Horton

Re: pgsql: Add suport for server-side LZ4 base backup compression.

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Michael Paquier <michael@paquier.xyz>
Cc: Robert Haas <rhaas@postgresql.org>, pgsql-committers@lists.postgresql.org
Date: 2022-02-12T22:06:43Z
Lists: pgsql-hackers 
Hi,

On 2022-02-12 13:38:45 +0900, Michael Paquier wrote:
> Perhaps you'd better check that 'decompress_program' can be executed
> and skip things if the command is not around?  Note that
> 020_pg_receivewal.pl does an extra lz4 --version as a safety measure,
> but 008_untar.pl does not.

Actually executing the command doesn't seem useful? It doesn't seem useful to
ignore an executable that's not actually executable or such. Testing whether
the file exists makes sense though.

Greetings,

Andres Freund

Commits

  1. Remove command checks in tests of pg_basebackup and pg_receivewal

  2. Add ./configure check for "lz4" command

  3. Add suport for server-side LZ4 base backup compression.