Entity Framework Code First Call Stored Procedure With Parameters

In the stored procedure you can see that there’s one input parameter, we’ll assign that when we call the stored procedure. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. entity framework tutorial. Whatever may be the reason it's clear that sooner or later you need to call stored procedures in entity framework. This FAQ can also be used as learning tutorials on creating procedures, executing procedures, using local variables, controlling executi. Vehicle entity has Reserve method that put vehicle in "reserved" state and do another stuff. Some of the steps we need to follow while accessing database are: Need to write code to connect to. Executing a stored procedure with an output parameter using Entity Framework Entity Framework does support stored procedures with output parameters. Using Entity Framework 6. This blog explain you how to execute your stored procedure from Entity Framework. Procedure creation; Devart Entity Developer; Microsoft EDM Wizard and EDM Designer; Using the Method; Procedure creation Code of. Set the Entity Framework version to 6. In case if you are passing output parameter from Asp. SQL Code snippet how to run raw SQL query and Stored Procedure in Entity Framework. net web application project. All parameters need the parameter. How to Call a Stored Procedure in Entity Framework Manually. Your mapping is designed to call a stored procedure when you call context. Functions can have only input parameters for it whereas Procedures can have input or output parameters. Net MVC EF Code First Entity Framework SQL Server. I use some stored procedures in my app. Notice that the entity context has an OUTPARAM method defined. We can assign parameters by name (line two) or we can assign them by position (note, when you have a lot of parameters this can be frustrating). 0 (code-first) and devart EF Provider for Oracle. I thought this would be easy, there is a method called ExecuteSqlCommand which takes the stored proc name and an array of parameters. Examples for each function type can be found below. Built-in ORM tools in. There will be either a CTP (Community Technical Preview) or a Beta of ADO. Here is my stored procedure: ALTER PROCEDURE [dbo]. 0 and above, we can configure our code first model to use a Stored Procedure for a few or all entities of the model. Stored procedures can speed up your code by reducing trips to your database -- even if you only have one SQL statement to execute. Until the very clever people at Microsoft add stored procedure support to Code First (Entity Framework 4. There are several ways to use ADO. Entity Framework (EF) is the preferred data access solution and Object-Relational Mapper (ORM) from Microsoft. 1 and works with database initializers. I have created a small tutorial on how to start with the Entity Framework using the Northwind sample database. In this article, we are going to learn how to get list and output value from a stored procedure using Entity Framework in ASP. Net and Entity Framework 6. The other name parameter specifies the database function/stored procedure that. In previous versions of EF, working with stored procedures. C# Stored Procedure with Parameter call a MySQL stored procedure from within C# how to use stored procedure in c# with example Insert a record using by sql stored procedure in C# Windows Form SQL Server Stored Procedure with C#. Net MVC controller you are calling your Web API. NET Framework and ASP. If you choose to used stored procedures for a particular entity, you have to provide an insert, update and a delete stored procedure; you can't mix and match stored procedures and the automatically generated SQL provided by EF. A small extension to the Entity Framework After my trials and tribulations with the Entity Framework that I posted last week, I thought I'd dig a little deeper and come up with a solid way to use Stored Procedures through the Entity Framework while maintaining the level of abstraction provided by EF. There are many ways to call Stored Procedures from Entity Framework. The short answer is: "In EF6 -- which works. REF CURSORS, as a PL/SQL data type offers a pointer-like address that is an effect a memory location of a query address space. Output parameters can be retrieved from a function import mapped to a stored procedure. This code is to allow calling any stored procedure with one user defined table as the parameter. But it's a lot easier if you use the visual designer. You can also run queries using raw SQL directly against the database using DbCOntext. First, we introduce you to the stored procedure concept and discuss when you should use it. The other name parameter specifies the database function/stored procedure that. Pre-Requisite. Introduction Code-First configures all entities to do the CRUD operations using direct table access. Sometimes you only need to display a subset of data from an entity. Most of the times, we need to execute stored procedures than get the result set even though we decide to use entity framework. After installing Entity Framework, it's time to start doing development. It took a lot of reading and quite some time to wade though exactly what was required to get Amazon Alexa account linking working with our Identity Server 4 oauth server. The short answer is: "In EF6 -- which works. Enter the following code in the Program. One solution is to use SqlCommand object to execute and return a SQLDataReader which contains multiple result sets and pass this datareader to context. NET Boilerplate and use stored procedure, view, user defined functions. Since Entity Framework works with Entity Objects, I needed some code that would take a list of classes like this and turn it into this Id Name DOB 1 Rachel Lim 6/30/1985 2 Joe Smith 3/30/1958…. For small software projects it really shines. The Entity Framework looks like an interesting technology which is more powerful and advanced than LINQ to SQL. Part 8 Using stored procedures with entity framework code first approach - Duration: Stored procedures with output parameters Part 19 Stored Procedure example - database first. The next version of Entity Framework has many new features, many of which are enabling it to catch up with features previously available in other frameworks like LINQ to SQL. posted on March 22, 2016 by long2know in ASP. A stored procedure can receive as many as 1,024 parameters. EntityFramework. I wrote a post some time back about calling a stored procedure with Entity Framework using the DbCommand, but it was a bit complicated and not that easy to use. Full source code available here. ” I recently had this problem with a site I’m working on. However, there is a way to read multiple result sets with ObjectContext's Translate method that was added in Entity Framework 4. 詳細解析從 Database 到 Entity Framework 並連結到 Unit Of Work 和 Repository 的過程,使用 TSQL 寫各種 Stored Procedure,包括有 output parameter 的 SP,Dynamic TSQL etc。用 TSQL 寫 View 和 TableValuedFunction,並且最後使用 EF 程. Result cannot contain related data. NET Core currently, there is a no option to scaffold the stored procedure, But there is an option to execute the stored procedure based on that execute the option you can create your own execution method also you need to create a model builder for it. You can also use stored procedure for add, update or delete operation when you call DBContext. The example below explains how to use SelectStoredProcedure to display list of employees in Employee DataTable in Datagridview:. If you are using an earlier version, some or all of the information does not apply. net with example or asp. 5, C#, Visual Studio 2010 and MS SQL Server Syed Awn Ali 6. Instead, you would like to call Stored Procedures. The following methods can be used to execute raw SQL queries to the database using Entity Framework 6. Entity Framework is marginally slower but it is not as slow as making Stored Procedure a clear winner. Feature description (added by @divega on Sep 4, 2014). It can also specify that EF should use your stored procedures for inserting, updating, or deleting entities. In this video we will discuss using stored procedures to perform Insert, Update and Delete operations using entity framework code first approach. The output value is always null. To map report parameters to parameters of a stored procedure, do the following. Insert Product. knew, code first on EF4 is “can’t call store-procedure”. Table Valued Parameters, Stored Procs and EF? I'm hoping to do set-based CRUD (inserts, deletes, updates) via passing in IDs, and TVPs (table-value params) with Stored Procedures (or even Entity Framework generated SQL) seems great b/c of the set-based process. Entity Framework “The data reader is incompatible with the specified complex type. When you import a stored procedure into the model, a new method is created for you. NET :: Entity Framework With Stored Procedure Versus Entity Framework Without Stored Procedures Nov 2, 2010. Instead of writing complex linq, I can write a couple quick Stored Proc's and write the results to CSV. So instead of creating SQL query, Entity Framework will use stored procedure for these operations. The function should accept the entity object as a parameter and should set the identity field's value based on the stored procedure call's result. I searched everywhere and I still am not sure if output parameters are supported by entity framework or not. After so many years of existence of the stored procedures, I still see developers struggling to execute the stored procedure. The EF mapping system supports mapping stored procedures for all four CRUD (Create, Read, Update, and Delete) operations. In Part 1 of this two part series, you learned to map stored procedures for the INSERT, UPDATE and DELETE operations in the entity framework designer. [Entity Framework] Using Include with lambda expressions. See Code First Stored Procedures for the final product. NET Entity Framework released along with any Visual Studio 2008 releases including the Visual Studio 2008 RTM. One solution is to use SqlCommand object to execute and return a SQLDataReader which contains multiple result sets and pass this datareader to context. NET to query SQL Server databases, here's a helper class to reduce the amount of typing required. suppose i have few store procedure in my db which i want to map by EF code and first call. NET :: Entity Framework With Stored Procedure Versus Entity Framework Without Stored Procedures Nov 2, 2010. Net and Entity Framework by Ben Taylor Calling a stored procedure and returning the results as a collection of a POCO is a lot easier to write in Entity Framework than traditional Ado. In that case, your steps are: go to your EF model (*. Its a search function with a signature like this. Go ahead and fill it out now, using the screenshot as an example. You can also pass parameters to a stored procedure, so that the stored procedure can act based on the parameter value(s) that is passed. There are many ways to call Stored Procedures from Entity Framework. @AVin9 I am not really sure I understand what you mean by that. The procedures add many procedural elements e. I want to implement a complex [with INNER JOIN, FUNCTION etc. In the stored procedure you can see that there’s one input parameter, we’ll assign that when we call the stored procedure. Beauty of Code First APIs of Entity Framework: It creates the database based on parameter passed in the base constructor of your context class. using stored procedure with parameters in entity framework. Net MVC 5 Free Course · About Me… Calling Stored Procedure from Entity Framework 6 Code First. Functions library works on. Q&A for peer programmer code reviews. You can use a SELECT statement, output parameter, or return value (assuming you want to pass back an integer value). Though I'm not 100% convinced that this technology is mature enough, a coworker of mine recommended it. But if your goal is performance first then you should go with hybrid approach. To create Stored Procedures: I create sql files with create procedure commands and I launch them on migration. In this article, i will explain how to create custom repositories in ASP. The next version of Entity Framework has many new features, many of which are enabling it to catch up with features previously available in other frameworks like LINQ to SQL. TIP:The Maximum number of parameters in a stored procedure is 2100. By default, Code First will configure all entities to perform insert, update and delete commands using direct table access. Even in a Code First environment, you can call a stored procedure from a DbContext object. NET Framework 4. The second way to use stored procedure is to call the stored procedure from the object context. Entity Framework Code first approach enables you to define database schema with the help of C# or VB. NET Entity Framework and LINQ to Entities. However, if you prefer to use your existing stored procedures, or simply prefer to create stored procedures for Entity Framework to use, this path is completely supported as well. I wanted to pass in two parameters and get one back, no problem, I've done this with ADO. Output parameters can be retrieved from a function import mapped to a stored procedure. Net library in c#, vb. You don’t want Entity Framework to execute plain SQL queries when inserting/updating data into database when using Code First. This means that a stored procedure cannot perform JOINs to formulate the result. Entity Framework Core allows you to drop down to raw SQL queries when working with a relational database. However, this is no longer available in Entity Framework Core. This step-by-step walkthrough show how to map the create\insert, update, and delete (CUD) operations of an entity type to stored procedures using the Entity Framework Designer (EF Designer). As discussed previously, while sprocs may be as far from the Code First ethos as you can get, you may find yourself in a situation where conventions and existing infrastructure require heavy use of sprocs. How to Call Stored Procedure using Unit of Work and Entity Framework; A reference guide to access data in. Its a search function with a signature like this. Using code first approach, the modularity of code is increased and it can be maintained easily. Something like this might be needed for example when user can add multiple rows at once to insert to database like in small ASP. After a short introduction, he examines the creation of the stored procedures and Web Forms, addition of the Stored Procedures to the Entity Model including adding, updating, and deleting reco. 10/23/2016; 5 minutes to read; In this article. This is used for Scaffold SQL tables to entities. You can implement a full production solution without even touch one line of SQL code. The Entity Framework maps Oracle stored procedures to Entity Framework functions. Result cannot contain related data. In the example above, that would be the value 1 that would have been passed if we had changed the stored procedure to have an additional parameter of type Int ( @paramReturnValue integer OUTPUT). This project provides classes and extension methods to allow you to call stored procedures and deal with all that messiness in a relatively clean way. If an Entity Framework function mapped to a stored procedure is to have a return value other than null, the value must be provided by the Oracle stored procedure as an OUT parameter of the type SYS_REFCURSOR. This blog shows configuration of code first making use of stored procedure for the entities. Mapping stored procedures with Entity Framework isn't as simple as it looked like in this post. Entity Framework 6 Recipes provides an exhaustive collection of ready-to-use code solutions for Entity Framework, Microsoft's model-centric, data-access platform for the. 0 and above, we can configure our code first model to use a Stored Procedure for a few or all entities of the model. See Code First Stored Procedures for the final product. 5 and VS 2008 SP1; Using a Stored Procedure in Entity Framework 4; Call Stored Procedure from Entity Framework; and literally thousands more Update: ok, so you want to retrieve data from the database. 0 Using Stored Procedure In ASP. The Entity Framework allows you to use stored procedures in the Entity Data Model instead of, or in combination with, its automatic command generation. EntityFramework. Vehicle entity has Reserve method that put vehicle in "reserved" state and do another stuff. The vast majority of data access against the database should occur by calling stored procedures. //get the ObjectContext from the DbContext ObjectContext octx = (ctx as IObjectContextAdapter). The Complete ASP. 02 and since I’m in initial testing mode I decided to create a DbInitializer that adds about 30,000 records to the. Your mapping is designed to call a stored procedure when you call context. This FAQ can also be used as learning tutorials on creating procedures, executing procedures, using local variables, controlling executi. I want to work with Entity Framework, so I need to use stored procedures with it, call SP with EF. Net and Entity Framework 6. This is a general meta-issue for enabling better support for working with stored procedures in EF Core, with an emphasis on mapping stored procedures to parts of the EF Core model as opposed to using them in an ad hoc manner, which is covered in other issues. As, im returning only two columns. TVPs allow passing multiple rows of data to the server. 5 framework. Here we can call stored procedures in two different forms, one without using parameter objects which is not recommended for conventional development environments, the other one is the. com One of the most common request we get for Code First is to natively support stored procedures (sprocs). ] stored procedure using this approach. 1 is supported. In the example code below, the stored procedures are executed directly using the context object. It is not applicable to Entity Framework Core, which does not support stored routines. //get the ObjectContext from the DbContext ObjectContext octx = (ctx as IObjectContextAdapter). NET, Entity Framework Code First, Entity Framework Core, ORM 2 Comments on Implementing Missing Features in Entity Framework Core – Part 2 Entity Framework Pitfalls: Attaching New Entities With Existing Related Ones. Net Introduction This article helps the developers who works on Entity Framework how to get the output parameter values from stored procedures using Entity Framework in various scenarios like last inserted or. Entity Framework with. Entity Framework code first migrations allows you to create a new database or to update existing database based on your model classes. By default, the mapping view displays in the table mapping view. DbRawSqlQuery. Having spoken at various user group meeting and code camps it is very obvious to me what topics a lot of developers are interested in. Net and Entity Framework by Ben Taylor Calling a stored procedure and returning the results as a collection of a POCO is a lot easier to write in Entity Framework than traditional Ado. SqlQuery("SELECT * FROM dbo. Entity Framework core stored procedure I am working with EF Core (code-first), and want to grab the data from a stored procedure. Projections. NET and Entity Framework. Let's say you have a stored procedure that returns a state given the input of a city, with state as the output parameter:. NET Framework and ASP. As you can see, the stored procedure includes an output parameter named @NewProductID and this value is assigned via the SCOPE_IDENTITY() function just like in our ad-hoc example. I've noticed that there's no way to map a Stored Procedure to a basic POCO class, and I've decided to make a way for this to happen. Type or copy the following code from the Programcs. 1 and works with database initializers. The timeout period elapsed prior to completion of the operation or the server is not responding. NET MVC and the ADO. In Part 1 of this two part series, you learned to map stored procedures for the INSERT, UPDATE and DELETE operations in the entity framework designer. Entity Framework Core allows you to drop down to raw SQL queries when working with a relational database. We know that Entity Framework Code First by convention uses Microsoft SQL Server Express. Install entity framework if it's not already installed. I need to invoke a stored procedure with some parameters and read the result back. NET consists of a set of Classes that interact to provide the required functionality. Entity Framework core stored procedure I am working with EF Core (code-first), and want to grab the data from a stored procedure. Entity Framework code-first: querying a view with no primary key. Background. Set the Entity Framework version to 6. This project provides classes and extension methods to allow you to call stored procedures and deal with all that messiness in a relatively clean way. NET, SQL for Visual Studio 2010. TIP:The Maximum number of parameters in a stored procedure is 2100. We need a class that maps to that return value. First link does not show how to execute a stored procedure (GET) using Entity framework. If you are using an existing database, you might need to customize the stored procedure names in order to use stored procedures already defined in the database. parameters(0)) after the command object's Execute method has been called in this case. NET MVC and the ADO. many answers were good but much complicated. This step-by-step walkthrough show how to map the create\insert, update, and delete (CUD) operations of an entity type to stored procedures using the Entity Framework Designer (EF Designer). Create a new OACommand and execute the stored procedure using the OACommand. Executing INSERTs, UPDATEs and DELETEs. For information about how to do that, see Entity Framework Code First Insert/Update/Delete Stored Procedures. Table-Valued Function in Entity Framework. NET Entity Framework released along with any Visual Studio 2008 releases including the Visual Studio 2008 RTM. A key reason behind the decision to use an ORM such as Entity Framework for your data access is to reduce or eliminate the need to write SQL as part of the development process. I searched everywhere and I still am not sure if output parameters are supported by entity framework or not. 2 Code First Entity Splitting? Asp. Entity Framework will create stored procedures for us automatically if we let it manage database structures. NET MVC This sample shows how to call stored procedure with table-value parameter while using Entity Framework. Examples for each function type can be found below. Parameters are the raison d'etre of stored procedures (if you can't be pretentious in your own blog, where can you be?). NET, SQL for Visual Studio 2010. There are occasions where the data access logic is very complex or we already have a Stored Procedure which we want to use it in our new application that uses EF Code First. ” – Most ORMs can call stored procedures, so these two technologies are not mutually exclusive. In addition your stored procedure parameters must match up exactly with the properties of the entity; the big caveat. The other name parameter specifies the database function/stored procedure that. There's no point of rehashing the procedures for using stored procedures with entities. 1) Write a stored procedure and execute it in your data base, In my case I have written a simple SP to delete the records with odd Numbered Primary Keys from a table. NET Core supports calling of raw query and store procedure through entity framework. You can also use stored procedure for add, update or delete operation when you call DBContext. The other name parameter specifies the database function/stored procedure that. NET to call a stored procedure and to get back return values and return parameters, including: Use a DataSet object to gather the returned rows and to work with these rows in addition to the return values and the return parameters. Active 2 years, 11 months ago. I need to write custom reports. To edit stored procedure parameters, select the Entity Framework data source in the Report Explorer and click the ellipsis for its EFDataSource. I frequently get asked if Entity Framework (EF) in a Code First environment supports calling stored procedures. Net; Tech News: Microsoft has released in. Additionally entity framework includes support for documenting code generated class files. After the execution of the stored procedure you can retrieve the parameter using the Value property of the ObjectParameter. Part 7 - Using stored procedures with entity framework In this video we will discuss using stored procedures to perform Insert, Update and Delete operations using entity framework code first approach. However, calling stored procedures from an ORM negates many of the benefits of ORM technology and design patterns. Please watch old videos part1 and part 2( https://youtu. NET Entity Framework (EF) allows you to map stored procedures to functions that return typed results in the conceptual model. I wrote a post some time back about calling a stored procedure with Entity Framework using the DbCommand, but it was a bit complicated and not that easy to use. And it's July, too! Or my preferred product name, "Migrating Magic Unicorns 0. Entity Framework core stored procedure I am working with EF Core (code-first), and want to grab the data from a stored procedure. LINQ to SQL and Entity Framework. Free Informatics Glossary A New Global Environment for Learning (ANGEL) A course management system designed to suppo. I searched everywhere on the web but didn't get any article where i can directly call a stored procedure for IN and OUT parameters. , user-defined type and stored. But I dont think what I do is the right way. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Stored Procedure in Entity Framework. bedford Date: September 17 2009 12:06pm Subject: svn commit - [email protected]: r16647 - in trunk: refman-4. After so many years of existence of the stored procedures, I still see developers struggling to execute the stored procedure. Using Stored Procedure in Dapper is very easy, you simply need to specify the command type. In Entity Framework, Seed was introduced in EF 4. However, calling stored procedures from an ORM negates many of the benefits of ORM technology and design patterns. In the second article I will demonstrate how to map user defined functions to model defined functions and to call them in LINQ to Entities queries. 2 Code First Entity Splitting? Asp. Get the source code from the GitHub repository. Using code first approach, the modularity of code is increased and it can be maintained easily. Since Entity Framework works with Entity Objects, I needed some code that would take a list of classes like this and turn it into this Id Name DOB 1 Rachel Lim 6/30/1985 2 Joe Smith 3/30/1958…. Execute a Stored Procedure a single time. Stored Procedure in Entity Framework. Now, with ADO. NET Entity Framework released along with any Visual Studio 2008 releases including the Visual Studio 2008 RTM. using stored procedure with parameters in entity framework. Add the stored procedure in EDM ; Add function import. If a procedure does not begin a transaction, set the @LocalTran flag to 0. In this chapter, we will use stored procedures for CUD (create, update, delete) operations for an entity when we call the SaveChanges() method in the database-first approach. Thanks to Luc Bos for the tip on how to call a stored procedure from an EF Code First DbContext. This example describes the schema syntax and demonstrates how to use stored procedures now. Perhaps, even a. In this video we will discuss using stored procedures to perform Insert, Update and Delete operations using entity framework code first approach. Informatics Glossary. The second way to use stored procedure is to call the stored procedure from the object context. This is why my answer described how to do it with inline SQL: Stored procedures are only supported in raw/inline SQL in Entity Framework Core. If you use the EDMX/Database First way of creating your DbContext, you can import Stored Procedures to your context. Our project is the 1st to go to. SqlQuery("dbo. It would likely be possible to add support for named parameter binding to EF, but this would require telling EF that this is a stored procedure call, and then the application also providing different syntax--i. Entity Framework Code First allows you to create data model classes prior to creating a database. net-web-api2 I am using Breeze. However, if you prefer to use your existing stored procedures, or simply prefer to create stored procedures for Entity Framework to use, this path is completely supported as well. 5 and VS 2008 SP1; Using a Stored Procedure in Entity Framework 4; Call Stored Procedure from Entity Framework; and literally thousands more Update: ok, so you want to retrieve data from the database. In the previous chapter, we have seen how to read data using a stored procedure. That’s easy to do with EF Code First using the built-in SqlQuery() method. net web application using c#, vb. Technologies like Entity Framework are cool, but accessing ADO. This blog shows configuration of code first making use of stored procedure for the entities. In this case one would write the SQL by hand using a stored procedure or parameterized query and then use the entity framework to call that stored procedure/SQL statement directly. You can also use stored procedure for add, update or delete operation when you call DBContext. Execute SQL query on existing entity. For Source Code Visit http://yogeshdotnet. EF has excellent run time support for stored procedures, and, as mentioned, the T4 template code generator provides the C# developer with ready-to-use methods that wrap every stored procedure. NET Entity Framework will not be included in the Visual Studio 2008 RTM (expected by the end of 2007); it will be released in the first half of 2008. Execute stored procedure using Entity Framework Core in. I'm calling a stored procedure in entity framework code first approach. In that case, your steps are: go to your EF model (*. Entity Framework (Code First): the easy way to run stored procedures Code First, Entity Framework, SP What about when stored procedure has 10 OUTPUT. SaveChanges() it does indeed call my stored procedure and it inserts a row but then EF throws the following error: A function mapping specifies a result column 'CreateDateTime' that the result set does not contain. Join a community of over 2. This article describes how to create Entity Framework model with stored procedures in Entity Developer and EDM Designer. Net Framework3. Even in a Code First environment, you can call a stored procedure from a DbContext object. Entity Framework 6. When you run the application for the first time, a database is created for you on the fly based on the classes you created. Procedure parameter information is stored in the syscolumns system table. This first article covers the Entity Data. The SqlQuery method on DbSet allows a raw SQL query to. Call stored procedure with parameters using Entity Framework 5 and return scalar Entity Framework 5 using a DbContext Format C# Code for Blog Posts;. Next right click anywhere on the Edmx designer and choose Add > Function Import. You can also run queries using raw SQL directly against the database using DbCOntext. All parameters need the parameter. The first sample demonstrates how to execute a simple stored procedure returning two result sets. net-web-api,breeze,asp. The Entity Framework allows you to use stored procedures in the Entity Data Model instead of, or in combination with, its automatic command generation. I am calling this using a join with DB component. One solution is to use SqlCommand object to execute and return a SQLDataReader which contains multiple result sets and pass this datareader to context. First of all you need to create the stored procedure which you want to call (in case it doesn't already exist), in your database server. Instead of writing complex linq, I can write a couple quick Stored Proc's and write the results to CSV. So, we decided to post here a walkthrough, that describes how to create Entity Framework model with stored procedures in Entity Developer and EDM Designer. This stored proc has 3 parameters ,2 IN parameters and one In/Out parameter. I wrote the following code to use Entity Framework 6 and Managed Oracle Providers to call an Oracle stored procedure that returns multiple cursors. Code when using two parameters. Entity Framework Code first approach enables you to define database schema with the help of C# or VB. The function should accept the entity object as a parameter and should set the identity field's value based on the stored procedure call's result. Add the stored procedure in EDM ; Add function import. This section demonstrates how to retrieve output parameters from stored procedures within Entity Framework.