Difference between revisions of "Dbo.ufnGetContactInformation (function)"

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| Table value function returning the first name, last name, job title and contact type for a given contact.
 
| Table value function returning the first name, last name, job title and contact type for a given contact.
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Revision as of 22:59, 23 June 2010

wikibot

Function dbo.ufnGetContactInformation
Description Table value function returning the first name, last name, job title and contact type for a given contact.

Source

CREATE FUNCTION [dbo].[ufnGetContactInformation](@ContactID int)
RETURNS @retContactInformation TABLE 
(
    -- Columns returned by the function
    [ContactID] int PRIMARY KEY NOT NULL, 
    [FirstName] [nvarchar](50) NULL, 
    [LastName] [nvarchar](50) NULL, 
    [JobTitle] [nvarchar](50) NULL, 
    [ContactType] [nvarchar](50) NULL
)
AS 
-- Returns the first name, last name, job title and contact type for the specified contact.
BEGIN
    DECLARE 
        @FirstName [nvarchar](50), 
        @LastName [nvarchar](50), 
        @JobTitle [nvarchar](50), 
        @ContactType [nvarchar](50);

    -- Get common contact information
    SELECT 
        @ContactID = ContactID, 
        @FirstName = FirstName, 
        @LastName = LastName
    FROM [Person].[Contact] 
    WHERE [ContactID] = @ContactID;

    SET @JobTitle = 
        CASE 
            -- Check for employee
            WHEN EXISTS(SELECT * FROM [HumanResources].[Employee] e 
                WHERE e.[ContactID] = @ContactID) 
                THEN (SELECT [Title] 
                    FROM [HumanResources].[Employee] 
                    WHERE [ContactID] = @ContactID)

            -- Check for vendor
            WHEN EXISTS(SELECT * FROM [Purchasing].[VendorContact] vc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE vc.[ContactID] = @ContactID) 
                THEN (SELECT ct.[Name] 
                    FROM [Purchasing].[VendorContact] vc 
                        INNER JOIN [Person].[ContactType] ct 
                        ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                    WHERE vc.[ContactID] = @ContactID)

            -- Check for store
            WHEN EXISTS(SELECT * FROM [Sales].[StoreContact] sc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE sc.[ContactID] = @ContactID) 
                THEN (SELECT ct.[Name] 
                    FROM [Sales].[StoreContact] sc 
                        INNER JOIN [Person].[ContactType] ct 
                        ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                    WHERE [ContactID] = @ContactID)

            ELSE NULL 
        END;

    SET @ContactType = 
        CASE 
            -- Check for employee
            WHEN EXISTS(SELECT * FROM [HumanResources].[Employee] e 
                WHERE e.[ContactID] = @ContactID) 
                THEN 'Employee'

            -- Check for vendor
            WHEN EXISTS(SELECT * FROM [Purchasing].[VendorContact] vc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE vc.[ContactID] = @ContactID) 
                THEN 'Vendor Contact'

            -- Check for store
            WHEN EXISTS(SELECT * FROM [Sales].[StoreContact] sc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE sc.[ContactID] = @ContactID) 
                THEN 'Store Contact'

            -- Check for individual consumer
            WHEN EXISTS(SELECT * FROM [Sales].[Individual] i 
                WHERE i.[ContactID] = @ContactID) 
                THEN 'Consumer'
        END;

    -- Return the information to the caller
    IF @ContactID IS NOT NULL 
    BEGIN
        INSERT @retContactInformation
        SELECT @ContactID, @FirstName, @LastName, @JobTitle, @ContactType;
    END;

    RETURN;
END;

References

Dependency Type Object Type Referenced Object
Select Table HumanResources.Employee
Select Table Person.Contact
Select Table Person.ContactType
Select Table Purchasing.VendorContact
Select Table Sales.Individual
Select Table Sales.StoreContact


automatically generated

function dbo.ufnGetContactInformation
Description Table value function returning the first name, last name, job title and contact type for a given contact. 

CREATE FUNCTION [dbo].[ufnGetContactInformation](@ContactID int)
RETURNS @retContactInformation TABLE 
(
    -- Columns returned by the function
    [ContactID] int PRIMARY KEY NOT NULL, 
    [FirstName] [nvarchar](50) NULL, 
    [LastName] [nvarchar](50) NULL, 
    [JobTitle] [nvarchar](50) NULL, 
    [ContactType] [nvarchar](50) NULL
)
AS 
-- Returns the first name, last name, job title and contact type for the specified contact.
BEGIN
    DECLARE 
        @FirstName [nvarchar](50), 
        @LastName [nvarchar](50), 
        @JobTitle [nvarchar](50), 
        @ContactType [nvarchar](50);

    -- Get common contact information
    SELECT 
        @ContactID = ContactID, 
        @FirstName = FirstName, 
        @LastName = LastName
    FROM [Person].[Contact] 
    WHERE [ContactID] = @ContactID;

    SET @JobTitle = 
        CASE 
            -- Check for employee
            WHEN EXISTS(SELECT * FROM [HumanResources].[Employee] e 
                WHERE e.[ContactID] = @ContactID) 
                THEN (SELECT [Title] 
                    FROM [HumanResources].[Employee] 
                    WHERE [ContactID] = @ContactID)

            -- Check for vendor
            WHEN EXISTS(SELECT * FROM [Purchasing].[VendorContact] vc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE vc.[ContactID] = @ContactID) 
                THEN (SELECT ct.[Name] 
                    FROM [Purchasing].[VendorContact] vc 
                        INNER JOIN [Person].[ContactType] ct 
                        ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                    WHERE vc.[ContactID] = @ContactID)

            -- Check for store
            WHEN EXISTS(SELECT * FROM [Sales].[StoreContact] sc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE sc.[ContactID] = @ContactID) 
                THEN (SELECT ct.[Name] 
                    FROM [Sales].[StoreContact] sc 
                        INNER JOIN [Person].[ContactType] ct 
                        ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                    WHERE [ContactID] = @ContactID)

            ELSE NULL 
        END;

    SET @ContactType = 
        CASE 
            -- Check for employee
            WHEN EXISTS(SELECT * FROM [HumanResources].[Employee] e 
                WHERE e.[ContactID] = @ContactID) 
                THEN 'Employee'

            -- Check for vendor
            WHEN EXISTS(SELECT * FROM [Purchasing].[VendorContact] vc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON vc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE vc.[ContactID] = @ContactID) 
                THEN 'Vendor Contact'

            -- Check for store
            WHEN EXISTS(SELECT * FROM [Sales].[StoreContact] sc 
                    INNER JOIN [Person].[ContactType] ct 
                    ON sc.[ContactTypeID] = ct.[ContactTypeID] 
                WHERE sc.[ContactID] = @ContactID) 
                THEN 'Store Contact'

            -- Check for individual consumer
            WHEN EXISTS(SELECT * FROM [Sales].[Individual] i 
                WHERE i.[ContactID] = @ContactID) 
                THEN 'Consumer'
        END;

    -- Return the information to the caller
    IF @ContactID IS NOT NULL 
    BEGIN
        INSERT @retContactInformation
        SELECT @ContactID, @FirstName, @LastName, @JobTitle, @ContactType;
    END;

    RETURN;
END;


Dependency Type Object Type Referenced Object
Select Table HumanResources.Employee
Select Table Person.Contact
Select Table Person.ContactType
Select Table Purchasing.VendorContact
Select Table Sales.Individual
Select Table Sales.StoreContact
Retrieved from "http://dbshelp.devio.at/index.php?title=Dbo.ufnGetContactInformation_(function)&oldid=2503"