17.12.2011 18:25 пользователь "Filip Rembiałkowski" <plk.zu...@gmail.com> написал: > > Normally there is no chance it could work, > because (a) the planner does not know all possible values of a column, > and (b) btree indexes cannot search on "not equal" operator. >
Why so? a<>b is same as (a<b or a>b), so, planner should chech this option.
