Complexity of Dependencies
In a dynamic web application, content often depends on multiple factors, such as user preferences, device type, location, and real-time data. Determining which content needs to be invalidated based on these dependencies can be complex.
Why is Cache Invalidation Difficult?
Caching is a technique used to store copies of frequently accessed or computed data to reduce latency and improve performance. However, ensuring that cached data remains valid and up-to-date can be complex. Below are the reasons why is Cache Invalidation Difficult.