时间:2021-07-01 10:21:17 帮助过:49人阅读
SQLServer拆分字符串到临时表 无 GOCreate function [dbo].[split](@SourceSql varchar(max),@StrSeprate varchar(10))returns @temp table(line varchar(max))asbegin declare @i int set @SourceSql = rtrim(ltrim(@SourceSql)) set @i = charindex(@StrSep
SQLServer拆分字符串到临时表 <无>
GO
Create function [dbo].[split]
(
@SourceSql varchar(max),
@StrSeprate varchar(10)
)
returns @temp table(line varchar(max))
as
begin
declare @i int
set @SourceSql = rtrim(ltrim(@SourceSql))
set @i = charindex(@StrSeprate,@SourceSql)
while @i >= 1
begin
if len(left(@SourceSql,@i-1))>0
begin
insert @temp values(left(@SourceSql,@i-1))
end
set @SourceSql=substring(@SourceSql,@i+len(@StrSeprate),len(@SourceSql)-@i)
set @i=charindex(@StrSeprate,@SourceSql)
end
if @SourceSql <> ''
insert @temp values(@SourceSql)
return
end
-----测试
GO
Select * From dbo.split('asd,f,gh,jk,l',',')
--SQL 递归
Create function [dbo].[split]
(
@SourceSql varchar(max),
@StrSeprate varchar(10)
)
returns @temp table(line varchar(max))
as
begin
;with roy as
(
select COl2=cast(substring(@SourceSql+@StrSeprate,1,charindex(@StrSeprate,@SourceSql+@StrSeprate)-1) as nvarchar(max)),
Split=cast(substring(@SourceSql+@StrSeprate,charindex(@StrSeprate,@SourceSql+@StrSeprate)+1,len(@SourceSql+@StrSeprate)-charindex(@StrSeprate,@SourceSql+@StrSeprate)) as varchar(max))
union all
select COl2=cast(cast(substring(Split,1,charindex(@StrSeprate,Split)-1) as nvarchar(100)) as nvarchar(max)),
Split= cast(substring(Split,charindex(@StrSeprate,Split)+1,len(Split)-charindex(@StrSeprate,Split)) as varchar(max))
from Roy where charindex(@StrSeprate,Split)>1
)
Insert into @temp(line)select COl2 from roy option (MAXRECURSION 0)
return
end