case when语句结尾用end 还是end casePL SQLend 和 end case有什么区别?

case when语句结尾用end 还是end casePL SQLend 和 end case有什么区别? case when then else end 能不能在Where 后面用Case when 语句 sql语句 case when or 自己写的sqlselect date_format(createDate,'%Y-%m-%d') as createDate,count(case when reqtype='runUp' then imei end) as runUp,count(case when (reqtype='login' or reqtype='register') then imei end) as loginFROM (select distinct CASE a WHEN 1 THEN b ELSE NULL END 这语句什么意思select * from [Feedbacks] where QId=3 order by case when QId=3 then 1 else 2 end,QId这个语句什么意思select * from [Feedbacks] where QId=3 order by case when QId=3 then 1 else 2 end,QId vhdl 并行语句进程语句,case语句,元件例化语句,when.else语句,哪个不是并行语句 case when 语句怎么写,举个例子 能否在from 之后加 case when 语句? sql case when then ...虚心求教select case salarywhen 5000 then '高薪'when 4500 then '中薪'when 3500 then '中低薪'else 'null'end as '工资等级' from telenolist我想统计各个工资级别的人数 那个count(*)应该放在语句的哪 高中数学条件语句中什么时候以end结尾,什么时候以print结尾 case when.then.else.endSQL实现如下功能用case when...then...else.end 实现当A=1时,那么B=1,否则B=0;C=0,否则C=1 when does your school end还是over I played the piece from beginning to___(结尾) 这里是用end还是ending? SQL中Case When Then的用法.我想把Case When用在Where里,例如：如果R.conclusion='N'那么R.result的选择条件为'A'或'B'.WhereR.result in (case when R.conclusion = 'N' then ('A','B) End)这个写法总是报错说没有右括号.有什 case 后接定语从句,关系副词用where 还是when?e.g.We'll see a case ______ the music could cure people. --简单Case函数 CASE sex WHEN '1' THEN '男' WHEN '2' THEN '女' ELSE '其他' END --Case搜索函数 CASE请问这两种用法有什么区别,分别在什么情况下使用?--简单Case函数 CASE sex WHEN '1' THEN '男' WHEN '2' THEN '女' ELSE sql case when请教请教sql中case when 判断语句select 姓名,工龄,(case when (工龄>= '35') then 90%when (工龄>='30' and 工龄='20' and 工龄='10' and 工龄