On Sat, Nov 02, 2019 at 07:07:17PM +0300, Павел Ерёмин wrote:
The proposed option does not need to change the length of either the page header or tuple header. Therefore, you will not need to physically change the data.
So how do you link the tuple versions together? Clearly, that has to be stored somewhere ... -- Tomas Vondra http://www.2ndQuadrant.comPostgreSQL Development, 24x7 Support, Remote DBA, Training & Services