Re: zstd compression for pg_dump

On Sat, Apr 01, 2023 at 10:26:01PM +0200, Tomas Vondra wrote:
> > Feel free to mess around with threads (but I'd much rather see the patch
> > progress for zstd:long).
> 
> OK, understood. The long mode patch is pretty simple. IIUC it does not
> change the format, i.e. in the worst case we could leave it for PG17
> too. Correct?

Right, libzstd only has one "format", which is the same as what's used
by the commandline tool.  zstd:long doesn't change the format of the
output: the library just uses a larger memory buffer to allow better
compression.  There's no format change for zstd:workers, either.

-- 
Justin