مشخصات کتاب

نویسنده:

Julia Lerman and Rowan Miller
تاریخ انتشار:

2012
زبان:

انگلیسی
تعداد بازدید:

27317
تعداد دانلود:

1104
لایک ها :

0

Programming Entity Framework- Code First

نویسنده :Julia Lerman and Rowan Miller

1. Welcome to Code First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Modeling with EF Before Code First 1

Inception of Code First 2

Getting Code First to Developers in Between .NET Releases 3

Writing the Code…First 4

Managing Objects with DbContext 6

Using the Data Layer and Domain Classes 7

Getting from Classes to a Database 8

Working with Configuration 10

Configuring with Data Annotations 10

Configuring with the Fluent API 11

Creating or Pointing to a Database 12

What Code First Does Not Support 12

Choosing Code First 13

Learning from This Book 15

2. Your First Look at Code First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Introducing EF to the Domain Classes 18

Putting the Pieces Together in an Example 18

Convention for Table, Schema, and Column Names 22

Convention for Keys 23

Convention for String Properties 23

Convention for Byte Array 24

Convention for Booleans 24

Convention for One-to-Many Relationships 24

Overriding Convention with Configurations 25

Configuring with Data Annotations 25

Understanding How Model Changes Impact Database Initialization 27

Data Annotations and Validation-Aware UIs 30

Configuring Code First with the Fluent API 31

Organizing Fluent Configurations 33

Summary 35

3. Using Conventions and Configurations for Property Attributes . . . . . . . . . . . . . . . . 37

Working with Property Attributes in Code First 37

Length 38

Data Type 38

Nullability and the Required Configuration 39

Mapping Keys 40

Code First Convention Response to Unconventional Key Properties 40

Configuring the Key with Data Annotations 41

Using HasKey to Configure a Key Property in the Fluent API 41

Configuring Database-Generated Properties 42

Configuring Database-Generated Options with Data Annotations 43

Configuring Database-Generated Options with the Fluent API 46

Configuring TimeStamp/RowVersion Fields for Optimistic Concurrency 46

Code First Convention and TimeStamp fields 47

Using Data Annotations to Configure TimeStamp 47

Configuring TimeStamp/RowVersion with Fluent API 49

Configuring Non-Timestamp Fields for Concurrency 49

Configuring for Optimistic Concurrency with Data Annotations 50

Configuring for Optimistic Concurrency with Fluent API 51

Mapping to Non-Unicode Database Types 51

Affecting the Precision and Scale of Decimals 52

Convention for Precision and Scale 52

Data Annotations for Precision and Scale 52

Fluent Configuration for Precision and Scale 52

Working with Complex Types in Code First 53

Defining Complex Types by Convention 54

Configuring Unconventional Complex Types 56

Working with More Complicated Complex Types 57

Configuring Properties of Complex Types 58

Configuring Complex Types with Data Annotations 58

Configuring Complex Type Properties with the Fluent API 59

Summary 60

4. Using Convention and Configuration for Relationships . . . . . . . . . . . . . . . . . . . . . . . 61

Working with Multiplicity 63

Configuring Multiplicity with Data Annotations 63

Configuring Multiplicity with the Fluent API 64

Working with Foreign Keys 66

Specifying Unconventionally Named Foreign Keys 68

Working with Inverse Navigation Properties 71

Working with Cascade Delete 73

Turning On or Off Client-Side Cascade Delete with Fluent Configurations

Setting Cascade Delete Off in Scenarios That Are Not Supported by the

Database 78

Exploring Many-to-Many Relationships 78

Working with Relationships that Have Unidirectional Navigation 81

Working with One-to-One Relationships 84

Configuring One-to-One Relationships When Both Ends Are Required 87

Summary 88

5. Using Conventions and Configurations for Database Mappings . . . . . . . . . . . . . . . . 91

Mapping Class Name to Database Table and Schema Name 91

Configuring Table and Schema Name with Data Annotations 92

Configuring Table and Schema Name with the Fluent API 93

Mapping Property Names to Database Columns 93

Modifying the Default Column Name with Data Annotations 93

Modifying the Default Column Name with the Fluent API 93

Affecting Column Names for Complex Types 94

Allowing Multiple Entities to Map to a Single Table:

aka Table Splitting 95

Mapping to a Common Table using Data Annotations 96

Splitting a Table Using the Fluent API 99

Mapping a Single Entity Across Multiple Tables 99

Controlling Which Types Get Mapped to the Database 104

Preventing Types from Being Included in the Model 105

Understanding Property Mapping and Accessibility 106

Scalar Property Mapping 106

Accessibility of Properties, Getters, and Setters 106

Preventing Properties from Being Included in the Model 108

Data Annotations for Ignoring a Property 109

Fluent Configuration for Ignoring a Property 109

Mapping Inheritance Hierarchies 109

Working with Code First’s Default Inheritance: Table Per Hierarchy

(TPH) 109

Customizing the TPH Discriminator Field with the Fluent API 112

Configuring Table Per Type (TPT) Hierarchy 113

Configuring for Table Per Concrete Type (TPC) Inheritance 115

Avoiding Mapping Exceptions with TPC 116

Working with Abstract Base Classes 119

Mapping Relationships 123

Controlling Foreign Keys Included in Your Class 123

Controlling Foreign Keys That Are Created by Code First 124

Controlling Many-to-Many Join Tables 125

Summary 127

6. Controlling Database Location, Creation Process, and Seed Data . . . . . . . . . . . . . . 129

Controlling the Database Location 129

Controlling Database Location with a Configuration File 130

Controlling Database Name with DbContext Constructor 131

Controlling Connection String Name with DbContext Constructor 132

Reusing Database Connections 133

Controlling Database Location with Connection Factories 134

Working with Database Initialization 139

Controlling When Database Initialization Occurs 139

Switching Off Database Initialization Completely 141

Database Initializers Included in Entity Framework 141

Creating a Custom Database Initializer 144

Setting Database Initializers from a Configuration File 147

Using Database Initializers to Seed Data 149

Using Database Initialization to Further Affect Database Schema 151

Summary 152

7. Advanced Concepts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

Mapping to Nontable Database Objects 153

Mapping to Updatable Views 154

Using Views to Populate Objects 154

Using Views to Populate Nonmodel Objects 155

Working with Stored Procedures 156

Removing Conventions 157

Taking Control of Model Caching 159

Understanding Model Caching 160

Overriding Default Model Caching 160

Working with the EdmMetadata Table 165

Coding Against EdmMetadata 165

Preventing Code First from Creating and Seeking EdmMetadata 166

Using Code First with ObjectContext 167

Summary 169

8. What’s Coming Next for Code First . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171

Code First Migrations 171

Entity Framework Power Tools 173

Reverse Engineer Code First 173

Viewing a Code First Model 174

Optimize Entity Data Model 175

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نظرات شما

مشخصات کتاب

Julia Lerman and Rowan Miller

2012

انگلیسی

27317

1104

0

Programming Entity Framework- Code First

آموزش Programming Entity Framework : Entity Framework

آموزش Entity Framework 4 in Action : Entity Framework

آموزش Entity Framework 6 Recipes : Entity Framework