CREATE PROCEDURE testPro AS BEGIN DECLARE @c nvarchar(3) SET @c = '001' PRINT @c RETURN @c END DECLARE @n NVARCHAR(3) EXEC @n = testPro PRINT @n
CREATE PROCEDURE testPro @c nvarchar(3) output AS BEGIN SET @c = '001' PRINT @c RETURN @c END DECLARE @n NVARCHAR(3) EXEC testPro @n output PRINT @n
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