select * top 99 percent from 职工 order by case when 工资 is null then 1 else 0 end 哪里出错了select * top 99 percent from 职工 order by case when 工资 is null then 1 else 0 end为什么总说有不能识别的短语或关键字

select top 1 请问 select top 1 1 from ... select max(account_id ) from(select top 5 account_id from account)子查询没起作用为什么? SELECT select * top 99 percent from 职工 order by case when 工资 is null then 1 else 0 end 哪里出错了select * top 99 percent from 职工 order by case when 工资 is null then 1 else 0 end为什么总说有不能识别的短语或关键字 sql=select top 1 * from news order by tim desc 中的top 1是什么作用?如题 select top 1 ID from Net_dictionary,其中top1 ID指的是什么? sqltext4=select top 2 * from stock order by Look_Count desc是什么意思? top top top top top top top top top sybase可以取范围随机数吗select top 2 course_id from csr_len_course order by newid() 随机数2可以用num