On Wed, May 18, 2022 at 12:17:16PM -0400, Robert Haas wrote: > i.e. something like: > > 00 = PGLZ > 01 = LZ4 > 10 = reserved for future emergencies > 11 = extended header with additional type byte (1 of 256 possible > values reserved for Zstandard)
Btw, shouldn't we have something a bit more, err, extensible for the design of an extensible varlena header? If we keep it down to some bitwise information, we'd be fine for a long time but it would be annoying to review again an extended design if we need to extend it with more data. -- Michael
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