Postfix with mysql write support
From Perswiki
2012/11/18 This patch adds mysql write support to postfix 2.9.4.
postfix-mysql-write-support-294.patch
2015/02/25 This patch adds mysql write support to postfix 2.11.4.
postfix-mysql-write-support-2114.patch
2019/05/10 This patch adds mysql write support to postfix 3.4.5. Also fixes a couple of minor issues.
postfix-mysql-write-support-345.patch
The original patch was
written by Stefan Jakobs, see his posting to postfix-users, all credit is his.
