AWS Code Sample

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# # Copyright 2010-2019, 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 # # # # 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. # require "aws-sdk" Aws.config.update({ region: "us-west-2", endpoint: "http://localhost:8000" }) dynamodb = table_name = "Movies" params = { table_name: table_name, projection_expression: "#yr, title, info.genres, info.actors[0]", key_condition_expression: "#yr = :yyyy and title between :letter1 and :letter2", expression_attribute_names: { "#yr" => "year" }, expression_attribute_values: { ":yyyy" => 1992, ":letter1" => "A", ":letter2" => "L" } } puts "Querying for movies from 1992 - titles A-L, with genres and lead actor" begin result = dynamodb.query(params) puts "Query succeeded." result.items.each{|movie| print "#{movie["year"].to_i}: #{movie["title"]} ... " movie['info']['genres'].each{|gen| print gen + " " } print " ... #{movie["info"]["actors"][0]}\n" } rescue Aws::DynamoDB::Errors::ServiceError => error puts "Unable to query table:" puts "#{error.message}" end

Sample Details

Service: dynamodb

Last tested:

Author: AWS

Type: full-example

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