--set @id = ''''10010001''''
 select @id = ''''10010001''''
---全局变量
---必须以@@开头
--IF ELSE
declare @x int @y int @z int
select @x = 1 @y = 2 @z=3
if @x > @y
print ''''x > y'''' --打印字符串''''x > y''''
else if @y > @z
print ''''y > z''''
else print ''''z > y''''
--CASE
use pangu
update employee
set e_wage =
case
when job_level = ’1’ then e_wage*1.08
when job_level = ’2’ then e_wage*1.07
上一页 [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] ... 下一页 >> |
