DECLARE @test3 VARCHAR(100) = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'; SELECT LEN(CONVERT(VARCHAR, @test3)); PRINT CONVERT(VARCHAR, @test3); 3/n,n=3DECLARE @test3 VARCHAR(100) = 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'; SELECT LEN(CONVERT(VARCHAR, @test3)); PRINT CONVERT(VARCHAR, @test3); 3/n,n=3