user
20 lines
381 B
Transact-SQL
20 lines
381 B
Transact-SQL
USE [Database]
|
|
|
|
IF OBJECT_ID('[Functions].[does_barcode_exist]') IS NOT NULL
|
|
DROP FUNCTION [Functions].[does_barcode_exist];
|
|
GO
|
|
CREATE FUNCTION [Functions].[does_barcode_exist](
|
|
@barcode AS BIGINT
|
|
)
|
|
RETURNS BIT
|
|
AS
|
|
BEGIN
|
|
IF EXISTS(
|
|
SELECT *
|
|
FROM [Tables].[products]
|
|
WHERE [barcode] = @barcode
|
|
)
|
|
RETURN CAST(1 AS BIT);
|
|
RETURN CAST(0 AS BIT);
|
|
END
|