LINQ avec C#3.0

2 jours | 4-NE-LINQ

Formations Informatiques > Développement et Méthodes > Framework Microsoft

Prochaines sessions inter-entreprises

• Du 08/03/2012 au 09/03/2012
• Du 09/05/2012 au 10/05/2012
• Du 05/07/2012 au 06/07/2012
• Du 30/08/2012 au 31/08/2012

Objectifs

Apprendre à développer des applications avec C# 3.0 et le Framework LINQ (Language Integrated Query)

Participants / Pré-requis

Développeurs Avoir une bonne expérience en développement d’applications avec C# et du Framework 2.0.

Contenu

1. C# 3.0 Caractéristiques du Langage

• Developer Productivity Features
• Implicit typing, Object and collection initializers, Automatic?properties, Anonymous types
• Extensibility Features, Extension methods, Partial methods
• Functional Programming Features
• LINQ Support Features
• An overview of language query operators

2. LINQ Query Operators

• Motivation for Query Operators – Declarative vs.?Imperative programming
• Developing Query Operators – C# 2.0 Iterators, Deferred?execution
• Categorizing Query Operators – Filtering, aggregation,?ordering, grouping, projection, and miscellaneous?operators
• Language Integration of Query Operators

3. Applied LINQ to Objects

• Using Query Operators with Objects
• Customizing Query Operators
• The Query Pattern
• Examples of LINQ to Objects – Reflection, File System,?Strings, WCF Contracts

4. LINQ to XML

• Introducing the XElement API
• Functional XElement Construction
• Querying XElement DOMs
• Axis Methods

5. LINQ to SQL

• LINQ to DataSet – Why DataSets are not enough
• LINQ to SQL as an Object-Relational Mapper
• – Mapping?using attributes, mapping using external XML mapping?files
• Mapping inheritance relationships
• The Data Context – Queries, updates, inserts, deletes, stored procedures and database functions, custom SQL?strings
• database creation from schema, transactions, preloading?and tracking data, optimistic locking and concurrency?control
• Visual Studio LINQ to SQL Designer vs. SQLMetal

6. Beyond LINQ

• Overview of Parallel LINQ
• Overview of ADO.NET Entity Framework and Data Services
• Overview of Custom Query Providers
• Performance Considerations of LINQ to Objects
• Performance Considerations of LINQ to XML
• Performance Considerations of LINQ to SQL
• After completing this module, students will be able to:
• Understand the Microsoft road-map
• Lambda expressions, Expression trees