create function get_strarraylength
( @str varchar(1024), --要分割的字串
@split varchar(10) --分隔符號
) returns int
as begin
declare @location int
declare @start int
declare @length int
set @str=ltrim(rtrim(@str))
set @location=charindex(@split,@str)
set @length=1
while @location<>0
begin
set @start=@location+1
set @location=charindex(@split,@str,@start)
set @length=@length+1
end
return @length
end
gocreate function get_strarraystrofindex
( @str varchar(1024), --要分割的字串
@split varchar(10), --分隔符號
@index int --取第幾個元素
) returns varchar(1024)
as begin
declare @location int
declare @start int
declare @next int
declare @seed int
set @str=ltrim(rtrim(@str))
set @start=1
set @next=1
set @seed=len(@split)
set @location=charindex(@split,@str)
while @location<>0 and @index>@next
begin
set @start=@location+@seed
set @location=charindex(@split,@str,@start)
set @next=@next+1
end
if @location =0 select @location =len(@str)+1
return substring(@str,@start,@location-@start)
end
go create procedure insertuservaluepro
@valueids nvarchar(100) ,
@userid nvarchar(50)
asbegin
declare @next int
set @next=1
declare @count int
declare @valid nvarchar(20)
while @next<=dbo.get_strarraylength(@valueids,',')
begin
set @valid = dbo.get_strarraystrofindex(@valueids,',',@next)
--print @valid
select @count=count(userid) from t_uservalue where userid=@userid and valueid = @valid
print @count
if(@valid ='' or @valid is null )
begin
delete from t_uservalue where userid=@userid
endelse if(@count <= 0)
begin
insert into t_uservalue values(@userid,@valid)
endelse if(@count > 0)
begin
delete from t_uservalue where userid=@userid
insert into t_uservalue values(@userid,@valid)
endset @next=@next+1
end
endgo
--exec insertuservaluepro '','49'
--select * from dbo.t_uservalue where userid=49
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