with ,Row_Number,DateDiff,DateAdd用法学习

?

  with tabs as 

 (

 select row_number() over (order by name) as rowNum ,

convert(varchar(10),dateadd(dd,number,convert(varchar(8),getdate(),120)+'01'),120) as dt

from master..spt_values where type='P'

and

dateadd(dd,number,convert(varchar(8),getdate(),120)+'01')<=dateadd(dd,-1,convert(varchar(8),dateadd(mm,1,getdate()),120)+'01')

 )   

 select * from tabs where rowNum%2>0