createTable.ts

  const res = client
    .createTable({
      TableName: tableName,
      AttributeDefinitions: [
        {
          AttributeName: 'pk',
          AttributeType: 'S',
        },
        {
          AttributeName: 'sk',
          AttributeType: 'S',
        },
      ],
      KeySchema: [
        {
          AttributeName: 'pk',
          KeyType: 'HASH',
        },
        {
          AttributeName: 'sk',
          KeyType: 'RANGE',
        },
      ],
      BillingMode: 'PAY_PER_REQUEST',
    })
    .promise();