e\u6027\u3092\u66f4\u65b0\u3059\u308b\u3068\u3001\u5909\u66f4\u5185\u5bb9\u306f\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3078\u81ea\u52d5\u7684\u306b\u540c\u671f\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001DynamoDB\u306f\u57cb\u3081\u8fbc\u307f\u3092\u518d\u751f\u6210\u3057\u307e\u305b\u3093\u3002\u8aac\u660e\u6587\u306a\u3069\u3001\u30d9\u30af\u30c8\u30eb\u306e\u5143\u3068\u306a\u308b\u30c7\u30fc\u30bf\u3092\u5909\u66f4\u3057\u305f\u5834\u5408\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u57cb\u3081\u8fbc\u307f\u3092\u518d\u751f\u6210\u3057\u3001\u30d9\u30af\u30c8\u30eb\u5c5e\u6027\u3082\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u57cb\u3081\u8fbc\u307f\u306e\u66f4\u65b0\u306b\u3064\u3044\u3066\u306f\u3001DynamoDB\u958b\u767a\u8005\u30ac\u30a4\u30c9\u306e<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/developerguide\/VectorSearchBestPractices.html#VectorSearchBestPractices.StaleEmbeddings\" class=\"Ext\">\u300cKeep embeddings in sync with source content\u300d<\/a>\u3082\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u5916\u90e8\u691c\u7d22\u57fa\u76e4\u3068\u306e\u524a\u9664\u6f0f\u308c\u3084\u66f4\u65b0\u9045\u5ef6\u3092\u8003\u616e\u3059\u308b\u7b87\u6240\u304c\u6e1b\u308b\u70b9\u306f\u3001\u66f4\u65b0\u983b\u5ea6\u304c\u9ad8\u3044\u30c7\u30fc\u30bf\u3067\u7279\u306b\u6709\u52b9\u3067\u3059\u3002<br \/>\n\u4e00\u65b9\u3001RAG\u306e\u691c\u7d22\u8a2d\u8a08\u3067\u306f\u3001\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3060\u3051\u3067\u5341\u5206\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u578b\u756a\u3001\u6b63\u5f0f\u540d\u79f0\u3001\u65e5\u4ed8\u306a\u3069\u306e\u5b8c\u5168\u4e00\u81f4\u304c\u91cd\u8981\u306a\u5834\u5408\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u691c\u7d22\u3084\u69cb\u9020\u5316\u691c\u7d22\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u3082\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u691c\u7d22\u65b9\u5f0f\u306e\u9055\u3044\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u6574\u7406\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<a class=\"Internal-post\" href=\"https:\/\/techfun.cc\/generative-ai\/rag-search-design-methods.html\"><div class=\"Internal-post__thumb\" style=\"background: url(\/wp-content\/uploads\/2026\/06\/rag-search-design-methods.png) no-repeat; background-size: cover; background-position: 50% 50%;\"><\/div><div class=\"Internal-post-content\"><div class=\"Category Category--generative-ai\"> \u751f\u6210AI\u95a2\u9023<\/div><div class=\"Internal-post__title\">RAG\u306e\u691c\u7d22\u8a2d\u8a08\uff1a\u30c6\u30ad\u30b9\u30c8\u691c\u7d22\u30fb\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u30fb\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u30fb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u691c\u7d22\u306e\u9055\u3044<\/div><\/div><\/a>\n<h3 id=\"section-5\" class=\"Heading Title Title--m\">\u4ed6\u306eAWS\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u4f7f\u3044\u5206\u3051<\/h3>\n<p>AWS\u306b\u306f\u8907\u6570\u306e\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u9078\u629e\u80a2\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u6240\u5728\u3001\u691c\u7d22\u6a5f\u80fd\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u66f4\u65b0\u983b\u5ea6\u3001\u904b\u7528\u65b9\u6cd5\u306b\u5fdc\u3058\u3066\u9078\u629e\u3057\u307e\u3059\u3002<\/p>\n<table class=\"Base-table\">\n<tr>\n<th>\u9078\u629e\u80a2<\/th>\n<th>\u9069\u3057\u3066\u3044\u308b\u7528\u9014<\/th>\n<th>\u8003\u616e\u70b9<\/th>\n<\/tr>\n<tr>\n<td>DynamoDB<\/td>\n<td>DynamoDB\u306e\u696d\u52d9\u30c7\u30fc\u30bf\u3092\u4f4e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3067\u985e\u4f3c\u691c\u7d22\u3059\u308b\u7528\u9014<\/td>\n<td>\u30d5\u30a3\u30eb\u30bf\u30fc\u306f\u7b49\u4fa1\u6761\u4ef6\u3067\u3042\u308a\u3001\u5168\u6587\u691c\u7d22\u3084\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u306f\u5225\u9014\u691c\u8a0e\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>OpenSearch Service<\/td>\n<td>\u5168\u6587\u691c\u7d22\u3001\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3001\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u3001\u691c\u7d22\u54c1\u8cea\u306e\u8a73\u7d30\u306a\u8abf\u6574<\/td>\n<td>DynamoDB\u3092\u5143\u30c7\u30fc\u30bf\u3068\u3059\u308b\u5834\u5408\u306f\u540c\u671f\u69cb\u6210\u304c\u5fc5\u8981\u306b\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td>S3 Vectors<\/td>\n<td>\u5927\u91cf\u306e\u30d9\u30af\u30c8\u30eb\u3092\u8010\u4e45\u6027\u306e\u3042\u308b\u30b9\u30c8\u30ec\u30fc\u30b8\u3078\u4f4e\u30b3\u30b9\u30c8\u3067\u4fdd\u5b58\u30fb\u691c\u7d22\u3059\u308b\u7528\u9014<\/td>\n<td>\u696d\u52d9\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3068\u306f\u5f79\u5272\u304c\u7570\u306a\u308b<\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL\u3068pgvector<\/td>\n<td>SQL\u3001\u7d50\u5408\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3068\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u7528\u9014<\/td>\n<td>PostgreSQL\u306e\u30c7\u30fc\u30bf\u30e2\u30c7\u30eb\u3068\u904b\u7528\u3092\u524d\u63d0\u306b\u8a2d\u8a08\u3059\u308b<\/td>\n<\/tr>\n<\/table>\n<p>DynamoDB\u3092\u3059\u3067\u306b\u30d7\u30e9\u30a4\u30de\u30ea\u30c7\u30fc\u30bf\u30b9\u30c8\u30a2\u3068\u3057\u3066\u5229\u7528\u3057\u3066\u304a\u308a\u3001\u691c\u7d22\u8981\u4ef6\u304c\u30d9\u30af\u30c8\u30eb\u985e\u4f3c\u5ea6\u3068\u7b49\u4fa1\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u6e80\u305f\u305b\u308b\u5834\u5408\u306f\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u6a5f\u80fd\u306b\u3088\u3063\u3066\u69cb\u6210\u3092\u7c21\u7d20\u5316\u3067\u304d\u307e\u3059\u3002\u53cd\u5bfe\u306b\u3001\u691c\u7d22\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u5fc3\u3067\u3042\u308a\u3001\u5168\u6587\u691c\u7d22\u3084\u8907\u6570\u65b9\u5f0f\u306e\u30b9\u30b3\u30a2\u7d71\u5408\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001OpenSearch Service\u3092\u5019\u88dc\u306b\u6b8b\u3059\u3079\u304d\u3067\u3059\u3002<\/p>\n<h3 id=\"section-6\" class=\"Heading Title Title--m\">\u5c0e\u5165\u524d\u306b\u78ba\u8a8d\u3057\u305f\u3044\u8a2d\u8a08\u30dd\u30a4\u30f3\u30c8<\/h3>\n<h4 id=\"section-6-1\" class=\"Heading Title Title--s\">\u7d50\u679c\u6574\u5408\u6027\u3092\u524d\u63d0\u306b\u3059\u308b<\/h4>\n<p>\u30c6\u30fc\u30d6\u30eb\u3078\u306e\u66f8\u304d\u8fbc\u307f\u5f8c\u3001\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u975e\u540c\u671f\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u65b0\u898f\u767b\u9332\u3084\u66f4\u65b0\u306e\u76f4\u5f8c\u306f\u3001\u5bfe\u8c61\u30a2\u30a4\u30c6\u30e0\u304c\u691c\u7d22\u7d50\u679c\u3078\u73fe\u308c\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u300c\u4fdd\u5b58\u5b8c\u4e86\u3068\u540c\u6642\u306b\u5fc5\u305a\u691c\u7d22\u3067\u304d\u308b\u300d\u3053\u3068\u304c\u5fc5\u8981\u306a\u51e6\u7406\u3067\u306f\u3001\u518d\u8a66\u884c\u3084\u72b6\u614b\u7ba1\u7406\u3092\u8a2d\u8a08\u306b\u542b\u3081\u307e\u3059\u3002<\/p>\n<h4 id=\"section-6-2\" class=\"Heading Title Title--s\">\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3092\u691c\u7d22\u5358\u4f4d\u306b\u5408\u308f\u305b\u308b<\/h4>\n<p>\u5c0f\u898f\u6a21\u306a\u691c\u8a3c\u3067\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3092\u6301\u305f\u306a\u3044\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u3082\u691c\u7d22\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5168\u4f53\u3092\u5bfe\u8c61\u3068\u3059\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u91cf\u3068\u691c\u7d22\u91cf\u304c\u5897\u3048\u308b\u3068\u51e6\u7406\u91cf\u3001\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc\u3001\u30b3\u30b9\u30c8\u304c\u5897\u52a0\u3057\u307e\u3059\u3002<br \/>\n\u30c6\u30ca\u30f3\u30c8ID\u3084\u30de\u30fc\u30b1\u30c3\u30c8\u30d7\u30ec\u30a4\u30b9\u306e\u3088\u3046\u306b\u3001\u3059\u3079\u3066\u306e\u691c\u7d22\u3067\u5fc5\u305a\u6307\u5b9a\u3067\u304d\u308b\u5c5e\u6027\u304c\u3042\u308c\u3070\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3068\u3057\u3066\u691c\u8a0e\u3057\u307e\u3059\u3002\u5024\u306e\u504f\u308a\u304c\u5927\u304d\u3044\u5c5e\u6027\u3092\u9078\u3076\u3068\u7279\u5b9a\u306e\u30ad\u30fc\u3078\u8ca0\u8377\u304c\u96c6\u4e2d\u3059\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u30a2\u30af\u30bb\u30b9\u30d1\u30bf\u30fc\u30f3\u3092\u57fa\u6e96\u306b\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h4 id=\"section-6-3\" class=\"Heading Title Title--s\">\u5c04\u5f71\u5c5e\u6027\u3092\u5fc5\u8981\u6700\u5c0f\u9650\u306b\u3059\u308b<\/h4>\n<p>\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5c5e\u6027\u306e\u5c04\u5f71\u306b\u306f\u3001<span class=\"Post-inline\">ALL<\/span>\u3001<span class=\"Post-inline\">KEYS_ONLY<\/span>\u3001<span class=\"Post-inline\">INCLUDE<\/span>\u306e3\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u30b3\u30f3\u30bd\u30fc\u30eb\u3067\u306f\u3001\u305d\u308c\u305e\u308c\u300cAll\u300d\u300cOnly keys\u300d\u300cInclude\u300d\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<table class=\"Base-table\">\n<tr>\n<th>\u5c04\u5f71\u30bf\u30a4\u30d7<\/th>\n<th>\u5c04\u5f71\u3055\u308c\u308b\u5c5e\u6027<\/th>\n<th>\u691c\u7d22\u5f8c\u306e\u51e6\u7406<\/th>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">ALL<\/span><\/td>\n<td>\u3059\u3079\u3066\u306e\u30c6\u30fc\u30d6\u30eb\u5c5e\u6027<\/td>\n<td>\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u7d50\u679c\u3060\u3051\u3067\u8a73\u7d30\u60c5\u5831\u3092\u53d6\u5f97\u3067\u304d\u308b<\/td>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">KEYS_ONLY<\/span><\/td>\n<td>\u30d9\u30fc\u30b9\u30c6\u30fc\u30d6\u30eb\u3068\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30ad\u30fc\u3001\u304a\u3088\u3073\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306b\u5fc5\u8981\u306a\u5c5e\u6027<\/td>\n<td>\u8fd4\u3055\u308c\u305f\u4e3b\u30ad\u30fc\u3092\u4f7f\u3044\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30d9\u30fc\u30b9\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u8a73\u7d30\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td><span class=\"Post-inline\">INCLUDE<\/span><\/td>\n<td><span class=\"Post-inline\">KEYS_ONLY<\/span>\u306e\u5c5e\u6027\u306b\u52a0\u3048\u3066\u3001\u6307\u5b9a\u3057\u305f\u975e\u30ad\u30fc\u5c5e\u6027<\/td>\n<td>\u6307\u5b9a\u3057\u305f\u5c5e\u6027\u306f\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u304b\u3089\u76f4\u63a5\u53d6\u5f97\u3067\u304d\u308b<\/td>\n<\/tr>\n<\/table>\n<p><span class=\"Post-inline\">ALL<\/span>\u306f\u5b9f\u88c5\u304c\u7c21\u5358\u3067\u3059\u304c\u3001\u30a2\u30a4\u30c6\u30e0\u304c\u5927\u304d\u3044\u5834\u5408\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u3068\u691c\u7d22\u6642\u306b\u51e6\u7406\u3059\u308b\u30c7\u30fc\u30bf\u91cf\u304c\u5897\u3048\u307e\u3059\u3002<span class=\"Post-inline\">KEYS_ONLY<\/span>\u306f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u5c0f\u3055\u304f\u3067\u304d\u307e\u3059\u304c\u3001\u5546\u54c1\u540d\u3084\u8aac\u660e\u6587\u306a\u3069\u3092\u8868\u793a\u3059\u308b\u306b\u306f\u3001\u691c\u7d22\u7d50\u679c\u306e\u4e3b\u30ad\u30fc\u3092\u4f7f\u3063\u305f<span class=\"Post-inline\">GetItem<\/span>\u3084<span class=\"Post-inline\">BatchGetItem<\/span>\u304c\u5225\u9014\u5fc5\u8981\u3067\u3059\u3002\u691c\u7d22\u7d50\u679c\u306e\u8868\u793a\u3084\u5f8c\u7d9a\u51e6\u7406\u306b\u5fc5\u8981\u306a\u5c5e\u6027\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5fc5\u8981\u306a\u5c5e\u6027\u3060\u3051\u3092<span class=\"Post-inline\">INCLUDE<\/span>\u3067\u5c04\u5f71\u3059\u308b\u65b9\u6cd5\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002<br \/>\n\u30d9\u30af\u30c8\u30eb\u5c5e\u6027\u306f\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3078\u5fc5\u305a\u5c04\u5f71\u3055\u308c\u307e\u3059\u3002<a href=\"https:\/\/docs.aws.amazon.com\/amazondynamodb\/latest\/APIReference\/API_SearchVectors.html\" class=\"Ext\">SearchVectors API<\/a>\u3067<span class=\"Post-inline\">ProjectionExpression<\/span>\u3092\u7701\u7565\u3059\u308b\u3068\u3001\u30d9\u30af\u30c8\u30eb\u3092\u542b\u3080\u5c04\u5f71\u6e08\u307f\u5c5e\u6027\u304c\u3059\u3079\u3066\u8fd4\u3055\u308c\u307e\u3059\u3002\u5fc5\u8981\u306a\u5c5e\u6027\u3060\u3051\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30b5\u30a4\u30ba\u3068\u8fd4\u5374\u30c7\u30fc\u30bf\u91cf\u306b\u5fdc\u3058\u305f\u691c\u7d22\u30b3\u30b9\u30c8\u3092\u6291\u3048\u3089\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u691c\u7d22\u6642\u306b\u8abf\u3079\u308b\u30c7\u30fc\u30bf\u91cf\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u524a\u6e1b\u306b\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u306b\u3088\u308b\u691c\u7d22\u7bc4\u56f2\u306e\u9650\u5b9a\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n<h4 id=\"section-6-4\" class=\"Heading Title Title--s\">\u8ab2\u91d1\u306e\u5358\u4f4d\u3092\u628a\u63e1\u3059\u308b<\/h4>\n<p>\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3067\u306f\u3001\u30d9\u30fc\u30b9\u30c6\u30fc\u30d6\u30eb\u306e\u901a\u5e38\u6599\u91d1\u306b\u52a0\u3048\u3066\u3001\u6b21\u306e3\u3064\u304c\u8ab2\u91d1\u5bfe\u8c61\u3067\u3059\u3002<\/p>\n<ul class=\"Base-list\">\n<li class=\"Base-list__child\">\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3078\u66f8\u304d\u8fbc\u3080\u30c7\u30fc\u30bf\u91cf<\/li>\n<li class=\"Base-list__child\">\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3067\u51e6\u7406\u3057\u3001\u8fd4\u3059\u30c7\u30fc\u30bf\u91cf<\/li>\n<li class=\"Base-list__child\">\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4fdd\u5b58\u30c7\u30fc\u30bf\u91cf<\/li>\n<\/ul>\n<p>\u66f8\u304d\u8fbc\u307f\u3068\u691c\u7d22\u306f\u30d0\u30a4\u30c8\u5358\u4f4d\u3067\u8a08\u6e2c\u3055\u308c\u30011\u56de\u3042\u305f\u308a1KB\u306e\u6700\u5c0f\u8ab2\u91d1\u30b5\u30a4\u30ba\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u5143\u6570\u3092\u6291\u3048\u308b\u3001\u4e0d\u8981\u306a\u5c5e\u6027\u3092\u5c04\u5f71\u3057\u306a\u3044\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3067\u691c\u7d22\u7bc4\u56f2\u3092\u9650\u5b9a\u3059\u308b\u3068\u3044\u3063\u305f\u8a2d\u8a08\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u66f8\u304d\u8fbc\u307f\u3001\u691c\u7d22\u306e\u8907\u6570\u306e\u30b3\u30b9\u30c8\u3078\u5f71\u97ff\u3057\u307e\u3059\u3002<br \/>\n\u5358\u4fa1\u306f\u30ea\u30fc\u30b8\u30e7\u30f3\u3084\u30c6\u30fc\u30d6\u30eb\u30af\u30e9\u30b9\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u305f\u3081\u3001\u898b\u7a4d\u3082\u308a\u6642\u306f<a href=\"https:\/\/aws.amazon.com\/jp\/dynamodb\/pricing\/\" class=\"Ext\">Amazon DynamoDB\u306e\u6599\u91d1<\/a>\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h4 id=\"section-6-5\" class=\"Heading Title Title--s\">\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u8a2d\u5b9a\u306e\u5909\u66f4\u65b9\u6cd5\u3092\u8003\u616e\u3059\u308b<\/h4>\n<p>\u6b21\u5143\u6570\u3001\u8ddd\u96e2\u95a2\u6570\u3001\u5c04\u5f71\u3001\u691c\u7d22\u30b9\u30ad\u30fc\u30de\u306f\u3001\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210\u5f8c\u306b\u5909\u66f4\u3067\u304d\u307e\u305b\u3093\u3002\u5909\u66f4\u3059\u308b\u5834\u5408\u306f\u3001\u65b0\u3057\u3044\u8a2d\u5b9a\u3067\u5225\u306e\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u65e2\u5b58\u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3057\u305f\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306f\u3001\u65e2\u5b58\u30c7\u30fc\u30bf\u306e\u30d0\u30c3\u30af\u30d5\u30a3\u30eb\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067<span class=\"Post-inline\">SearchVectors<\/span>\u3092\u5b9f\u884c\u3067\u304d\u307e\u305b\u3093\u3002\u65b0\u65e7\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u5207\u308a\u66ff\u3048\u624b\u9806\u3068\u691c\u8a3c\u671f\u9593\u306f\u4e8b\u524d\u306b\u8a08\u753b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3 id=\"section-7\" class=\"Heading Title Title--m\">\u307e\u3068\u3081<\/h3>\n<p>DynamoDB\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306b\u3088\u308a\u3001\u30d9\u30af\u30c8\u30eb\u57cb\u3081\u8fbc\u307f\u3068\u696d\u52d9\u30c7\u30fc\u30bf\u3092\u540c\u3058\u30c6\u30fc\u30d6\u30eb\u3078\u4fdd\u5b58\u3057\u3001<span class=\"Post-inline\">SearchVectors<\/span> API\u3067\u76f4\u63a5\u985e\u4f3c\u5ea6\u691c\u7d22\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u5916\u90e8\u30d9\u30af\u30c8\u30eb\u30b9\u30c8\u30a2\u3078\u306e\u540c\u671f\u304c\u4e0d\u8981\u306b\u306a\u308b\u305f\u3081\u3001DynamoDB\u3092\u4e2d\u5fc3\u3068\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u69cb\u6210\u3068\u30c7\u30fc\u30bf\u7ba1\u7406\u3092\u7c21\u7d20\u5316\u3067\u304d\u307e\u3059\u3002<br \/>\n\u5c0e\u5165\u6642\u306e\u8981\u70b9\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ul class=\"Base-list\">\n<li class=\"Base-list__child\">DynamoDB\u306e\u30a2\u30a4\u30c6\u30e0\u306b\u30d9\u30af\u30c8\u30eb\u3068\u696d\u52d9\u30c7\u30fc\u30bf\u3092\u4e00\u7dd2\u306b\u4fdd\u5b58\u3067\u304d\u308b<\/li>\n<li class=\"Base-list__child\">\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306fANN\u691c\u7d22\u3001\u7b49\u4fa1\u30d5\u30a3\u30eb\u30bf\u30fc\u3001\u4efb\u610f\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30ad\u30fc\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b<\/li>\n<li class=\"Base-list__child\">DynamoDB\u306f\u57cb\u3081\u8fbc\u307f\u3092\u518d\u751f\u6210\u3057\u306a\u3044\u305f\u3081\u3001\u5143\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u6642\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u30d9\u30af\u30c8\u30eb\u3082\u66f4\u65b0\u3059\u308b<\/li>\n<li class=\"Base-list__child\">\u5168\u6587\u691c\u7d22\u3084\u9ad8\u5ea6\u306a\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u691c\u7d22\u304c\u5fc5\u8981\u306a\u5834\u5408\u306fOpenSearch Service\u3082\u5019\u88dc\u306b\u6b8b\u3059<\/li>\n<li class=\"Base-list__child\">\u7d50\u679c\u6574\u5408\u6027\u3001\u5c04\u5f71\u5c5e\u6027\u3001\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30f3\u8a2d\u8a08\u3001\u30d0\u30a4\u30c8\u5358\u4f4d\u306e\u8ab2\u91d1\u3092\u8003\u616e\u3059\u308b<\/li>\n<li class=\"Base-list__child\">\u30aa\u30f3\u30c7\u30de\u30f3\u30c9\u5bb9\u91cf\u30e2\u30fc\u30c9\u3001\u6700\u5927\u6b21\u5143\u6570\u3001\u691c\u7d22\u7d50\u679c\u30b5\u30a4\u30ba\u306a\u3069\u306e\u5236\u7d04\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n<p>\u6b21\u56de\u306f\u3001AWS \u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u30b3\u30f3\u30bd\u30fc\u30eb\u304b\u3089DynamoDB\u30c6\u30fc\u30d6\u30eb\u3068\u30d9\u30af\u30c8\u30eb\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3001Amazon Bedrock\u3068Python\u3092\u4f7f\u3063\u3066\u5546\u54c1\u30c7\u30fc\u30bf\u306e\u767b\u9332\u3001\u901a\u5e38\u306e\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u4ed8\u304d\u691c\u7d22\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<h3 id=\"section-8\" class=\"Heading Title Title--m\">\u751f\u6210AI\u6d3b\u7528\u652f\u63f4\u30b5\u30fc\u30d3\u30b9\u306e\u3054\u7d39\u4ecb<\/h3>\n<p>Tech Fun\u3067\u306f\u3001\u304a\u5ba2\u69d8\u306e\u30d5\u30a7\u30fc\u30ba\u306b\u5408\u308f\u305b\u3001\u751f\u6210AI\u6d3b\u7528\u306b\u5411\u3051\u305f\u69d8\u3005\u306a\u652f\u63f4\u3092\u3054\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ol class=\"Base-list Base-list--ol\">\n<li class=\"Base-list__child\">\n        <a href=\"https:\/\/www.techfun.co.jp\/services\/ai\/diagnosis\/\" class=\"Ext\">\u7121\u6599\u8a3a\u65ad\u30d1\u30c3\u30af<\/a>\uff1a\u696d\u52d9\u30fb\u30d7\u30ed\u30bb\u30b9\u306e\u73fe\u72b6\u3092\u7121\u6599\u3067\u8a3a\u65ad\u3057\u3001\u751f\u6210AI\u6d3b\u7528\u306e\u53ef\u80fd\u6027\u3092\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\n    <\/li>\n<li class=\"Base-list__child\">\n        <a href=\"https:\/\/www.techfun.co.jp\/services\/ai\/poc\/\" class=\"Ext\">\u691c\u8a3c\uff08PoC\uff09\u30d1\u30c3\u30af<\/a>\uff1a\u8a3a\u65ad\u3067\u6709\u52b9\u6027\u304c\u78ba\u8a8d\u3055\u308c\u305f\u696d\u52d9\u3092\u5bfe\u8c61\u306b\u3001\u30d7\u30ed\u30c8\u30bf\u30a4\u30d7\u69cb\u7bc9\u3092\u652f\u63f4\u3057\u307e\u3059\u3002\n    <\/li>\n<li class=\"Base-list__child\">\n        <a href=\"https:\/\/www.techfun.co.jp\/services\/ai\/consulting\/\" class=\"Ext\">\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u30b5\u30fc\u30d3\u30b9<\/a>\uff1a\u751f\u6210AI\u5c0e\u5165\u6226\u7565\u306e\u7b56\u5b9a\u304b\u3089\u904b\u7528\u4f53\u5236\u69cb\u7bc9\u307e\u3067\u3092\u5305\u62ec\u7684\u306b\u652f\u63f4\u3057\u307e\u3059\u3002\n    <\/li>\n<li class=\"Base-list__child\">\n        <a href=\"https:\/\/www.techfun.co.jp\/services\/ai\/plain-rag\/\" class=\"Ext\">Plain RAG<\/a>\uff1a\u793e\u5185\u6587\u66f8\u3092\u3082\u3068\u306b\u56de\u7b54\u3057\u3001\u793e\u5185\u554f\u3044\u5408\u308f\u305b\u3092\u52b9\u7387\u5316\u3059\u308bAI\u30c1\u30e3\u30c3\u30c8\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u3059\u3002\n    <\/li>\n<\/ol>\n<p>\u751f\u6210AI\u306b\u9650\u3089\u305a\u3001Web\u30fb\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u3084\u30a4\u30f3\u30d5\u30e9\u8a2d\u8a08\u306a\u3069\u3001\u6280\u8853\u9818\u57df\u3092\u554f\u308f\u305a\u3054\u76f8\u8ac7\u3092\u627f\u3063\u3066\u3044\u307e\u3059\u3002\u300c\u4f55\u304b\u3089\u59cb\u3081\u308c\u3070\u826f\u3044\u304b\u5206\u304b\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u6bb5\u968e\u3067\u3082\u69cb\u3044\u307e\u305b\u3093\u306e\u3067\u3001\u305c\u3072\u304a\u6c17\u8efd\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b Amazon 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