(圖說：主要車站透過四通八達的路網，串連各個城市之間的人與貨。 Amazon AppSync 也串連各個軟體之間的資與料。 圖片來源：Photo by Raymond Kotewicz on Unsplash。)
參考資料 Reference
範例
- Single-table vs multi-table DynamoDB design patterns with GraphQL APIs and AWS AppSync, 2022-08-03, by Joe Tronolone, and Alex DeBrie (AWS Data Hero) (with two 10-min videos)