{"id":11561,"date":"2023-03-11T19:00:28","date_gmt":"2023-03-11T15:30:28","guid":{"rendered":"https:\/\/nabfollower.com\/blog\/custom-converters-in-dynamodb-building-robust-data-models-with-ease-4a5c\/"},"modified":"2023-03-11T19:00:28","modified_gmt":"2023-03-11T15:30:28","slug":"custom-converters-in-dynamodb-building-robust-data-models-with-ease-4a5c","status":"publish","type":"post","link":"https:\/\/nabfollower.com\/blog\/custom-converters-in-dynamodb-building-robust-data-models-with-ease-4a5c\/","title":{"rendered":"\u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u062f\u0631 DynamoDB: \u0633\u0627\u062e\u062a \u0645\u062f\u0644 \u0647\u0627\u06cc \u062f\u0627\u062f\u0647 \u0642\u0648\u06cc \u0628\u0627 \u0633\u0647\u0648\u0644\u062a"},"content":{"rendered":"
\n

\u0648\u06cc\u0698\u06af\u06cc \u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc DynamoDB \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0646\u06af\u0627\u0634\u062a \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0631\u0627 \u0628\u06cc\u0646 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0648 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0648\u06cc\u0698\u06af\u06cc-\u0645\u0642\u062f\u0627\u0631 DynamoDB \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u0628\u0647 \u0648\u06cc\u0698\u0647 \u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u06cc\u0627 \u0633\u0641\u0627\u0631\u0634\u06cc\u060c \u0645\u0627\u0646\u0646\u062f enums \u06cc\u0627 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634\u060c \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0637\u0648\u0631 \u0628\u0648\u0645\u06cc \u062a\u0648\u0633\u0637 DynamoDB \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0634\u0648\u0646\u062f\u060c \u0645\u0641\u06cc\u062f \u0627\u0633\u062a.<\/p>\n

\u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u06a9\u062f \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0631\u0627 \u0633\u0627\u062f\u0647 \u06a9\u0631\u062f\u0647 \u0648 \u0645\u0642\u062f\u0627\u0631 \u06a9\u062f \u062f\u06cc\u06af \u0628\u062e\u0627\u0631 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0628\u0631\u0627\u06cc \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc \u0628\u06cc\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0648 DynamoDB \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u06cc\u062f. \u0645\u0628\u062f\u0644\u200c\u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u0646\u062f \u0628\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u0632\u0627\u0646 \u062f\u0627\u062f\u0647\u200c\u0627\u06cc \u06a9\u0647 \u0628\u0627\u06cc\u062f \u0628\u06cc\u0646 \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627 \u0648 DynamoDB \u0645\u0646\u062a\u0642\u0644 \u0634\u0648\u062f \u0648 \u0628\u0627 \u0627\u062c\u0627\u0632\u0647 \u062f\u0627\u062f\u0646 \u0628\u0647 \u0634\u0645\u0627 \u0628\u0631\u0627\u06cc \u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0631\u0648\u0634 \u0630\u062e\u06cc\u0631\u0647\u200c\u0633\u0627\u0632\u06cc \u0648 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u0631\u0627 \u0628\u0647\u0628\u0648\u062f \u0628\u062e\u0634\u0646\u062f.<\/p>\n

\u0647\u062f\u0641 \u0627\u06cc\u0646 \u0645\u0642\u0627\u0644\u0647 \u0646\u0634\u0627\u0646 \u062f\u0627\u062f\u0646 \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0648 \u0646\u0648\u0639 \u062e\u0627\u0635 \u0645\u0628\u062f\u0644 \u0633\u0641\u0627\u0631\u0634\u06cc \u062f\u0631 DynamoDB \u0627\u0633\u062a: \u0645\u0628\u062f\u0644 Enum \u0648 \u0645\u0628\u062f\u0644 \u0634\u06cc \u0627\u0631\u0632\u0634. \u0627\u06cc\u0646 \u0645\u0628\u062f\u0644 \u0647\u0627 \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635 \u0628\u0631\u0627\u06cc \u0646\u06af\u0627\u0634\u062a enums \u0648 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634 \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628 \u0628\u0647 \u0648 \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc DynamoDB \u0645\u0641\u06cc\u062f \u0647\u0633\u062a\u0646\u062f. \u0645\u0627 \u0646\u0645\u0648\u0646\u0647\u200c\u0647\u0627\u06cc\u06cc \u0627\u0632 \u06a9\u062f \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u0648 \u062f\u0631 \u0645\u0648\u0631\u062f \u0628\u0631\u062e\u06cc \u0627\u0632 \u0645\u0648\u0636\u0648\u0639\u0627\u062a \u067e\u06cc\u0634\u0631\u0641\u062a\u0647 \u0645\u0631\u062a\u0628\u0637 \u0628\u0627 \u0645\u0628\u062f\u0644\u200c\u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u062f\u0631 DynamoDB \u0628\u062d\u062b \u062e\u0648\u0627\u0647\u06cc\u0645 \u06a9\u0631\u062f.<\/p>\n

\u0645\u0628\u062f\u0644 Enum DynamoDB<\/strong> \u0628\u0647 \u0634\u0645\u0627 \u0627\u06cc\u0646 \u0627\u0645\u06a9\u0627\u0646 \u0631\u0627 \u0645\u06cc \u062f\u0647\u062f \u06a9\u0647 \u0628\u06cc\u0646 dotnet \u06cc\u0627 \u0647\u0631 \u0632\u0628\u0627\u0646 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u062f\u0647 \u062f\u06cc\u06af\u0631 enums \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc DynamoDB \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u0645\u0641\u06cc\u062f \u0627\u0633\u062a \u0632\u06cc\u0631\u0627 DynamoDB \u0628\u0647 \u0637\u0648\u0631 \u0628\u0648\u0645\u06cc \u0641\u0642\u0637 \u0627\u0632 \u0645\u062c\u0645\u0648\u0639\u0647 \u0645\u062d\u062f\u0648\u062f\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627 \u0645\u0627\u0646\u0646\u062f \u0631\u0634\u062a\u0647 \u0647\u0627\u060c \u0627\u0639\u062f\u0627\u062f \u0648 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0627\u06cc\u0646\u0631\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0645\u06cc \u06a9\u0646\u062f. \u0628\u0627 Enum Converter\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f enum \u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0631\u0627 \u0628\u0647 \u0627\u06cc\u0646 \u0646\u0648\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0628\u0648\u0645\u06cc \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f \u0648 \u0622\u0646\u0647\u0627 \u0631\u0627 \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0648\u06cc\u0698\u06af\u06cc \u062f\u0631 DynamoDB \u0630\u062e\u06cc\u0631\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n

\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0646\u062d\u0648\u0647 \u0627\u06cc\u062c\u0627\u062f \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 Enum Converter \u062f\u0631 DynamoDB \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n

\n
using Amazon.DynamoDBv2.DataModel;\nusing Amazon.DynamoDBv2.DocumentModel;\n\npublic enum PaymentMethod\n{\n    CreditCard,\n    PayPal,\n    Bitcoin\n}\n\npublic class PaymentMethodConverter : IPropertyConverter\n{\n    public DynamoDBEntry ToEntry(object value)\n    {\n        return new Primitive((value as PaymentMethod).ToString());\n    }\n\n    public object FromEntry(DynamoDBEntry entry)\n    {\n        return Enum.Parse(typeof(PaymentMethod), entry.AsString());\n    }\n}\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0633\u067e\u0633 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0627\u06cc\u0646 \u0645\u0628\u062f\u0644 \u062f\u0631 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u062e\u0648\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n
\n
[DynamoDBTable(\"Orders\")]\npublic class Order\n{\n    [DynamoDBProperty(\"paymentMethod\"), DynamoDBTypeConverter(typeof(PaymentMethodConverter))]\n    public PaymentMethod PaymentMethod { get; set; }\n\n    \/\/ ... other properties and methods\n}\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0627\u0631\u0632\u0634 \u0627\u0634\u06cc\u0627\u0621<\/strong> \u0645\u0641\u0647\u0648\u0645\u06cc \u062f\u0631 \u062a\u0648\u0633\u0639\u0647 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0627\u0633\u062a \u06a9\u0647 \u0646\u0634\u0627\u0646 \u062f\u0647\u0646\u062f\u0647 \u06cc\u06a9 \u0645\u0642\u062f\u0627\u0631 \u062a\u063a\u06cc\u06cc\u0631\u0646\u0627\u067e\u0630\u06cc\u0631 \u06cc\u0627 \u0645\u062c\u0645\u0648\u0639\u0647 \u0627\u06cc \u0627\u0632 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0628\u0627 \u06cc\u06a9 \u0631\u0641\u062a\u0627\u0631 \u062e\u0627\u0635 \u0627\u0633\u062a.  \u0622\u0646\u0647\u0627 \u0631\u0627 \u0645\u06cc \u062a\u0648\u0627\u0646 \u0628\u0631\u0627\u06cc \u06a9\u067e\u0633\u0648\u0644\u0647 \u06a9\u0631\u062f\u0646 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u06cc\u0627 \u0633\u0641\u0627\u0631\u0634\u06cc \u06a9\u0647 \u062f\u0631 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u0633\u0627\u062f\u0647 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc\u06cc \u0645\u0627\u0646\u0646\u062f DynamoDB \u0642\u0631\u0627\u0631 \u0646\u0645\u06cc \u06af\u06cc\u0631\u0646\u062f\u060c \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0631\u062f.  \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634 \u0645\u0639\u0645\u0648\u0644\u0627\u064b \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 \u06a9\u0644\u0627\u0633\u200c\u0647\u0627\u06cc \u062a\u063a\u06cc\u06cc\u0631\u0646\u0627\u067e\u0630\u06cc\u0631 \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u06a9\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627\u06cc \u062e\u0648\u062f \u0631\u0627 \u0627\u0632 \u0637\u0631\u06cc\u0642 \u06af\u06cc\u0631\u0646\u062f\u0647\u200c\u0647\u0627 \u062f\u0631 \u0645\u0639\u0631\u0636 \u0646\u0645\u0627\u06cc\u0634 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u0646\u062f \u0648 \u0647\u06cc\u0686 \u062a\u0646\u0638\u06cc\u0645\u200c\u06a9\u0646\u0646\u062f\u0647 \u06cc\u0627 \u062c\u0647\u0634\u200c\u062f\u0647\u0646\u062f\u0647 \u062f\u06cc\u06af\u0631\u06cc \u0646\u062f\u0627\u0631\u0646\u062f.<\/p>\n
\u0645\u0632\u0627\u06cc\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634\u06cc \u0646\u0633\u0628\u062a \u0628\u0647 \u0646\u0645\u0648\u0646\u0647 \u0647\u0627\u06cc \u0627\u0648\u0644\u06cc\u0647 \u06cc\u0627 \u0633\u0627\u062f\u0647 \u0634\u0627\u0645\u0644 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0627\u06cc\u0645\u0646\u06cc \u0646\u0648\u0639\u060c \u06a9\u067e\u0633\u0648\u0644\u0647 \u0633\u0627\u0632\u06cc \u0628\u0647\u062a\u0631 \u0648 \u06a9\u062f \u06af\u0648\u06cc\u0627\u062a\u0631 \u0627\u0633\u062a.  \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u062d\u062a\u0645\u0627\u0644 \u062e\u0637\u0627\u0647\u0627\u06cc \u0646\u0627\u0634\u06cc \u0627\u0632 \u0627\u0646\u0648\u0627\u0639 \u06cc\u0627 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0646\u0627\u062f\u0631\u0633\u062a \u0631\u0627 \u06a9\u0627\u0647\u0634 \u062f\u0647\u06cc\u062f \u0648 \u06a9\u062f \u062e\u0648\u062f \u0631\u0627 \u062e\u0648\u0627\u0646\u0627\u062a\u0631 \u0648 \u0642\u0627\u0628\u0644 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u062a\u0631 \u06a9\u0646\u06cc\u062f.<\/p>\n
\u0645\u0628\u062f\u0644 Object Value DynamoDB \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0628\u06cc\u0646 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634 \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc DynamoDB \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc \u06a9\u0646\u06cc\u062f.<\/p>\n
\u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0645\u062b\u0627\u0644\u06cc \u0627\u0632 \u0646\u062d\u0648\u0647 \u0627\u06cc\u062c\u0627\u062f \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06cc\u06a9 \u0645\u0628\u062f\u0644 \u0634\u06cc \u0627\u0631\u0632\u0634 \u062f\u0631 DynamoDB \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a:<\/p>\n
\n
using Amazon.DynamoDBv2.DataModel;\nusing Newtonsoft.Json;\n\npublic class Address\n{\n    public string Street { get; set; }\n    public string City { get; set; }\n    public string State { get; set; }\n    public string ZipCode { get; set; }\n}\n\npublic class AddressConverter : IPropertyConverter\n{\n    public DynamoDBEntry ToEntry(object value)\n    {\n        return new Primitive(JsonConvert.SerializeObject(value));\n    }\n\n    public object FromEntry(DynamoDBEntry entry)\n    {\n        return JsonConvert.DeserializeObject(entry.AsString(), typeof(Address));\n    }\n}\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0645\u0627 \u0627\u0632 Newtonsoft.Json \/ System.Text \u0628\u0631\u0627\u06cc \u062a\u0628\u062f\u06cc\u0644 \u0634\u06cc \u0645\u0642\u062f\u0627\u0631 \u0628\u0647\/\u0627\u0632 \u0631\u0634\u062a\u0647 JSON \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc \u06a9\u0646\u06cc\u0645.  \u0633\u067e\u0633 \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u0645 \u0627\u0632 \u0627\u06cc\u0646 \u0645\u0628\u062f\u0644 \u062f\u0631 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u062e\u0648\u062f \u0628\u0647 \u0635\u0648\u0631\u062a \u0632\u06cc\u0631 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u0645:<\/p>\n
\n
[DynamoDBTable(\"Customers\")]\npublic class Customer\n{\n    [DynamoDBProperty(\"address\"), DynamoDBTypeConverter(typeof(AddressConverter))]\n    public Address Address { get; set; }\n\n    \/\/ ... other properties and methods\n}\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
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\u06af\u0627\u0647\u06cc \u0627\u0648\u0642\u0627\u062a\u060c \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0634\u0645\u0627 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0634\u0627\u0645\u0644 \u0627\u0634\u06cc\u0627\u0621 \u062a\u0648\u062f\u0631\u062a\u0648 \u0628\u0627\u0634\u062f\u060c \u062c\u0627\u06cc\u06cc \u06a9\u0647 \u06cc\u06a9 \u0634\u06cc \u0634\u0627\u0645\u0644 \u0634\u06cc \u062f\u06cc\u06af\u0631\u06cc \u0628\u0647 \u0639\u0646\u0648\u0627\u0646 \u0648\u06cc\u0698\u06af\u06cc \u0627\u0633\u062a.  \u062f\u0631 \u0627\u06cc\u0646 \u0645\u0648\u0627\u0631\u062f\u060c \u0645\u06cc \u062a\u0648\u0627\u0646\u06cc\u062f \u0627\u0632 \u062a\u0631\u06a9\u06cc\u0628\u06cc \u0627\u0632 \u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0627\u0634\u06cc\u0627\u0621 \u062a\u0648\u062f\u0631\u062a\u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n
\u0628\u0631\u0627\u06cc \u0645\u062b\u0627\u0644\u060c \u0641\u0631\u0636 \u06a9\u0646\u06cc\u062f \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0632\u06cc\u0631 \u0631\u0627 \u062f\u0627\u0631\u06cc\u0645:<\/p>\n
\n
using Amazon.DynamoDBv2.DataModel;\nusing Newtonsoft.Json;\nusing System.Collections.Generic;\n\npublic class Address\n{\n    public string Street { get; set; }\n    public string City { get; set; }\n    public string State { get; set; }\n    public string ZipCode { get; set; }\n}\n\npublic class Customer\n{\n    public string CustomerId { get; set; }\n    public Address Address { get; set; }\n}\n\npublic class Order\n{\n    public string OrderId { get; set; }\n    public Customer Customer { get; set; }\n}\n\npublic class AddressConverter : IPropertyConverter\n{\n    public DynamoDBEntry ToEntry(object value)\n    {\n        return new Primitive(JsonConvert.SerializeObject(value));\n    }\n\n    public object FromEntry(DynamoDBEntry entry)\n    {\n        return JsonConvert.DeserializeObject(entry.AsString(), typeof(Address));\n    }\n}\n\npublic class CustomerConverter : IPropertyConverter\n{\n    public DynamoDBEntry ToEntry(object value)\n    {\n        var customer = (Customer)value;\n        var address = new AttributeValue(new AddressConverter().ToEntry(customer.Address));\n\n        var map = new Dictionary<string, AttributeValue>\n        {\n            {\"CustomerId\", new AttributeValue(customer.CustomerId)},\n            {\"Address\", address}\n        };\n\n        return new AttributeValue(map);\n    }\n\n    public object FromEntry(DynamoDBEntry entry)\n    {\n        var map = entry.M;\n\n        return new Customer\n        {\n            CustomerId = map[\"CustomerId\"].S,\n            Address = (Address)new AddressConverter().FromEntry(map[\"Address\"].S)\n        };\n    }\n}\n\npublic class OrderConverter : IPropertyConverter\n{\n    public DynamoDBEntry ToEntry(object value)\n    {\n        var order = (Order)value;\n        var customer = new AttributeValue(new CustomerConverter().ToEntry(order.Customer));\n\n        var map = new Dictionary<string, AttributeValue>\n        {\n            {\"OrderId\", new AttributeValue(order.OrderId)},\n            {\"Customer\", customer}\n        };\n\n        return new AttributeValue(map);\n    }\n\n    public object FromEntry(DynamoDBEntry entry)\n    {\n        var map = entry.M;\n\n        return new Order\n        {\n            OrderId = map[\"OrderId\"].S,\n            Customer = (Customer)new CustomerConverter().FromEntry(map[\"Customer\"].M)\n        };\n    }\n}\n\n<\/code><\/pre>\n
\n
\n    \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n
    \u0627\u0632 \u062d\u0627\u0644\u062a \u062a\u0645\u0627\u0645 \u0635\u0641\u062d\u0647 \u062e\u0627\u0631\u062c \u0634\u0648\u06cc\u062f<\/title>\n    \n<\/svg><\/p>\n<\/div>\n<\/div>\n<\/div>\n
\u0628\u0647 \u0637\u0648\u0631 \u062e\u0644\u0627\u0635\u0647\u060c \u0646\u062d\u0648\u0647 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u062f\u0631 DynamoDB \u0628\u0631\u0627\u06cc \u0646\u0642\u0634\u0647 \u0628\u0631\u062f\u0627\u0631\u06cc \u0628\u06cc\u0646 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u0634\u0645\u0627 \u0648 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc DynamoDB \u0631\u0627 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0631\u062f\u0647 \u0627\u06cc\u0645.  \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635\u060c \u0645\u0627 \u0628\u0647 Enum Converter \u0648 Value Object Converter \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc\u06cc \u0628\u0631\u0627\u06cc \u0646\u06af\u0627\u0634\u062a enums C# \u0648 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634\u060c \u0628\u0647 \u062a\u0631\u062a\u06cc\u0628\u060c \u0628\u0647 \u0645\u0642\u0627\u062f\u06cc\u0631 \u0648\u06cc\u0698\u06af\u06cc DynamoDB \u0646\u06af\u0627\u0647 \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645.  \u0645\u0627 \u0647\u0645\u0686\u0646\u06cc\u0646 \u0628\u0631\u062e\u06cc \u0627\u0632 \u0645\u0648\u0636\u0648\u0639\u0627\u062a \u067e\u06cc\u0634\u0631\u0641\u062a\u0647 \u0631\u0627 \u067e\u0648\u0634\u0634 \u062f\u0627\u062f\u0647 \u0627\u06cc\u0645\u060c \u0645\u0627\u0646\u0646\u062f \u0645\u062f\u06cc\u0631\u06cc\u062a \u0627\u0634\u06cc\u0627\u0621 \u062a\u0648\u062f\u0631\u062a\u0648 \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u06a9\u062a\u0627\u0628\u062e\u0627\u0646\u0647 \u0647\u0627\u06cc \u0633\u0631\u06cc\u0627\u0644 \u0633\u0627\u0632\u06cc\/\u0622\u0634\u06cc\u0646\u0647 \u0633\u0627\u0632\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc.<\/p>\n
\u0645\u0645\u0646\u0648\u0646 \u06a9\u0647 \u062e\u0648\u0627\u0646\u062f\u06cc\u062f \u2764\ufe0f .<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"
\u0648\u06cc\u0698\u06af\u06cc \u0645\u0628\u062f\u0644 \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc DynamoDB \u0628\u0647 \u0634\u0645\u0627 \u0627\u0645\u06a9\u0627\u0646 \u0645\u06cc \u062f\u0647\u062f \u0646\u06af\u0627\u0634\u062a \u0647\u0627\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0631\u0627 \u0628\u06cc\u0646 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0628\u0631\u0646\u0627\u0645\u0647 \u062e\u0648\u062f \u0648 \u0645\u062f\u0644 \u062f\u0627\u062f\u0647 \u0648\u06cc\u0698\u06af\u06cc-\u0645\u0642\u062f\u0627\u0631 DynamoDB \u062a\u0639\u0631\u06cc\u0641 \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u0628\u0647 \u0648\u06cc\u0698\u0647 \u0647\u0646\u06af\u0627\u0645 \u06a9\u0627\u0631 \u0628\u0627 \u0627\u0646\u0648\u0627\u0639 \u062f\u0627\u062f\u0647 \u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 \u06cc\u0627 \u0633\u0641\u0627\u0631\u0634\u06cc\u060c \u0645\u0627\u0646\u0646\u062f enums \u06cc\u0627 \u0627\u0634\u06cc\u0627\u0621 \u0627\u0631\u0632\u0634\u060c \u06a9\u0647 \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0628\u0647 \u0637\u0648\u0631 \u0628\u0648\u0645\u06cc \u062a\u0648\u0633\u0637 DynamoDB \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0646\u0634\u0648\u0646\u062f\u060c \u0645\u0641\u06cc\u062f \u0627\u0633\u062a. …<\/p>\n","protected":false},"author":2,"featured_media":11562,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[339],"tags":[],"class_list":["post-11561","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dev"],"_links":{"self":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/11561","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/comments?post=11561"}],"version-history":[{"count":0,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/posts\/11561\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media\/11562"}],"wp:attachment":[{"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/media?parent=11561"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/categories?post=11561"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nabfollower.com\/blog\/wp-json\/wp\/v2\/tags?post=11561"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}