无详细内容 无 CREATE OR REPLACE TYPE table_userid is table of varchar2(100); create or replace function get_userid_tab(v_str in varchar2) return table_userid pipelined as v_new_str varchar2(4000); begin if nvl(v_str,null) is not null then v
CREATE OR REPLACE TYPE table_userid is table of varchar2(100);
create or replace function get_userid_tab(v_str in varchar2) return table_userid pipelined as
v_new_str varchar2(4000);
begin
if nvl(v_str,null) is not null then
v_new_str:=v_str;
while 1=1 loop
if instr(v_new_str,',')=0 then
pipe row(to_number(v_new_str));
exit;
else
pipe row(to_number(substr(v_new_str,1,instr(v_new_str,',')-1)));
v_new_str:=substr(v_new_str,instr(v_new_str,',')+1);
end if;
end loop;
end if;
return;
end;
测试: select * from table(get_userid_tab('16,17,18,19,20'));
结果:
16
17
18
19
20 
