Entity framework core stored procedure return value

Entity framework core stored procedure return value. 1 stored procedure optional parameters not working Hot Network Questions "for what it's worth — used to say that one/someone is not sure whether something one/someone is about to say will be helpful or valued" From now on, Entity Framework is set up to use your stored procedures instead of the standard Create, Insert, and Delete SQL commands. Bar. 7 I want to call a stored procedure that returns a scalar value. But lets say that I have a stored proc that returns the value using a select statement: CREATE PROC spReturnNumber AS SELECT 1 Is it possible to get this value from within another stored proc? Nov 17, 2011 · I have a generic entity framework repository where I have the following ExecuteStoredProcedure method: public IEnumerable<T> ExecuteStoredProcedure<T>(string procedureName, params object[] parameters) {. 5. FromSqlRaw() But my scenario doesn't have any type except string. Columns. Apr 24, 2021 · In the legacy Entity Framework 4. 2-Right click to empty space from opened windows then "Add New -> Complex Type". I am using Entity Framework to call a stored procedure to return data. Net Core 1. NET Core applications. You can call a stored procedure in your DbContext class as follows. I get no errors: this. – 18. FirstOrDefault(); Dec 10, 2011 · 37. CREATE PROCEDURE usp_GetEmpCountByDept @Dept nvarchar(20), @EmpCount int Output AS BEGIN SELECT @EmpCount = COUNT(Id) FROM [dbo]. public static int ExecuteStoredProcedure(this DbContext context, string name, string parameter) var command = context. But unlike FromSqlRaw() method, it returns the number of affected rows. You need to create your DbContext class by inherting the DbContext class from EF. GETLOGINATTEMPT and it works perfectly. Feb 16, 2023 · Assuming you're using Code First and are comfortable with the steps necessary to create the actual stored procedure and have that defined in your database, I will focus my answer on how to call that stored procedure in C# and map the results generically. IgnoreQueryFilters(); Jul 10, 2011 · I know the preferred method for returning scalar values from stored procs is either using RETURN or an OUTPUT parameter. 0: execute stored procedures and mapping result into a list of custom objects. This method executes the stored procedure which returns entity data Jan 28, 2018 · In order to get the results mapped as a c# object, you need to use SqlQuery or FromSql depending on the version of Entity Framework that you are using. 0 Is there a way for read the JSON result like the following pseudo-code? update-database. Mar 13, 2018 · I understand that ExecuteSqlCommand does not work for select and can be used only for update to database. var test = context. ExecuteSqlCommand() There are some limitations on the execution of database stored procedures using FromSql or ExecuteSqlCommand methods in Stored Procedures in Entity Framework Core: Entity Framework Core (EF Core) is an Object-Relational Mapping (ORM) framework for . [Employees] WHERE Department = @Dept END I am new to MVC and Entity Framework so excuse me if it is simple question. This article will give the way for developers by using ASP. To add, update or remove records, we need Jul 26, 2021 · Entity Framework Net Core 2. I don't see anything that says: ExecuteSqlCommand. Email = @username) END --Executing in database-- DECLARE @idemp INT; EXEC May 11, 2021 · I am using EF Core 3. NET Core Full Stack training, my client asked me to explain the mechanism of accessing SQL Server Stored Procedures using Entity Framework (EF) Core. NET Core application. NET Core Web API. StringBuilder command = new StringBuilder(); command. IdUser = a. Data. Don't forget to make your result class fields, same as result form stored procedure . ParameterDirection. ExecuteStoreQuery<DataTable>(commandText, parameters). Enter EFwithSProcsModel. Database context object returns only table type. the status of an SQL Agent Job. As you can see, the stored procedure takes in an EntityId for the entity, performs my delete logic, and returns a bit - Which in this case is my ServiceResult. GetDbConnection(). Note it may have been smarter for Entity Framework to execute the stored proc with default values for the arguments, as opposed to NULLs. objects WHERE object_id =. NET Entity Data Model in the Templates pane. SELECT @parameter2. tests. Stored procedure which I have to call returning result which I have to catch. Nov 3, 2020 · Erik Ejlskov Jensen shows us how to retrieve the return value from a stored procedure using Entity Framework Core: SQL Server stored procedures can return data in three different ways: Via result sets, OUTPUT parameters and RETURN values – see the docs here. You can capture the return value of the stored procedure into an output parameter instead: ParameterName = "@MyID", SqlDbType = SqlDbType. var context = new myDatabaseContext(); Jul 10, 2011 · Use an OUTPUT parameter instead of (or in addition to, if this procedure is used by other applications) the SELECT. Dec 27, 2021 · I have a stored procedure with a JSON format output. I have this SQL Server stored procedure: @UserName VARCHAR (MAX), @Result INT AS BEGIN SET NOCOUNT ON; SELECT LoginID FROM Personnel WHERE LoginID = @UserName AND Administrator = 'Y' SET @Result = @@ROWCOUNT RETURN @Result END. The first method, FromSql () is used to execute a Stored Procedure that retrieves records from database tables and Feb 26, 2023 · You can use stored procedures to perform predefined logic on database tables. edmx file from Solution Explorer. 3-Rename type and Right click renamed type on Model Browser then "Add -> Scalar Property -> COLUMN_TYPE". Some stored procedures you write may not return a set of data, but rather a single value such as a string or integer value. FromSql () Method. Stored procedures are SQL statements generally in the form of functions that can take inputs and execute the logic on the server side for the given conditions. Add a new complex type (for temp table returns column): 1-Open . I have been able to reproduce this behavior. Implementation: (1) first step Aug 10, 2020 · Aug 10, 2020. NET) 0 How to add a stored procedure that returns a scalar value to Entity Framework model and call it from the Entity Context? Aug 3, 2020 · In this post I will show how you can call stored procedures with OUTPUT parameters from EF Core. ExecuteStoredProcedure("someSproc", "param");. That is quite a fair amount of overhead to call a stored procedure. Sep 12, 2021 · Using . ALTER PROCEDURE dbo. 2. Jul 24, 2019 · EF Core provides the following methods to execute a stored procedure: DbSet. Add (school); db. EEPayableExtract @p_PMS = {0}, @p_Type = {1}", pPms, pType) . NET Core in a very direct way. [SP_GET_TOP_IDS] ( @Top int, @OverallCount INT OUTPUT Sep 15, 2021 · This topic shows how to execute a parameterized stored procedure by using the EntityCommand class. Net? We can build Web API and Entity framework with code first or database first approach, however, it is hard to do so in the real working environment with ASP. CREATE PROCEDURE [dbo]. Imagine that we’re in our Create controller method, and we code our standard create method. 2 WEB API app. While EF Core primarily focuses on LINQ-based query capabilities and entity modeling, it also supports stored procedures. Here's an example extension method you can call using _dbContext. I am using the Northwind database for the sample code. Below is a sample mock-up code to explain the scenario: // Inside my stored procedure. I want to pass MerchantID as null in some cases. Add the School Model to your project and configure your project to use the Entity Framework. After this change, create new function import, complex type in entity framework. First, create the following stored procedures GetCoursesByStudentId in your SQL Server database. That's a good bare-bones pattern for those of us who have given up hope that EF Core will give Stored Procedures first-class-citizen support to Entity Framework, and who don't want to have to trawl through countless wrappers and libraries just to get execute a simple procedure. FromSqlRaw("ClearIterations"). Please make sure that the stored procedure will return something under all the circumstances. Mar 30, 2022 · Thankyou for posting this. SET NOCOUNT ON. Jun 29, 2010 · BEGIN. When using ExecuteSqlRawAsync in Entity Framework Core it always returns -1. Here are some examples for future reference: Populate a list of entities from the results of a stored procedure: The [dbo]. You define an array of parameters, execute the command and inspect the parameters. END. Value. public async Task<int> ExecuteSqlNonQuery(string StoredProcName, params object[] parameters) int iTotalRecordsAffected = 0 Nov 30, 2011 · In that case, your steps are: go to your EF model (*. spReturnNumber @Number INT OUTPUT AS BEGIN SET NOCOUNT ON; SET @Number = 1; SELECT @Number; END GO CREATE PROCEDURE dbo. Enter data for a new department, and then click Create. Stored procedure: I have an MVC application using Entity Framework. g. I have explained the entire process with examples and demonstrations. Jan 3, 2014 · 281. [GetCoursesByStudentId] -- Add the parameters for the stored procedure here. In the Choose Model Contents dialog box, select Generate from database, and then click Next. edmx file) in the designer. ExecuteSqlCommand is not available in Core 3. Now I've mapped this function (InsertNewUser) to my Entity Framework and am calling it like so: context. If we want to query the data, we will use FromSql, FromSqlInterpolated, or FromSqlRaw methods that are available only on the DbSet object. right-click and select Update Model from Database. 1 Sep 27, 2022 · The Entity Framework Core ExecuteSqlRawAsync() method is used to execute Stored Procedures and Raw SQL in asynchronous manner. In this article, we shall see how to use stored Procedure in Entity Framework Core an ORM framework like EF Core. Id to your SQL query and pass it to [Key] in you class and define another field to display BookId in both your query and class. Net Core with Entity Framework 3. Here my current setup for calling procedures and fitting the data int Dec 17, 2018 · 2. 0-rc1-final). Yes it's possible, but it should be used for just dynamic result-set or raw SQL. I'm attempting to call a stored proc through EF and retrieve a return value from the stored proc. INSERT INTO My_Table (col1) VALUES (@col1) SELECT @new_identity = SCOPE_IDENTITY() SELECT @new_identity AS id. Its primary purpose is to encapsulate complex operations into a single callable routine. edmx file. It can also specify that EF should use your stored procedures for inserting, updating, or deleting entities. FROM. SaveChanges (); You might think that you need to adjust the code here, but you actually Jul 30, 2021 · I'm using EF Core 5 and am having trouble getting back the userId of a record that I inserted into the table. We saw that we can use ExecuteReaderAsync to read data from a query, and ExecuteNonQueryAsync to execute a stored procedure that does not return a result set. Sep 11, 2016 · 1. They were creating an ASP. and then your . pick the stored procedure you want to use and go through the wizard. [usp_test] ( @result int OUT ) AS BEGIN --DO STUFF SET @result = 0 END. The output parameter is easier to work with in T-SQL when calling from other stored procedures IMO, but some programming languages have poor or no support for output parameters and work better with Feb 16, 2016 · I have done the exact same thing before with other stored procedures on different pages in the same app and it has worked, but this stored procedure call returns a null object instead of the expected value. Right-click on the workspace area of your Entity model and choose Add -> Function Import. RIGHT('000'+ CAST(ISNULL(MAX(Reg_ID), 0) + 1 AS VARCHAR(4)) + '', 4) AS Reg_ID. Id WHERE a. The stored procedures are executing using the DbContext. The support for stored procedures and adhoc queries doesn't feel as fluid as it does in Framework. public class IntReturn { public int Value { get; set; } } Fake a virtual DbSet<IntReturn> it will not be really present in db: protected override void OnModelCreating(ModelBuilder modelBuilder) { Dec 20, 2019 · Entity Framework Core - Using Stored Procedure with output parameters 0 How to call stored procedure which returns data using Entity Framework and . Sep 6, 2020 · Entity Framework Core 3. The method I followed is, I took backup of original stored procedure and replace with only column name like the below query. Will EF be good for this or should I use ADO. Copy paste the code below into your main Program. I want to execute a stored procedure to delete records with no return value using the pattern: dataContext. With the latest release of EF Core Power Tools, you can opt-in to have any SQL Server stored procedures in your database made available to you. Net Core - Entity Framework - Call Stored Procedure With No Return Data (in a void method) Hot Network Questions Canada visa postdov application country to apply from Apr 19, 2020 · The stored procedure in SQL Server has four different parameter types: Input. net API's and it worked but now I have to call it from EF in . I have a very simple stored procedure: -- SET NOCOUNT ON added to prevent extra result sets from. InsertNewUser(email, name, passwordhash, salt, ???) May 25, 2021 · Right-click the project in Solution Explorer and select Add -> New Item. -- interfering with SELECT statements. entity-framework-core. ExecuteSqlCommand("SPName"); The stored procedure has just a select statement like Select 'somevalue'. Feb 19, 2015 · I'm using Entity Framework Core. code). Aug 31, 2022 · Return a Scalar Value. It then pulls the first (and only) value from the result: Dim res As String. First create a stored procedure with OUTPUT parameters similar to the following (or use an existing one!): CREATE OR ALTER PROCEDURE [dbo]. ToList(); where MyModelClass represents the result set from the stored procedure. You've defined Id in BookViewModel class as a key but you're passing non-unique values: add authorsBooks. NET to get the data model rather than using Entity Framework because most probably Oct 14, 2020 · The stored procedure should return a result set with a column for each computed property. SqlQuery<MyModelClass>("SomeStoredProcedure @p0", param1). net core 3. Schools. To reproduce create a new console app c# with . Create a stored procedure named Product_CountAll in your database that looks like the following Mar 18, 2022 · The example is for returning an integer value, but you can easily adapt it: Define a return value holding class. ASP. NET code should work just fine. Output. Configure EF Context to expose Db function. net core. In Model Browser, Delete SP from Complex Types, Function Imports and Stored Procedures/Functions. Int, Direction = System. I have to call it from Entity framework in . NET Core, Web API, Entity Framework to call Stored procedure, step by step. It returns the number of rows affected by the command. The interface EF Core provides to call stored procedures is very similar to the mechanism used by the underlying ADO SqlClient interfaces. Registration. You know that a JSON format output is in a string format. Additionally, the delete procedure should also have parameters for any independent association foreign keys on May 14, 2022 · Please use the following code to get the value from the sequence. In Visual Studio, look at the logs in the Output window to see that a stored procedure was used to insert the new Department row. This is called a scalar value and needs to be handled in a special way when using the Entity Framework. DataTable retVal = new DataTable(); retVal = context. Sep 3, 2020 · SET @ServiceResult = 1. Here the ServiceResult is "True"/1 if no errors occur while executing the query, and "False"/0 if errors occur. I have imported the database and everything seems to be working. AsNoTracking() as suggested in this post ( EF Core Stored Procedure FromSqlRaw Does Not Give Updated Values) and still no data. SqlQuery<return type>("name", parameter) If there are no results returned e. Double Click on . x to 6. GetValues(int[] TicketID,int? MerchantID,bool IsOpen) DataTable tbldepartmentid = new DataTable("Departmentid"); tbldepartmentid. c#. ExecuteSqlCommand () Method. Microsoft has reserved that prefix for its own use (see Naming Stored Dec 15, 2017 · I had a project running on Postgresql. I can do an extremely ugly workaround by doing something like: May 10, 2019 · We can use stored procedures in ASP. this. Single. Declare @YId uniqueidentifier. Output. To run the code in this example. FromSql("EXECUTE dbo. I couldn't find any API on context object. When calling it from EF it is not called. RETURN. Note that there is also another variant called ExecuteSqlRaw() which is of synchronous type. I need to start new project soon which will be ASP. Database. public override long GetHostSequenceNumber(byte hostId, byte srvId Aug 20, 2011 · In my case SET FMTONLY OFF did not work. }; Only answer that doesn't try fobbing you off with SqlQuery instead of a solution for ExecuteSqlCommand. Feb 26, 2023 · You can use stored procedures to perform predefined logic on database tables. I have an ASP. Entity Framework 6. The application will be triggering several stored procedures per minute and I need output parameters. 0. SqlQuery<TElement> with target model class set as type parameter like this: _context. GetMethod(nameof(NameAndTotalSpentByCustomer))) . CreateCommand(); Jul 29, 2013 · You will create IStoredProcedure interface and implement it in stored procedure using generic . Microsoft’s Entity Framework Core is a popular object-relational mapper, but it doesn’t support the return of complex type results from stored procedures. In Entity Framework 6, we had the option to run a stored procedure that returns a specific model object with code like this: context. Jan 30, 2022 · I'm current using ASP. Jan 10, 2014 · My environment is VS 2012, C#, EF6 and SQL Server 2008 R2. Side note: you should not use the sp_ prefix for your stored procedures. Apr 21, 2020 · 3. The support for stored procedure in EF Core is similar to the earlier versions of EF Code first. The delete stored procedure should have a parameter for the key value of the entity (or multiple parameters if the entity has a composite key). x to allow stored procedures to be executed we had to expose a stored procedure through an EDMX designer, regenerate the data context class and call the stored procedure through a partial class of the context class. spCheckNumber AS BEGIN SET NOCOUNT ON; DECLARE @Number INT; EXEC dbo. test_GETALL {0}", user. 1. I can't seem to retrieve the UserID which is declared as an OUTPUT parameter for the stored procedure. Id FROM Employee e JOIN AspNetUsers a ON e. also, remove name from Registration class to make it work. NET Core 3. NET Core Web API calling stored procedure. How can I call this stored procedure with a string output and render the result to the client? Jan 21, 2020 · In my ASP. Sep 24, 2015 · You need to Import the stored procedure as a Function. Here, you will learn how to execute the database stored procedure in Entity Framework Core. Append(procedureName); Aug 20, 2011 · Entity Framework will try to get the columns by executing your stored procedure, passing NULL for every argument. private void button1_Click(object sender, EventArgs e) SchoolEntities dbcontext = new SchoolEntities(); var result = dbcontext. FromSql() DbContext. I am using raw SQL with a stored procedure to compute some values: context = tContext; return context. Jul 13, 2022 · Dear Friends, I would appreciate an explanation of how to capture the values of output parameters when calling stored procedures in SQL Server 2019 from Entity Framework Core 6. ReadLine(); It uses entity framework and Oracle 11g as back-end. Execute the stored procedure . A stored procedure is a set of SQL commands saved in the database catalog. IgnoreQueryFilters(); Nov 26, 2021 · Hi aminsoraya,. I thought this would be fairly trivial to do, but it turns out it's actually really difficult. Net Core and Entity Framework Core 5. SqlQuery<vmNewOrgChart> ("exec uspGetOrgChart", personIdParam); Note: By default if no records/rows affected with ExecuteSqlCommand, it returns -1 value. This method is used to execute a raw SQL command that does not return any data. Iterations. May 1, 2016 · I want to call this stored procedure with Entity Framework Core (7. Let's say I have a product table in SQL and stored procedure returns a set of products so we call it like Nov 28, 2018 · My stored procedure should be like the following: CREATE PROCEDURE [dbo]. FirstOrDefault(); return retVal; Edit: It's better to use classical ADO. Feb 12, 2016 · 5. Apr 23, 2019 · 0. Regards! Dec 31, 2020 · Any help with calling a stored procedure using Entity Framework Core to return a single value will be highly appreciated. I've tried different ways of doing this but I've had no luck. So you need to use ExecuteSqlRaw with OutPut Parameter. I used Entity framework to execute stored procedure that would return some value (long). It requires return types to be declared as Keyless entity using HasNoKey Microsoft doc. HasName("CustomerNameAndTotalSpent"); Invoke Db function in calling code. Entity Framework Core allows us to execute Stored Procedures from . Unlike individual SQL queries, stored procedures are compiled once and stored in executable form in the database, which boosts performance. net-core. I have previously blogged about getting result sets with FromSqlRaw here and here. This is useful when for some reason we can not or do not want to use Entity Framework Core. An Expert Workaround for Executing Complex Entity Framework Core Stored Procedures. All I get back is a -1 which I know is for rows affected. For more information, see How to: Use the Entity Data Model Wizard. Dec 2, 2022 · Stored procedures in EF 7. Declare @XId uniqueidentifier. I have tried with ADO. 3. cs file: How to retrieve scalar value from stored procedure (ADO. So you need to return the Json as OutPut Parameter from the stored procedure. FromSqlRaw("EXEC dbo. tableA. Looking for any alternative to get data that stored procedure returns. ToString()); Console. NET objects. Select Convert(max,'') as Id,Convert(max,'') as Name. I am developing simple project(MVC5-EF6) that query the customer table based on First-name and last-name and return the customer info. In Entity Framework Core, you can execute raw SQL queries in several ways: This method returns an IEnumerable of the specified type T, where T is the model representing the data returned from the query. Select Data from the left menu and then select ADO. Thank you for your trouble, and best regards, Eric Weinberger … Aug 3, 2018 · If you want to return SELECT query results into designated model class, you should use Database. Here is my stored proc: CREATE PROCEDURE [dbo]. Run the application in debug mode, click the Departments tab, and then click Create New. Mar 30, 2015 · So change your stored procedure to this: CREATE PROCEDURE dbo. When running a procedure on EF Core 3 using FromSqlRaw that updates values in the table, EF DOES NOT return the updated values when I query the database for those changed values. Append("EXEC "); command. Nov 10, 2021 · I tried just assigning it to a list, but it still does not return data. ; In the Add Function Import dialog, enter the name you want your stored procedure to be referred to in your model for example GetCountryListSP, choose your procedure from the drop down list, and choose the return value of the procedure to be Entities Jul 12, 2020 · Executing Stored Procedure in EF Core using RawSQL and FromSqlInterpolated. Entity Framework Core provides the following two methods to execute Stored Procedures. EF call to stored procedure: public MostRecentOrderDetail GetMostRecentOrder(int userId) {. var result = dbContext. ToList(); When I insert new record into my table, the result must be changed, but this code returns old values. db. This is the snippets of my stored procedure, I am not allowed to make any changes to it. Below given is my generalized method to execute stored procedures. Jul 27, 2017 · C# & SQL Server stored procedures - can't get output parameter value, return value works 14 Entity Framework Core - Using Stored Procedure with output parameters After execution employeeCount is null and -1 is the return value. A clever bit of code gets us around this limitation, returning non-database entities with ease. Entity FOR JSON AUTO END Having a stored procedure as previous, using EF Core 2. delete from iterations. EX: _context. May 23, 2019 · Console. ELSE SET @ServiceResult = 0. In my previous post I showed how you can map and use stored procedures manually from EF Core, a process which involved quite a bit of code, and some changes to your derived DbContext. 1 within . 1 web application, I am mostly using stored procedures. Return Value. [sp_Procedura] AS BEGIN SET NOCOUNT ON SELECT * FROM dbo. IF NOT EXISTS (SELECT * FROM sys. I want to just call a procedure as void instead of returning data. edmx for the file name, and then click Add. As far as I understood to call a stored procedure it must returns an entity model. SqlQuery<YourEntityType>("storedProcedureName",params); But if your stored procedure returns multiple result sets as your sample code, then you can see this helpful article on MSDN. ToList(); I also tried adding . Add("VALUE", typeof(int)); Dec 12, 2016 · And, at the end of the query only we'll be deducing the final SELECT query which returns the expected data. SET @parameter2 = 4. Net 5, but not sure if Entity Framework will fit for the job. [up_GetJobSt Let's use stored procedure to fetch the data from the database. This creates an entry for the stored procedure in your physical storage model. Microsoft has reserved that prefix for its own use (see Naming Stored Procedures), and you do run the risk of a name clash sometime in the future. It's also bad for your stored procedure performance. Looks like stored procedure support is still on the backlog. GetNextFleetId(0). res = soe. If the user already exists it sets the output parameter to 'User already exists' and does nothing more. spReturnNumber @Number = @Number; SELECT @Number; END GO May 30, 2014 · This example calls the previous stored procedure and captures the result returned by the procedure. The stored procedure return these types in the result: ContactId INT, ContactName NVARCHAR(200) I have created in C# the object called - Contact: [Key] public int ContactId {get; set;} public string ContactName {get;set;} May 29, 2021 · I'm using ASP NET core 5. WriteLine(poutLoginAttemptCount. It calls a Oracle Procedure in a package PKG_SHRS. Nov 10, 2013 · c4 INT. I have written stored procedure to get claims list via Context Query-Type which take three parameters where two of them are I've created a stored procedure that takes parameters to create a user. ToList(); To pass a parameter, you woild do something like Using EF, I'm trying to execute a stored procedure that returns a single string value, i. // Some mockup queries. . When I test it I get the results back as expected, I get either 1 row or a 0 row count. The above code just provide a single output parameter as a numeric data type. EF Core provides the following methods to execute a stored procedure: DbSet<TEntity>. ExecuteSqlCommand() Using FromSql. Here is a screenshot: These are the frameworks that I am using: Jul 22, 2017 · I'm trying to use stored procedures with new Entity Framework Core. As some people requested stored proc code for reproducing the issue ,I have stored proc as below. This procedure returns all the courses assigned to a particular student. 1. NET Core 2. Dec 6, 2019 · throw ex; Stored procedure: SELECT. This can have JOINS and other complex codes in real code. I have a stored procedure that takes a bunch of parameters and returns a SELECT COUNT(*), so a nice simple integer. The code would be like this: [Key] public int Id { get; set; } Nov 24, 2020 · Side note: you should not use the sp_ prefix for your stored procedures. Here is how I'm calling it from EF: May 12, 2019 · 2. 0 and using Pomelo to work with a MariaDB database. asp. The RETURN statement should be used for status codes only and it can return INT values only. StoredProcedure2 AS. with NO COUNT ON what should I set as the return type? Aug 29, 2018 · I am working on Entity Framework Core 2. [GetUnarchivedJobs] stored procedure returns a list of records that matches the Job entity. declare @parameter2 int. We can divide methods to execute stored procedures in EF into two groups, methods to query the data and methods to add/update/delete data. My sample SP as below Last week while conducting a . e. Basically just pass the parameters into the SP using EF Core and display the return Feb 20, 2019 · I have a stored procedure with table valued parameter. I also tried looking at this link: Entity Framework Core - Using Stored Procedure with output parameters. NET that allows us to work with databases using . SqlQuery(Of String)("ReturnNonIntegerValue"). Aug 4, 2013 · First of all do refresh your SP through "Update Model from Database", if it is working, fine, if not and throwing the same exception then do follow the steps given below. SqlQuery("EXEC YourStoredProcedure"). I've used this answer as a guide. I want to pass a parameter having a null value to a stored procedure. Stored Procedures with Multiple Result Sets. Inject your stored procedure class in startup class . Input/Output. . The stored procedure is declared as CREATE PROCEDURE [dbo]. Jun 12, 2020 · How can I get int value in EF Core returned from a stored procedure in SQL Server?--Two tables, Employee and AspNetUsers-- CREATE PROCEDURE SP_GetIdEmployeeByUserName (@username varchar(100), @idemployee int output) AS BEGIN SELECT @idemployee = (SELECT e. Here is a simple stored procedure, it will return all the records from Authors table when executed. Next: Sep 11, 2018 · Use HasDbFunction to do a mapping, refer Microsoft doc. First you want to create a model that matches the data you expect to get back from your 1. yb iu sz ax md hb bg mx no im