What is caching in .NET Core?

Updated Apr 28, 2026

Short answer

Caching stores frequently accessed data to improve performance.

Deep explanation

.NET Core supports in-memory caching and distributed caching (like Redis). It reduces database load and improves response time.

Real-world example

Caching product data in e-commerce applications.

Common mistakes

  • Improper cache invalidation.

Follow-up questions

  • What is distributed caching?
  • When should you use Redis?

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