Re: Unhappy about API changes in the no-fsm-for-small-rels patch

[Andres Freund]

Hi,

On 2019-05-07 12:12:37 -0400, Tom Lane wrote:
> Why do you think there's no limit?  We ordinarily do
> RelationGetNumberOfBlocks at least once per query on a table

Well, for the main fork. Which already could have shrunk below the size
that led the FSM to be created. And we only do
RelationGetNumberOfBlocks() when planning, right? Not when using
prepared statements.

Greetings,

Andres Freund