Using LINQ to Entities
Using LINQ to Entities
... with LINQ to Entities As with all LINQ providers, the general structure of LINQ to Entities queries varies only a little from the LINQ to Objects standard. In fact, looking at a LINQ to Entities ... in the custom database function. Dwonloaded from: iDATA.ws Chapter 19 Using LINQ to Entities 329 Summary This chapter introduced LINQ to Entities, a LINQ pro...
Ngày tải lên: 03/10/2013, 00:20
Using LINQ to DataSet
... tables you need to query with LINQ are large and you aren’t able to first reduce the num- ber of ADO.NET-managed rows, you might wish to consider alternatives to LINQ to DataSet. LINQ to Entities, discussed ... Entities, discussed in Chapter 19, Using LINQ to Entities, ” can process external data without the need to load full tables into memory. Querying with LINQ...
Ngày tải lên: 03/10/2013, 00:20
Using LINQ to SQL
... useful tool for applications that need easy access to a specific SQL Server database. Comparing LINQ to SQL with LINQ to Entities The LINQ to SQL provider first appeared with the initial release of LINQ, ... the first LINQ to Entities query included in Chapter 19, Using LINQ to Entities. ” Like its Entity Framework complement, LINQ to SQL uses the clauses in the...
Ngày tải lên: 03/10/2013, 00:20
Tài liệu LINQ TO OBJECTS - USING C# 4.0 docx
... of ways to achieve one -to- one joins using LINQ, which include ■ Using the join (or Join ) operator ■ Using a subquery in the select projection ■ Using the SingleOrDefault operator in the ... another, and to deeply look at how to create cus- tom operators for any specific purpose. I hope you agree after reading this book that it does offer an insight into how to use L...
Ngày tải lên: 24/12/2013, 08:16
LinQ To Sql
... 2009 LINQ to SQL Tutorial From ScottGu blog Đào Hải Nam LINQ to SQL Tutorial 2 LINQ to SQL Tutorial Được dịch từ blog ScottGu - http://weblogs.asp.net/scottgu/default.aspx ... mô hình LINQ to SQL). Bằng cách dùng trình thiết kế LINQ to SQL, tôi có thể dễ dàng tạo một mô hình cho CSDL mẫu “Northwind” giống như dưới đây: LINQ to SQL Tutorial 7 Mô hình LINQ to SQL ......
Ngày tải lên: 12/01/2013, 16:18
Chapter 4 - LINQ to Objects
... Brak 51202 IsraelLINQ via C# 3.0Chapter 4 – LINQ to Objects © Copyright SELA Software & Education Labs Ltd. 14-18 Baruch Hirsch St. Bnei Brak 51202 IsraelLINQ to Objects Using language integrated ... Ltd. 14-18 Baruch Hirsch St. Bnei Brak 51202 IsraelLINQ to Objects LINQ to Objects relies on the Enumerable class, which contains query operators as extension methods•Any IEnumera...
Ngày tải lên: 12/01/2013, 16:18
Chapter 5 - LINQ to XML
... St. Bnei Brak 51202 IsraelLINQ via C# 3.0Chapter 5 – LINQ to XML © Copyright SELA Software & Education Labs Ltd. 14-18 Baruch Hirsch St. Bnei Brak 51202 IsraelLINQ to XML•Introducing a light-weight ... Education Labs Ltd. 14-18 Baruch Hirsch St. Bnei Brak 51202 IsraelPrimary LINQ to XML Types LINQ to XML is implemented in System.Xml .Linq. dll•Primary classes:–XElement – can...
Ngày tải lên: 12/01/2013, 16:18
Chapter 6 - LINQ to SQL
... 51202 IsraelLINQ via C# 3.0Chapter 6 – LINQ to SQL © Copyright SELA Software & Education Labs Ltd. 14-18 Baruch Hirsch St. Bnei Brak 51202 IsraelLINQ to Relational Data LINQ to DataSet–Leveraging ... Data LINQ to DataSet–Leveraging the existing investment LINQ to SQL–Designer-generated mapping–Custom mapping, ORM facilities LINQ to Entities – VS2008 SP1•ADO.NET Data Se...
Ngày tải lên: 12/01/2013, 16:18
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