有没有办法可以缩短存储为字符串的GUID的长度，并且仍然有点随机？

I am creating normal GUIDs and then storing these as strings in a table. They are very long and I don't need to have them that long as my table only will ever have a maximum of 10,000 rows and if it so happens that a value is created twice I can arrange for a second attempt at an insert. I am creating normal GUIDs and then storing the