Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> Solutions can also include
> * manual mechanism for setting ndistinct that doesn't keep getting
> overwritten by subsequent ANALYZEs
Hmm, that might actually be the most practical answer for large,
reasonably-static tables. Especially if we expose the "negative
stadistinct" feature to let people specify it as a fraction of table
size.
regards, tom lane