Use return statement to return a table from a function
2>
3> CREATE TABLE Employees (
4> EmployeeID int NOT NULL ,
5> LastName nvarchar (20) NOT NULL ,
6> FirstName nvarchar (10) NOT NULL ,
7> Title nvarchar (30) NULL ,
8> TitleOfCourtesy nvarchar (25) NULL ,
9> BirthDate datetime NULL ,
10> HireDate datetime NULL ,
11> Address nvarchar (60) NULL ,
12> City nvarchar (15) NULL ,
13> Region nvarchar (15) NULL ,
14> PostalCode nvarchar (10) NULL ,
15> Country nvarchar (15) NULL ,
16> HomePhone nvarchar (24) NULL ,
17> Extension nvarchar (4) NULL ,
18> Photo image NULL ,
19> Notes ntext NULL ,
20> ReportsTo int NULL ,
21> PhotoPath nvarchar (255) NULL
22>
23> )
24> GO
1>
2>
3>
4> CREATE TABLE RegionPlace
5> (RegionID nvarchar (20) NOT NULL ,
6> TerritoryDescription nchar (50) NOT NULL ,
7> RegionID int NOT NULL
8> )
9> GO
1>
2> Insert Into RegionPlace Values ('01581','Westboro',1)
3> Insert Into RegionPlace Values ('01730','Bedford',1)
4> Insert Into RegionPlace Values ('01833','Georgetow',1)
5> Insert Into RegionPlace Values ('95060','Santa Cruz',2)
6> Insert Into RegionPlace Values ('98004','Bellevue',2)
7> Insert Into RegionPlace Values ('98052','Redmond',2)
8> Insert Into RegionPlace Values ('98104','Seattle',2)
9> Go
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1> CREATE TABLE EmployeeRegion
2> (EmployeeID int NOT NULL,
3> RegionID nvarchar (20) NOT NULL
4> )
5> GO
1>
2> Insert Into EmployeeRegion Values (1,'06897')
3> Insert Into EmployeeRegion Values (1,'19713')
4> Insert Into EmployeeRegion Values (9,'48084')
5> Insert Into EmployeeRegion Values (9,'48304')
6> Insert Into EmployeeRegion Values (9,'55113')
7> Insert Into EmployeeRegion Values (9,'55439')
8> GO
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
(1 rows affected)
1>
2> CREATE FUNCTION dbo.udf_EmpRegionPlaceTAB (
3> @EmployeeID int
4> ) RETURNS TABLE
5> AS RETURN
6> SELECT TOP 100 PERCENT WITH TIES
7> et.RegionID
8> , t.TerritoryDescription as [Territory]
9> , t.RegionID
10> FROM EmployeeRegion et
11> LEFT OUTER JOIN RegionPlace t
12> ON et.RegionID = t.RegionID
13> WHERE et.EmployeeID = @EmployeeID
14> ORDER BY t.TerritoryDescription
15>
16> GO
1>
2> DECLARE @EmpID int
3> SELECT @EmpID = EmployeeID
4> FROM Employees
5> WHERE FirstName = 'Andrew' and LastName = 'Fuller'
6>
7> SELECT * FROM udf_EmpRegionPlaceTAB(@EmpID)
8> GO
RegionID Territory RegionID
-------------------- -------------------------------------------------- -----------
(0 rows affected)
1>
2>
3>
4> drop FUNCTION dbo.udf_EmpRegionPlaceTAB;
5> GO
1> drop table EmployeeRegion;
2> drop table RegionPlace;
3> drop table Employees;
4> GO
1>
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