题干:()
TT and FF are ... friends. Uh... very very good friends -________-b FF is a bad boy, he is always wooing TT to play the following game with him. This is a very humdrum game. To begin with, TT should write down a s…
题干:
Even the most successful company can go through a crisis period when you have to make a hard decision — to restructure, discard and merge departments, fire employees and do other unpleasant stuff. Lets consider the following model of a c…
在sqlserver的条件分支case when有两种写法:1)case 字段 when 值 then 返回值 when 值2 then 返回值2 end2)case when 条件1 then 返回值1 when 条件2 then 返回值2 end方法步骤:1.打开“SQL Server Management Studio”管理工具,创建一张测试…