aunty entity

Entity Framework formation tour-using Unity object dependency injection to optimize Entity Framework (2), entityunity In the first article of this series, the journey to the formation of Entity Framework-Entity Framework based on the generic warehousing model (1) this section describes some basic knowledge about the

In this article, we will build our applications. 1. Create an assembly 1. In VS2010, create an empty solution named OrderIT. 2. Add a class library project named OrderIT. Model in the solution, and add the reference System. Data. Entity. 3. Add an ASP. net mvc 3 Application Project in the solution and add the OrderIT. Model application. After completing the above steps, the final effect is as follows: 2. Use the database-first method to design entit

Small instance of the entity Framework: Adding an entity class to the project and inserting1>. Create a console program2>. Add an ADO. NET Entity Data model, select the corresponding database and table (STUDENTMODEL.EDMX)3>. Control Table Code Static voidMain (string[] args) { //Create a gateway interface, TestData is the database nameTestdataen

Http://www.cnblogs.com/sansi/archive/2012/10/18/2729337.htmlProgramming Entity Framework Second Edition translation indexYou can query the Entity Data model using various methods. You choose some methods because of your personal preferences, while others are because you can take advantage of special benefits. You've probably heard LINQ to Entities and entity SQL.

Entity Framework formation tour-using Unity object dependency injection to optimize Entity Framework (2), entityunity In the first article of this series, the journey to the formation of Entity Framework-Entity Framework based on the generic warehousing model (1) this section describes some basic knowledge about the

The original purpose of the translation and why choose the Entity Framework 6 Recipes to learn, please see the beginning of this series2-10 Table per Hierarchy inheritance modelingProblemYou have a database table that has a type or identification column. It can tell what the data in the row represents in your application. You want to model using table per hierarchy (TPH) inheritance mapping.Solution SolutionsLet's say you have a 2-20 of the table (the

How do you use SQL statements to query this information in CRM?Querying entity information:--Querying entity information, Entity name: AccountSELECT * from metadataschema.entity where name= ' account 'Query Form information:--Query form information, Objecttypecode: Entity's codeSELECT * from systemform where Objecttypecode = 1Query View information:--Query View i

POCO (Plain old CLR Object) originates from the Pojo concept in the field of Java EE programming (presented in 2000 by Martin Fowler) and the pots (Plain old telephone Service) concept. Poco is applied to the. NET Framework-oriented CLR (Common Language Runtime, Common language runtime). But Poco itself does not depend on the external framework, it is plain.The advantages of Poco: Simple data storage mechanism simplifies inter-layer data transfer and serialization. can be used in de

Tags: entity generic Entity to generic Entity set conversion entity and entity set use entity writing I. Entity Entity writing in C # In

From the blog Park development team to develop frontline news:In the Entity Framework, if entity A is associated with entity B, you want to load entity B while loading entity a. It is common practice to use include () in LINQ queries. However, if you use

Entity Framework Quick Start -- ModelFirst, entity -- modelfirst Entity Framework not only facilitates operation, but also considers user friendly interaction. The perfect combination of EF4.0 and vs2010 is also a reason for us to choose it. Compared with Nhibernate Microsoft, this is indeed a good job. The following is a simple example of CodeFirst. We still cre

ArticleDirectory Where does the context and class come from? Write your first LINQ to entities Query Programming Entity FrameworkVersion 2Translation Index You can use various methods to query the object data model. You choose some methods because of your personal preferences, while others because you can use special benefits. You may have heard of LINQ to entities and Entity SQL. You c

The whole solution of inheritance relation mapping in ORM--single table inheritance system, one entity one concrete table, one Entity one extension table, interface mapping This article covers the following topics: 1. Single-Table inheritance system 2. One entity, one specific table 3. One Entity one extension tabl

Example wizard for getting started with ADO. NET Entity Framework (with demo program download) ADO. NET Entity Framework Getting started example wizard (with demo ProgramDownload) ADO. NET Entity Framework is an entity framework introduced by. NET Framework 3.5 SP1. It allows developers to focus on data through th

The formation of Entity Framework object Framework-Summary of several experiences in Entity Framework Development, entityframework Some time ago, I made some research on the Entity Framework, and then developed a series of learning processes to explain the relevant technologies of the Entity Framework in a step-by-step

ArticleDirectory Object container Properties Object Attributes Object Attributes Programming Entity FrameworkVersion 2Translation Index The Entity Data Model (EDM) is an application.ProgramAnd data storage. EDM provides the ability to work with the data concept view rather than the actual database architecture. The. net api provided by EF uses EDM for every interaction with data s

Entity Framework ArchitectureThe following figure shows the overall architecture of the Entity Framework. Let us now look at the architecture individually:EDM (Entity Data Model): EDM consists of three main parts-conceptual model, Mapping and Storage model.Conceptual Model: The conceptual model contains the model classes and their relationships. This is independe