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Transact-SQL
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2026-07-12 13:56:05 +04:00
USE [Database]
IF OBJECT_ID('[Functions].[does_product_exist_with_name]') IS NOT NULL
DROP FUNCTION [Functions].[does_product_exist_with_name];
GO
CREATE FUNCTION [Functions].[does_product_exist_with_name](
@name AS NVARCHAR(128)
)
RETURNS BIT
AS
BEGIN
IF EXISTS (
SELECT *
FROM [Tables].[products]
WHERE [name] = @name
)
RETURN CAST(1 AS BIT);
RETURN CAST(0 AS BIT);
END