Generate a random password in T-SQL

RandomPassword.sql

declare @idx as int
declare @randomPwd as nvarchar(64)
declare @rnd as float
select @idx = 0
select @randomPwd = N''
select @rnd = rand((@@CPU_BUSY % 100) + ((@@IDLE % 100) * 100) + 
       (DATEPART(ss, GETDATE()) * 10000) + ((cast(DATEPART(ms, GETDATE()) as int) % 100) * 1000000))
while @idx < 64
begin
   select @randomPwd = @randomPwd + char((cast((@rnd * 83) as int) + 43))
   select @idx = @idx + 1
select @rnd = rand()
end

select @randomPwd