Difference between : Redux and Relay

Both are Flux implementations, a Facebook framework for managing application’s state. Redux: general javascript library which helps handle state management in your application. Redux is not react-dependent and can be used with any library. The react-redux library is used to easily integrate react with redux. In redux the application state is located in a single … Read more

How to type an exported RelayContainer

as @gre pointed out, now the Relay Compiler generates Flow types for the fragment and these are exported in generated files within a __generated__ subdirectory. generating said file by running the Relay Compiler relay-compiler –src ./src –schema ./schema.json You would then import the flow types for the field props like so: import type { MyComponent_myField … Read more

When should I use a Relay GraphQL connection and when a plain list?

Connections More powerful and flexible than simple lists. Support pagination (forward and back), with cursors. Fine-grained mutation support (eg. RANGE_ADD, RANGE_DELETE, NODE_DELETE, as described in the guide). Requires a first or last argument in order to limit the size of the result set. Has an edges field that provides a place to locate per-edge, edge-specific … Read more

In Relay, what role do the node interface and the global ID spec play?

The Node root field, in combination with globally unique IDs, comes into play when Relay needs to refetch an object. Refetching occurs when you call this.props.relay.forceFetch() or when you add fields to the query for an object whose global ID is known because it has already been partially fetched. In cases like these, Relay will … Read more

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