How can we return output parameter from stored procedure in SQL Server?

How can we return output parameter from stored procedure in SQL Server?

Stored Procedure Output Parameters

1. parameter_name data_type OUTPUT.
2. CREATE PROCEDURE uspFindProductByModel ( @model_year SMALLINT, @product_count INT OUTPUT ) AS BEGIN SELECT product_name, list_price FROM production.products WHERE model_year = @model_year; SELECT @product_count = @@ROWCOUNT; END;

What is output parameter in stored procedure?

Output parameter is a parameter whose value is passed out of the stored procedure/function module, back to the calling PL/SQL block. An OUT parameter must be a variable, not a constant. It can be found only on the left-hand side of an assignment in the module.

Can SQL stored procedure return value?

Return values can be used within stored procedures to provide the stored procedure execution status to the calling program. You can create your own parameters that can be passed back to the calling program. By default, the successful execution of a stored procedure will return 0.

How can we return multiple output parameter from stored procedure in SQL?

In order to fetch the multiple returned values from the Stored Procedure, you need to make use of a variable with data type and size same as the Output parameter and pass it as Output parameter using OUTPUT keyword. You can also make use of the Split function to split the comma separated (delimited) values into rows.

What is return in SQL?

The RETURN statement is used to unconditionally and immediately end an SQL procedure by returning the flow of control to the caller of the stored procedure. When the RETURN statement runs, it must return an integer value. If the return value is not provided, the default is 0.

Why we need output parameter in stored procedure?

The Output Parameters in Stored Procedures are used to return some value or values. The simple logic is this — If you want to return 1 value then use 1 output parameter, for returning 5 values use 5 output parameters, for 10 use 10, and so on.

What does stored procedure return?

In default, when we execute a stored procedure in SQL Server, it returns an integer value and this value indicates the execution status of the stored procedure. The 0 value indicates, the procedure is completed successfully and the non-zero values indicate an error.

What does returning do in SQL?

The RETURNING clause allows you to retrieve values of columns (and expressions based on columns) that were modified by an insert, delete or update. Without RETURNING , you would have to run a SELECT statement after the DML statement is completed, in order to obtain the values of the changed columns.

Can procedure return table?

You can’t technically return “a table”, but you can return a result set and using INSERT INTO .. EXEC syntax, you can clearly call a PROC and store the results into a table type.