create table #(AAA int)
insert into # select 12100
insert into # select 12101
insert into # select 32101
insert into # select 32109
select reverse(reverse(rtrim(AAA) + '1') + 1)/10 from #
/*结果
22100
22101
42101
42109
*/
create table #(AAA int)
insert into # select 12100
insert into # select 12101
insert into # select 32101
insert into # select 32109
select reverse(reverse(rtrim(AAA) + '1') + 1)/10 from #
/*结果
22100
22101
42101
42109
*/