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Visual C#® 2012: How to Program, Fifth Edition by Harvey Deitel, Paul Deitel

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Summary

Section 9.1 Introduction

• .NET’s collection classes provide reusable data structures that are reliable, powerful and efficient.

Lists automatically increase their size to accommodate additional elements.

• Large amounts of data are often stored in a database—an organized collection of data. Today’s most popular database systems are relational databases. SQL is the international standard language used almost universally with relational databases to perform queries (i.e., to request information that satisfies given criteria).

• LINQ allows you to write query expressions (similar to SQL queries) that retrieve information from a wide variety of data sources. You can query arrays and Lists, selecting elements that satisfy a set of conditions—this ...

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