修改执行一下sql:
declare
cmd varchar2(100);
i number(10) :=1;
item varchar2(50);
begin
for i in 1..400000 loop
item:='TEST'||i;
cmd:= 'insert into base_itemmanager(item_code,item_name,item_pri) values('''||item||''','''||item||''',''Y'')';
execute immediate cmd;
end loop;
end;