AWS Code Sample
Catalog

CreateTable.java

CreateTable.java demonstrates how to create a DynamoDB table.

/* Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved. This file is licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with the License. A copy of the License is located at http://aws.amazon.com/apache2.0/ This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ package com.example.dynamodb; import software.amazon.awssdk.services.dynamodb.model.DynamoDbException; import software.amazon.awssdk.services.dynamodb.DynamoDbClient; import software.amazon.awssdk.services.dynamodb.model.AttributeDefinition; import software.amazon.awssdk.services.dynamodb.model.CreateTableRequest; import software.amazon.awssdk.services.dynamodb.model.CreateTableResponse; import software.amazon.awssdk.services.dynamodb.model.KeySchemaElement; import software.amazon.awssdk.services.dynamodb.model.KeyType; import software.amazon.awssdk.services.dynamodb.model.ProvisionedThroughput; import software.amazon.awssdk.services.dynamodb.model.ScalarAttributeType; /** * Create a DynamoDB table. * * Takes the name of the table to create. The table will contain a single * primary key, "Name". * * This code expects that you have AWS credentials set up per: * http://docs.aws.amazon.com/java-sdk/latest/developer-guide/setup-credentials.html */ public class CreateTable { public static void main(String[] args) { final String USAGE = "\n" + "Usage:\n" + " CreateTable <table>\n\n" + "Where:\n" + " table - the table to create.\n\n" + "Example:\n" + " CreateTable HelloTable\n"; if (args.length < 1) { System.out.println(USAGE); System.exit(1); } /* Read the name from command args */ String table_name = args[0]; System.out.format( "Creating table \"%s\" with a simple primary key: \"Name\".\n", table_name); CreateTableRequest request = CreateTableRequest.builder() .attributeDefinitions(AttributeDefinition.builder() .attributeName("Name") .attributeType(ScalarAttributeType.S) .build()) .keySchema(KeySchemaElement.builder() .attributeName("Name") .keyType(KeyType.HASH) .build()) .provisionedThroughput(ProvisionedThroughput.builder() .readCapacityUnits(new Long(10)) .writeCapacityUnits(new Long(10)) .build()) .tableName(table_name) .build(); DynamoDbClient ddb = DynamoDbClient.create(); try { CreateTableResponse response = ddb.createTable(request); System.out.println(response.tableDescription().tableName()); } catch (DynamoDbException e) { System.err.println(e.getMessage()); System.exit(1); } System.out.println("Done!"); } }

Sample Details

Service: dynamodb

Author: soo-aws

Type: full-example

On this page: