With the help of David Fetter, you can get the copy by git clone http://git.postgresql.org/git/~davidfetter/hash/.git<http://git.postgresql.org/git/%7Edavidfetter/hash/.git> It's in the branch gsoc-hash. Thank you, David.
-- Best Regards, Xiao Meng DKERC, Harbin Institute of Technology, China Gtalk: [EMAIL PROTECTED] MSN: [EMAIL PROTECTED] http://xiaomeng.yo2.cn