File_is_ready

A front-end UI displays a "Processing" spinner until the server confirms the file is saved and ready for viewing.

Producers send a message to a queue (like RabbitMQ) only after the file is successfully written to storage. file_is_ready

Data warehouses wait for this flag before starting "Extract, Transform, Load" jobs to avoid reading truncated data. A front-end UI displays a "Processing" spinner until