Table of Contents
Can Entity Framework work with Oracle?
Yes. See this step by step tutorial of Entity Framework, LINQ, and Model-First for the Oracle database (11G), and using Visual Studio 2010 with .
Can we use LINQ with Oracle database?
To execute a LINQ query against an Oracle database, you will add a reference to an Entity Framework assembly. You will then create the code to execute a LINQ query and return the results to the console window.
How does Entity Framework connect to Oracle database?
1 Answer
- generate create scripts from your SQL Server database,
- create the same tables in Oracle.
- Install ODP.NET from here. This will allow you to connect to Oracle from a . NET application.
- Now create a new edmx file from the tables in Oracle and if you do everything properly, your application should be running.
What is EF code in Oracle?
It provides object-relational mapping for . NET developers. Code First allows developers to create . NET classes, which in turn can be persisted as database objects. Code First Migrations allows developers to evolve the code-based model so that changes are accurately reflected in the persistent database store.
What databases does Entity Framework support?
Entity Framework Core is a modern object-database mapper for . NET. It supports LINQ queries, change tracking, updates, and schema migrations. EF Core works with many databases, including SQL Database (on-premises and Azure), SQLite, MySQL, PostgreSQL, and Azure Cosmos DB.
Does Entity Framework support views?
The Entity Framework (EF) is an Object Relational Mapping (ORM) tool that allows developers to work with the database by simply writing . NET code. For an introduction to EF take a look at our earlier tip Intro to Entity Framework with SQL Server. EF has built-in support for using existing views.
How do I view the SQL generated by the Entity Framework Core?
1. Debug View
- Breakpoint hit after the query.
- Click on the Text Visualizer Option here to see the SQL created by Entity Framework Core 5.
- Text Visualizer option showing the query generated by EF Core 5.
- Using the ToQueryString() method to write the query to the console.
- Output from the webserver showing the SQL.
What is Linq in Entity Framework?
LINQ to Entities provides Language-Integrated Query (LINQ) support that enables developers to write queries against the Entity Framework conceptual model using Visual Basic or Visual C#. Queries against the Entity Framework are represented by command tree queries, which execute against the object context.
Is Entity Framework a library?
Extensions By ZZZ Projects. Z. EntityFrameworkExtensions is a library that dramatically improves EF performances by using bulk and batch operations.
How do I get an IQueryable query?
When viewing the IQueryable in the Locals pane, you can access DebugView > Query, which will contain the SQL statement.
What is the difference between EF and LINQ?
Entity Framework is an object-relational mapping (ORM) framework for connecting C# code to external databases, usually SQL Server. LINQ is a query language embedded into C# and a set of extension methods in order to make it useful.
What version of Entity Framework does MySQL data data support?
MySql.Data.EntityFrameworkCore 8.0.2 x (Connector/NET 8.0.22 and earlier) An implementation of .NET Standard or .NET Framework that is supported by Connector/NET (see Table 7.2, “Connector/NET Versions and Entity Framework Core Support” )
What are the requirements to continue using Entity Framework Core?
To continue using EF Core 2.1, select Connector/NET versions 8.0.13 to 8.0.19 only. The requirements are .NET Standard 2.0 or .NET Framework 4.6.1 and later. Connector/NET 8.0 MySQL 8.0 Server (or MySQL 5.7) Entity Framework Core packages: MySql.EntityFrameworkCore 6.0.0+m8.0.2 x (Connector/NET 8.0.28 and later)
What is Entity Framework Core support in MySQL Connector?
9.2 Entity Framework Core Support. MySQL Connector/NET integrates support for Entity Framework Core (EF Core). The requirements and configuration of EF Core depend on the version of Connector/NET installed and the features that you require.
What versions of Entity Framework are supported by Connector/Net?
MySql.EntityFrameworkCore 5.0.0+m8.0.2 x and 3.1.10+m8.0.2 x (Connector/NET 8.0.23 and later) MySql.Data.EntityFrameworkCore 8.0.2 x (Connector/NET 8.0.22 and earlier) An implementation of .NET Standard or .NET Framework that is supported by Connector/NET (see Table 7.2, “Connector/NET Versions and Entity Framework Core Support” )