Robert Haas <> writes:
> On Mon, Oct 21, 2013 at 11:52 PM, Fujii Masao <> wrote:
>> So, our consensus is to introduce the hooks for FPW compression so that
>> users can freely select their own best compression algorithm?
>> Also, probably we need to implement at least one compression contrib module
>> using that hook, maybe it's based on pglz or snappy.

> I don't favor making this pluggable. I think we should pick snappy or
> lz4 (or something else), put it in the tree, and use it.

I agree.  Hooks in this area are going to be a constant source of
headaches, vastly outweighing any possible benefit.

                        regards, tom lane

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