Не работает фильтрация where name like '%_%'

create table #temp1(id int identity(1,1), name varchar(50))

insert into #temp1(name) values ('Вася')
insert into #temp1(name) values ('Петя')
insert into #temp1(name) values ('Коля_')

select * from #temp1 where name like '%_%'
drop table #temp1

id          name                                               
----------- -------------------------------------------------- 
1           Вася
2           Петя
3           Коля_


Microsoft SQL Server  2000 - 8.00.2040 (Intel X86) 
	May 13 2005 18:33:17 
	Copyright (c) 1988-2003 Microsoft Corporation
	Enterprise Edition on Windows NT 5.2 (Build 3790: Service Pack 1, v.1433)

select * from #temp1 where name like '%[_]%'

ESCAPE