dynamodb_ruby_example_load_movies.rb - AWS Code Sample

dynamodb_ruby_example_load_movies.rb

# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved. # SPDX-License-Identifier: Apache-2.0 require 'aws-sdk-dynamodb' require 'json' # Adds an item to a table in Amazon DynamoDB. # # @param dynamodb_client [Aws::DynamoDB::Client] An initialized # Amazon DynamoDB client. # @param table_item [Hash] The properties of the item, in the correct format. # @example # add_item_to_table( # Aws::DynamoDB::Client.new(region, 'us-west-2'), # { # table_name: 'Movies', # item: { # "year": 1985, # "title": "The Big Movie", # "info": { # "directors": ["Mary"], # "release_date": "1985-12-25T00:00:00Z", # "rating": 5.5, # "genres": [ # "Action", # "Drama" # ], # "image_url": "http://docs.aws.amazon.com/assets/images/aws_logo_dark.png", # "plot": "Nothing happens at all.", # "rank": 2, # "running_time_secs": 7380, # "actors": [ # "Larry", # "Moe", # "Curly" # ] # } # } # } # ) def add_item_to_table(dynamodb_client, table_item) dynamodb_client.put_item(table_item) puts "Added movie: #{table_item[:item]['title']} " \ "(#{table_item[:item]['year']})" rescue StandardError => e puts 'Error adding movie ' \ "#{table_item[:item]['title']} " \ "(#{table_item[:item]['year']})': #{e.message}" puts 'Program stopped.' exit 1 end # Full example call: def run_me region = 'us-west-2' table_name = 'Movies' data_file = 'moviedata.json' dynamodb_client = Aws::DynamoDB::Client.new(region: region) file = File.read(data_file) movies = JSON.parse(file) puts "Adding movies from file '#{data_file}' " \ "into table '#{table_name}'..." movies.each do |movie| table_item = { table_name: table_name, item: movie } add_item_to_table(dynamodb_client, table_item) end puts 'Done.' end run_me if $PROGRAM_NAME == __FILE__