Can we use stored procedure with Entity Framework?
Can we use stored procedure with Entity Framework?
You can use stored procedures either to get the data or to add/update/delete the records for one or multiple database tables. EF API creates a function instead of an entity in EDM for each stored procedure and User-Defined Function (UDF) in the target database.
How do I create a stored procedure in Entity Framework?
The following is the procedure to import and use a Stored Procedure in Entity Framework.
- Step 1: Import Stored Procedure.
- Step 2: Right-click Stored Procedure and select “Add Function Import”.
- Step 3: Here, we can map a returned object of our Stored Procedure.
How do I pass a parameter to a stored procedure in Entity Framework?
go to your EF model (*. edmx file) in the designer. right-click and select Update Model from Database. pick the stored procedure you want to use and go through the wizard….
- Entity Framework with . NET 3.5 and VS 2008 SP1.
- Using a Stored Procedure in Entity Framework 4.
- Call Stored Procedure from Entity Framework.
How do you call a stored procedure using code first in Entity Framework?
To use a Stored Procedure with the Code First model, we need to override the OnModelCreating method of DBContext and add the following code to map the Stored Procedure….Now I run the migration steps.
- Enable Migration.
- Add-Migration Configuration.
- Update-Database.
Which is better stored procedure or Entity Framework?
I executed the same application at least 10 times and every time taken by entity framework is almost 3-4 times more than the time taken by stored procedure. As per opinion entity framework provides very good feature but can’t beat the performance of stored procedure because of its precompiled nature.
Should you use Entity Framework?
Conclusion. EF should be considered a great ORM framework which allows faster development, easier and quicker operations to the DB, as long as you are careful and know how it works in order to avoid certain mistakes and create performance problems.
How can a stored procedure return a value in Entity Framework?
Get a SQL Server stored procedure return value with EF Core
- var parameterReturn = new SqlParameter { ParameterName = “ReturnValue”, SqlDbType = System.Data.SqlDbType.Int, Direction = System. Data.
- var result = db.
- var procs = new NorthwindContextProcedures(db); var returned = new OutputParameter(); await procs.
How do I update a stored procedure in Entity Framework?
Go to “Model Browser” > “Function Imports” > find the desired stored procedure class > right click and click on “Edit” In “Edit Function Import” form, in “Returns a Collection Of” section, click on “Update” button. Click “OK” to finish the refresh.
Which is better stored procedure or entity framework?
How do you call a stored procedure in Entity Framework 6 first?
Entity Framework 6 Code-First provides the ability to create and use a stored procedure for add, update, and delete operations when the SaveChanges() method is called. Let’s use stored procedures for the CUD (Create, Update, Delete) operations for the following Student entity.
Why do we use Entity Framework?
The Entity Framework enables developers to work with data in the form of domain-specific objects and properties, such as customers and customer addresses, without having to concern themselves with the underlying database tables and columns where this data is stored.
How does stored procedure mapping work in EF 6?
EF 6 allows you to use your own custom stored procedures and map them to an entity. You can also configure parameters mapping with entity properties. The following example maps custom stored procedures with the Student entity.
How to execute a stored procedure in Entity Framework?
The ExecuteStoredProc method executes the stored procedure and maps it to the a List whose type that’s passed in as T. That’s it. Here’s an example of usage:
Can a fluent API map a stored procedure?
Only Fluent API can be used to map stored procedures. No data annotation attributes are available in EF 6 for stored procedure mapping. You must map insert, update and delete stored procedures to an entity if you want to use stored procedure for CUD operations. Mapping only one of them is not allowed.
Which is the Master of the stored procedure?
The class that the Stored Procedure is mapping to should be the master in this situation because we never know whether the developer (s) are up to date with what the data that the database represents. This method gets executed from a DbCommand and calls the ExecuteReader method which in turn makes a instance of the DbDataReader class.