CREATE DEFINER=`root`@`%` FUNCTION `split_pid`(str varchar (1000),delimiter varchar(1)) RETURNS varchar(200) CHARSET utf8

begin

declare cur_str varchar(200);

declare sub_len int;

declare sub_str varchar(200);

declare ret_str varchar(200);

declare loop_count int;

set cur_str = str;

set sub_len = -1;

set ret_str = '';

set loop_count = 0;

repeat

set cur_str = substring(cur_str,sub_len + 2);

set sub_str = substring_index(cur_str,delimiter,1);

set sub_len = length(sub_str);

if sub_len !=0 then

set ret_str = concat(ret_str,lpad(sub_str,6,'0'));

end if;

set loop_count = loop_count + 1;

until sub_len = 0

end repeat;

return ret_str;

end