convex-realtime

Real-time data synchronization in React components is automated by using the useQuery hook to create subscriptions that render live updates directly from the database. This eliminates manual subscription boilerplate and ensures consistent UI state.

Optimistic updates with Convex are handled automatically alongside useQuery and useMutation hooks to keep the UI consistent. The system ensures all active subscriptions view a consistent snapshot of the database state while minimizing redundant re-renders.

Cursor-based pagination in Convex supports paginated queries using cursor semantics for scalable data loading. This allows React components to efficiently load large datasets incrementally without overwhelming the real-time subscriptions.

Convex smart caching automatically caches query results and shares them across multiple React components to reduce redundant requests. This ensures efficient updates by only re-rendering components when the relevant subscribed data actually changes.

You need to use useQuery and useMutation hooks when adhering to Convex client patterns to automate real-time data subscriptions and mutations. These hooks manage the reactive data flow, requiring the Convex API to synchronize state automatically.