Comment 6 for bug 1604702

BTW the error message will be:

index row size 2816 exceeds maximum 2712 for index "maasserver_sshkey_user_id_31f4dfe9dbd6f8ba_uniq" HINT: Values larger than 1/3 of a buffer page cannot be indexed. Consider a function index of an MD5 hash of the value, or use full text indexing.