Can we return a table result set from a function?

Can we return a table result set from a function?

Creating a table-valued function. The syntax is similar to the one that creates a user-defined function. The RETURNS TABLE specifies that the function will return a table. The function above returns the result set of a single SELECT statement, therefore, it is also known as an inline table-valued function.

Which SQL function is used to return tables?

The simple definition of the table-valued function (TVF) can be made such like that; a user-defined function that returns a table data type and also it can accept parameters. TVFs can be used after the FROM clause in the SELECT statements so that we can use them just like a table in the queries.

How do you return a function in SQL?

The RETURN statement is used to unconditionally and immediately terminate an SQL procedure by returning the flow of control to the caller of the stored procedure. It is mandatory that when the RETURN statement is executed that it return an integer value. If the return value is not provided, the default is 0.

How do you return a table from a function?

Procedure

1. Define the CREATE FUNCTION (table) statement: Specify a name for the function. Specify a name and data type for each input parameter. Specify the routine attributes. Specify the RETURNS TABLE keyword.
2. Execute the CREATE FUNCTION (table) statement from a supported interface.

What will be the return type of a table-valued function?

A table-valued function returns a single rowset (unlike stored procedures, which can return multiple result shapes). Because the return type of a table-valued function is Table , you can use a table-valued function anywhere in SQL that you can use a table.

Can we write return in procedure in Oracle?

A stored procedure does not have a return value but can optionally take input, output, or input-output parameters. A stored procedure can return output through any output or input-output parameter.

How do you find a function in a table?

Write a function to represent the data in the table.

1. Look at the x values.
2. Next look at the y values.
3. The y values in this table are going up five every time.
4. Go back to the first x.
5. You need to add 3.
6. Once you decide on a rule, make sure it works for the other x values.
7. The function is y = 5x + 3.

How to return a table from a function?

My mark up for my code is: create function FnGetCompanyIdWithCategories () returns table as return ( select * into a #tempTable from stuff ‘ etc ‘ select companyid,Company_MarketSector from #tempTables ‘the returning table data ) If I define a function, How do I return it as a table?

How does a Transact-SQL function work in SQL Server?

Function accesses user data in the local instance of SQL Server. Includes user-defined tables and temp tables, but not table variables. The precision and determinism properties of Transact-SQL functions are determined automatically by SQL Server.

What does the return clause do in TSQL?

Note the returns clause that defines a table structure. You can insert anything into the table variable ( @DateHierarchy in this case) that you want, including building a temporary table and copying the contents into it.

What are the input and output parameters in SQL Server?

The three output parameter names are @LastName, @Total_Orders, and @Total_Sales_Amount. Each output parameter must be followed by either of two keywords: output or out. The stored proc assigns a value to each output parameter in its outer query. @SalesPersonID and @Sales_Yr are input parameters.