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Microsoft® ASP.NET 4 Step by Step by George Shepherd

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Chapter 15. Application Data Caching

After completing this chapter, you will be able to

  • Improve the performance of your application by using the application data cache.

  • Avoid unnecessary round-trips to the database.

  • Manage items in the application data cache.

This chapter covers built-in data-caching features in ASP.NET. Caching is a long-standing means of improving the performance of any software system. The idea is to place frequently used data in quickly accessed media. Even though access times for mass storage continue to improve, accessing data from a standard hard disk is much slower than accessing it in memory. By taking often-used data and making it available quickly, you can improve the performance of your application dramatically.

The ASP.NET ...

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