This Wrox Blox demonstrates various LINQ to SQL techniques to use in upgrading the “Articles” portion of TheBeerHouse application. The first step is migrating. This Wrox Blox introduces you to Language Integrated Query (LINQ), application programming interface (API) and set of extensions to the Visual. NET questions has written for Wrox a short example Migrating to LINQ to SQL in TheBeerHouse and Website Programming.

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A Windows form example uses Astoria’s. This book concentrates on hands-on development of practical Windows and Web applications that demonstrate C and VB programming techniques to bring you up to speed on LINQ technologies.

You learn how to compile queries for improved performance, and create mock object classes for testing without the overhead of queries against relational persistence stores. March 21st, C and VB Sample projects demonstrate the programming techniques.

Need to download code? After you purchase and download this title, you: It continues with demonstrating use of partial classes for the ModelName Entities and EntityName objects, executing eSQL ObjectQuery s, and deferred or eager loading of associated entities, including ordering and filtering the associated entities.

Click on their post! Later chapters describe eSQL and these objects in greater detail. You learn how to use VB 9. The second half is devoted to the ADO.


LINQ to SQL example for TheBeerHouse in Wrox Blox

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If you have any questions about these restrictions, you may contact Customer Care at 8 a. NET, the author uses C throughout this Wrox Blox, so readers should have at least an intermediate wrlx of understanding with C. Readers will become comfortable working with Entities Tablesnavigating Associations Relationshipsand working with stored procedures from a LINQ standpoint, throughout the implementation.

Leverage LINQ in ASP.NET 3.5 Projects

Password Reminder Password Register. After you purchase and download this title, you: Please read our Privacy Policy. Sample C and VB queries with these business objects as data sources are more expressive than those using a arrays of a few integers or last names. Take 15 returns the first 15 records starting from the Row position defined in Skip.

Any Wrox Blox you purchase from this site will come with certain wrx that allow Wiley to protect the copyrights lijq its products.

If you have any issues related to Technical Support, please contact us at United States only or International 8 a. LINQ is Microsoft’s first attempt to define a universal query language for a diverse set of in-memory collections of generic objects, entities persisted in relational database tables, and element and attributes of XML documents or fragments, as well as a wide variety of other data types, such as RSS and Atom syndication feeds.

Any Wrox Blox you purchase from this site will come with certain restrictions that allow Wiley to protect the copyrights of its products. It starts with a detailed description arox the ObjectContext.


Hi Jimi, Enjoy the article! Closes with a tutorial for using the ASP. This is a community of tens of thousands of software programmers and website developers including Wrox book authors and readers. Registration is fast, simple and absolutely free. This title is out-of-print and not currently available for purchase from this site. Paging is quite simple using LINQ, a basic method might be something like this: Most code examples emulate real-world data sources, such as the Northwind sample database running on SQL Server or Express Edition, and collections derived from its tables.

If you have any wrx related to Technical Support, wwrox contact us at United States only or International 8 a. After you purchase and download this title, you:.

Professional with LINQ and the Entity Framework – Wrox

Are entitled to three downloads. All times are GMT October 1st, The code is now available at the usual location at: ObjectStateManager and its child objects, which perform object identification and change tracking operations with EntityKey s.

This concludes with a demonstration of the use of the ASP.