ASP.NET 4 Unleashed

Chapter 29. Caching Application Pages and Data

In This Chapter

• Overview of Caching

• Using Page Output Caching

• Using Partial Page Caching

• Using DataSource Caching

• Using Data Caching

• Using SQL Cache Dependencies

• Summary

The slowest operation that you can perform in an ASP.NET page is database access. Opening a database connection and retrieving data is a slow operation. The best way to improve the performance of your data access code is not to access the database at all.

By taking advantage of caching, you can cache your database records in memory. Retrieving data from a database is slow. Retrieving data from the cache, on the other hand, is lightning fast.

In this chapter, you learn about the different caching mechanisms supported ...