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آموزش Entity Framework - مپینگ، پرس و جو و دستکاری داده 

دسته بندی ها: آموزش Entity Framework ، آموزش های Packtpub
Mastering Entity Framework Core - Mapping, Querying and Manipulating Data [Video] Publisher:Packtpub Author:Sergey Barskiy Duration:3 hours and 29 minutes

In a step by step manner, master Entity Framework Core and effectively start developing and managing data-driven applications.
Entity framework is an Object Relational Mapping (ORM) framework that offers an automated mechanism to developers for storing and accessing the data in the database. In order to survive in this growing market, the knowledge of a framework that helps provide easy access to databases, that is, Entity Framework has become a necessity. This Video will provide .NET developers with this knowledge and guide them through working efficiently with data using Entity Framework Core.You will start by understanding ORM concepts, before then moving on to discuss advantages of Entity Framework over ADO.NET. Next you will see how.NET Core fits into the overall pictures and go over the environment necessary to follow along with the course. Further you will learn to build your first sample project to see EF in action here you will learn to create database and add data to it. Further you will learn about Mapping Entities and Database structure here you will see how to create mapping between objects and database structures, how to define tables and columns. You will learn the specifics or SQL Server types and how to map them to .NET Types. You will define all possible types of relationships for your database model. Next you will dive into Querying data you will learn the basics of Linq then you will start with simple queries, advance to aggregations and projection techniques. You will see how to obtain object graphs and talk about performance. Next you will learn Manipulating data, you will learn how to create, read, update and delete data, commonly referred to as CRUD operations. You will see the differences between object graphs and individual objects when it comes to CRUD features of Entity Framework Core. Finally you will learn best practices examples.
Released: Thursday, July 20, 2017

Getting to Know Entity Framework Core
The Course Overview
Quick Dive into Object Relational Mapping
Understanding Entity Framework Core Concepts
Working with .NET Core
EF Capabilities and Architecture
Prerequisites to Creating an ASP.NET Core Application

Create New Project with Entity Framework Core
Command Line Interface for .NET Core
Create New Project Using VS 2017 with Entity Framework
Configure Entity Framework in an ASP.NET Core Project
Creating Simple Model and Create a Database for the Application
Save and Query a New Record

Mapping Entities and Database Structure
Mapping Classes to Tables
Mapping Properties to Columns
One-to-many Relationships
Many-to-many Relationships
One-to-one Relationships

Querying Data
Using LINQ, Method and the Query Syntax
Simple Queries, Using Order By, and Where Clauses
Aggregations
Using Projections
Including Child Records
Performance Considerations

Manipulating Data
Create a Web API Controller with CRUD Operations
Insert Data
Update Data
Delete Data

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