Dmitry Koval <d(dot)koval(at)postgrespro(dot)ru>, Alexander Lakhin <exclusion(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Richard Guo <guofenglinux(at)gmail(dot)com>, Tender Wang <tndrwang(at)gmail(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org