create_table.cpp

// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
/**
 * Before running this C++ code example, set up your development environment, including your credentials.
 *
 * For more information, see the following documentation topic:
 *
 * https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started.html
 *
 * For information on the structure of the code examples and how to build and run the examples, see
 * https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started-code-examples.html.
 *
 **/

// snippet-start:[dynamodb.cpp.create_table.inc]
#include <aws/core/Aws.h>
#include <aws/dynamodb/DynamoDBClient.h>
#include <aws/dynamodb/model/AttributeDefinition.h>
#include <aws/dynamodb/model/CreateTableRequest.h>
#include <aws/dynamodb/model/KeySchemaElement.h>
#include <aws/dynamodb/model/ProvisionedThroughput.h>
#include <aws/dynamodb/model/ScalarAttributeType.h>
#include <iostream>
// snippet-end:[dynamodb.cpp.create_table.inc]
#include "dynamodb_samples.h"

// snippet-start:[dynamodb.cpp.create_table.code]
//! Create an Amazon DynamoDB table.
/*!
  \sa createTable()
  \param tableName: Name for the DynamoDB table.
  \param primaryKey: Primary key for the DynamoDB table.
  \param clientConfiguration: AWS client configuration.
  \return bool: Function succeeded.
 */
bool AwsDoc::DynamoDB::createTable(const Aws::String &tableName,
                                   const Aws::String &primaryKey,
                                   const Aws::Client::ClientConfiguration &clientConfiguration) {
    Aws::DynamoDB::DynamoDBClient dynamoClient(clientConfiguration);

    std::cout << "Creating table " << tableName <<
              " with a simple primary key: \"" << primaryKey << "\"." << std::endl;

    Aws::DynamoDB::Model::CreateTableRequest request;

    Aws::DynamoDB::Model::AttributeDefinition hashKey;
    hashKey.SetAttributeName(primaryKey);
    hashKey.SetAttributeType(Aws::DynamoDB::Model::ScalarAttributeType::S);
    request.AddAttributeDefinitions(hashKey);

    Aws::DynamoDB::Model::KeySchemaElement keySchemaElement;
    keySchemaElement.WithAttributeName(primaryKey).WithKeyType(
            Aws::DynamoDB::Model::KeyType::HASH);
    request.AddKeySchema(keySchemaElement);

    Aws::DynamoDB::Model::ProvisionedThroughput throughput;
    throughput.WithReadCapacityUnits(5).WithWriteCapacityUnits(5);
    request.SetProvisionedThroughput(throughput);
    request.SetTableName(tableName);

    const Aws::DynamoDB::Model::CreateTableOutcome &outcome = dynamoClient.CreateTable(
            request);
    if (outcome.IsSuccess()) {
        std::cout << "Table \""
                  << outcome.GetResult().GetTableDescription().GetTableName() <<
                  " created!" << std::endl;
    }
    else {
        std::cerr << "Failed to create table: " << outcome.GetError().GetMessage()
                  << std::endl;
        return false;
    }

    return waitTableActive(tableName, dynamoClient);
}
// snippet-end:[dynamodb.cpp.create_table.code]

/*
 *
 *  main function
 *
 *  Usage: 'run_create_table <table> <primary_key>'
 *
 */

#ifndef TESTING_BUILD

int main(int argc, char **argv) {
     if (argc != 3) {
        std::cout << R"(
Usage:
   run_create_table <table> <primary_key>
Where:
   table - table to create.
   primary_key - primary key for table.
Example:
   run_create_table HelloTable myKey)" << std::endl;

        return 1;
    }

    Aws::SDKOptions options;

    Aws::InitAPI(options);
    {
        const Aws::String tableName(argv[1]);
        const Aws::String primaryKey(argv[2]);

         Aws::Client::ClientConfiguration clientConfig;
        // Optional: Set to the AWS Region (overrides config file).
        // clientConfig.region = "us-east-1";

        AwsDoc::DynamoDB::createTable(tableName, primaryKey, clientConfig);
    }
    Aws::ShutdownAPI(options);
    return 0;
}
#endif // TESTING_BUILD