Hasura Con'21 Recap - GraphQL subscriptions

Transcript

1. HASURA CON
   21
   Recap
   
   
   Part
   1
   karszawa
   

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2. @karszawa
   
   
   Engineering Lead at dinii Inc.
   
   
   TypeScript, React, GraphQL
   
   
   

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3. Hasura Con
   2 1
   
   SQL Server subscriptions: Up and running
   
   
   Delivering real-time statistics for the
   2
   021
   Olympics
   
   
   

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4. GraphQL subscription
   
   
   Hasura WebSocket
   
   
   query
   
   
   Firestore onSnapshot
   
   
   Hasura onSnapshot
   

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5. Delivering real-time statistics for the
   2
   0
   2 1
   Olympics
   The Washington Post
   
   
   non-Hasura
   
   
   AWS Step Function, Amazon Simple Queue Service, Pusher
   

   Hasura with subscription
   
   
   Simple & Easy
   

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6. KD
   KD
   

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7. Hasura subscription
   
   
   1 1 SQL
   
   
   WebSocket
   
   
   multiplexing
   
   
   
   🤨
   
   
   😄
   
   
   っ
   select *
   🤨
   from orde
   r
   
   where customerId = xxx
   select *
   🤨
   from orde
   r
   
   where customerId = yyy
   select *
   😄
   from orde
   r
   
   wher
   e
   
   customerId = xxx O
   R
   
   customerId = yyy
   

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8. KD 1
   

   

   

   
   Cloud Run Hasura 50
   
   
   10
   
   
   Cloud SQL PostgreSQL CPU 90
   
   
   60%
   
   
   
   
   🤔
   
   
   multiplexing 💡
   

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9. multiplexing
   😔
   

   
   

   Cloud Run 80
   
   
   80 250 WebSocket
   

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10. WebSocket Cloud Run
    

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11. Hasura NG 🙅
    
    
    ⾒ Hasura DB
    

    Cloud Run
    
    
    App Engine
    

    Hasura Cloud
    
    
    っ DB GCP
    

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12. KD 30 🤯
    

    
    
    DB
    
    
    Hasura
    
    
    KD subscription
    
    
    1,2s 30s
    

    
    
    1,2s
    

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13. Hasura 1 1 SQL
    
    
    1
    
    
    ⾒
    
    
    Cloud SQL
    

    

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14. PostgreSQL
    
    
    🎉
    

    subscription
    🙅
    Hasura
    
    
    Haskell
    

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15. 👋
    Hasura
    
    
    multiplexing
    
    
    っ 100
    

    
    
    っ 1
    
    
    っ
    
    
    
 

    MySQL PostgreSQL
    
    
    MySQL
    

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