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GraphQL vs Traditional REST API Vladimir Dejanović Prague, 18-19 October 2018

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@VladimirD_42 Vladimir Dejanović Let’s Meet @VladimirD_42 vladimir@itshark.xyz http://itshark.xyz

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@VladimirD_42 Vladimir Dejanović Let’s Meet http://itshark.xyz

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@VladimirD_42 Vladimir Dejanović Let’s Meet

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@VladimirD_42 Vladimir Dejanović Let’s Meet and Others...

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@VladimirD_42 @geecon Agenda

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@VladimirD_42 @geecon Agenda REST

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@VladimirD_42 @geecon Agenda REST GraphQL

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@VladimirD_42 @geecon Agenda REST GraphQL GraphQL vs REST

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@VladimirD_42 @geecon Agenda REST GraphQL GraphQL vs REST Questions

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@VladimirD_42 @geecon What is REST?

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@VladimirD_42 @geecon REST http://www.ics.uci.edu/~fielding/pubs/ dissertation/rest_arch_style.htm

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@VladimirD_42 @geecon REST Client-Server Architecture

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@VladimirD_42 @geecon REST Statelessness Client-Server Architecture

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@VladimirD_42 @geecon REST Statelessness Cacheability Client-Server Architecture

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@VladimirD_42 @geecon REST Statelessness Cacheability Layered System Client-Server Architecture

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@VladimirD_42 @geecon REST Statelessness Cacheability Layered System Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon REST Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon REST in real life

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@VladimirD_42 @geecon REST in real life

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@VladimirD_42 @geecon REST in real life

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@VladimirD_42 @geecon REST in real life

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@VladimirD_42 @geecon Simple Blog

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@VladimirD_42 @geecon Simple Blog Author id name

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@VladimirD_42 @geecon Simple Blog Author id name Post id title body authorId

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@VladimirD_42 @geecon Simple Blog Author id name Post id title body authorId Comment id text postId authorId

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@VladimirD_42 @geecon Simple Blog https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo Branch: rest-0.1

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@VladimirD_42 @geecon What is GraphQL?

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@VladimirD_42 @geecon GraphQL GraphQL is a query language for APIs

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@VladimirD_42 @geecon GraphQL is specification

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@VladimirD_42 @geecon GraphQL graphql-java

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@VladimirD_42 @geecon GraphQL Talking is boring Show Code

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@VladimirD_42 @geecon Simple Blog GraphQL Code https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo Branch: graphql-0.1

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon GraphQL Statelessness Cacheability Layered System Uniform Interface Client-Server Architecture Code on Demand (Optional)

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@VladimirD_42 @geecon REST Schema Optional

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@VladimirD_42 @geecon REST Schema Optional Good practice, but still optional

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@VladimirD_42 @geecon GraphQL Schema is MANDATORY

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon GraphQL

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@VladimirD_42 @geecon REST

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@VladimirD_42 @geecon Simple Blog GraphQL Code https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo Branch: graphql-0.2

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon Simple Blog GraphQL Code https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo Branch: graphql-0.3

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@VladimirD_42 @geecon GraphQL GraphQL is a query language for APIs

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@VladimirD_42 @geecon GraphQL API

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@VladimirD_42 @geecon GraphQL Powerful Query Language

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@VladimirD_42 @geecon GraphQL Client call the shots

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon GraphQL Post Comment Author

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@VladimirD_42 @geecon Abuse of GraphQL query { allPosts { title comments { text createdBy { name posts { title comments { text

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@VladimirD_42 @geecon Abuse of GraphQL query { allPosts { title comments { text createdBy { name posts { title comments { text

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@VladimirD_42 @geecon Protect from Abuse

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@VladimirD_42 @geecon Protect from Abuse Time Out

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@VladimirD_42 @geecon Protect from Abuse Time Out Max Query Depth

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@VladimirD_42 @geecon Protect from Abuse Time Out Max Query Depth Max Query Complexity

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@VladimirD_42 @geecon Protect from Abuse Time Out Max Query Depth Max Query Complexity Throttling

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@VladimirD_42 @geecon GraphQL query language for API

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@VladimirD_42 @geecon GraphQL query language for API Query

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@VladimirD_42 @geecon GraphQL query language for API Query Mutation

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@VladimirD_42 @geecon Simple Blog GraphQL Code https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo Branch: graphql-0.4

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@VladimirD_42 @geecon GraphQL query language for API Query Mutation Subscription

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@VladimirD_42 @geecon GraphQL questions to ask

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@VladimirD_42 @geecon GraphQL questions to ask Error Responses

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@VladimirD_42 @geecon GraphQL questions to ask Error Responses Performance & Cache

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@VladimirD_42 @geecon GraphQL questions to ask Error Responses Performance & Cache Authentication & Authorisation

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@VladimirD_42 @geecon GraphQL Vs Traditional REST API

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@VladimirD_42 @geecon GraphQL vs Traditional REST API “Similar”

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@VladimirD_42 @geecon GraphQL vs Traditional REST API “Similar” Tools & Knowledge

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@VladimirD_42 @geecon GraphQL vs Traditional REST API “Similar” Tools & Knowledge “Old Tricks”

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@VladimirD_42 @geecon GraphQL vs Traditional REST API GraphQL rich SDL

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@VladimirD_42 @geecon GraphQL vs Traditional REST API GraphQL rich SDL GraphQL powerful Query Language

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@VladimirD_42 @geecon Thank You

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@VladimirD_42 @geecon References https://github.com/vladimir-dejanovic/graphql- vs-traditional-rest-api-conftalk_demo http://www.ics.uci.edu/~fielding/pubs/dissertat ion/rest_arch_style.htm

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@VladimirD_42 Questions @VladimirD_42 vladimir@itshark.xyz http://itshark.xyz @geecon