if (object_id ('f_getip' ) is not null )
drop function f_getip
go
create function dbo . f_getip (@ ip v
Archar (100 ))
returns @ t table (a int , b int , c int , d int )
as
be
gin &nbs
p; set @ ip = replace (@ ip , '.' , ' ' )
declare
@ s1
VARchar (3 ) , @ s2 varchar (3 ),
@ s3 varchar (3 ) , @ s4 varchar (3 )
exec xp_sscanf @ ip , '%s %s %s %s' , @ s1 output , @ s2 output , @ s3 output , @ s4 output
insert into @ t select @ s1 , @ s2 , @ s3 , @ s4
return
end
go
select *
From dbo . f_getip ('192.168.0.1' )
go
/*
a b c d
----------- ----------- ----------- -----------
192 168 0 1
*/
if (object_id ('p_select' ) is not null )
drop proc p_select
go
create proc p_select (@ tb varchar (100 ), @ cols varchar (100 ), @ wherecol varchar (100 ), @ value varchar (100 ))
as
begin
declare @ s varchar (8000 )
exec xp_sprintf @ s output , 'select %s f
rom %s where %s=''%s''' , @ cols , @ tb , @ wherecol , @ value
exec (@ s)
end
go
exec p_select '
Sysobjects' , 'id,xty
PE,crdate' , 'n
ame' , 'p_select'
/*
id xtype crdate
----------- ----- -----------------------
898102240 P 2009-08-18 03:01:51.153
*/