Horton

Re: Fwd: [PATCH] Add zstd compression for TOAST using extended header format

Peter Eisentraut <peter@eisentraut.org>

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From: Peter Eisentraut <peter@eisentraut.org>
To: Dharin Shah <dharinshah95@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2025-12-17T15:11:38Z
Lists: pgsql-hackers 
On 16.12.25 11:51, Dharin Shah wrote:
> - Zstd only applies to external TOAST, not inline compression. The 2-bit 
> limit in va_tcinfo stays as-is for inline data, where pglz/lz4 work fine 
> anyway. Zstd's wins show up on larger values.

This is a very complicated patch.  To motivate it, you should show some 
detailed performance measurements that show these wins.