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Developer's Guide to Microsoft® Enterprise Library, Visual Basic® Edition by Fernando Simonazzi, Bob Brumfield, Grigori Melnik, Nicolas Botto, Chris Tavares, Erik Renaud, Alex Homer

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Chapter 2. Much ADO about Data Access

Introduction

When did you last write an enterprise-level application where you didn’t need to handle data? And when you were handling data there was a good chance it came from some kind of relational database. Working with databases is the single most common task most enterprise applications need to accomplish, so it’s no surprise that the Data Access Application Block is the most widely used of all of the Enterprise Library blocks—and no coincidence that we decided to cover it in the first of the application block chapters in this book.

A great many of the millions of Enterprise Library users around the world first cut their teeth on the Data Access block. Why? Because it makes it easy to implement the most ...

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