Horton

Provide a way block-level table AMs could re-use acquire_sample_rows()

Alexander Korotkov <akorotkov@postgresql.org>

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Commit: dd1f6b0c172a643a73d6b71259fa2d10378b39eb
Author: Alexander Korotkov <akorotkov@postgresql.org>
Date: 2024-04-08T11:39:48Z
Releases: 17.0 
Provide a way block-level table AMs could re-use acquire_sample_rows()

While keeping API the same, this commit provides a way for block-level table
AMs to re-use existing acquire_sample_rows() by providing custom callbacks
for getting the next block and the next tuple.

Reported-by: Andres Freund
Discussion: https://postgr.es/m/20240407214001.jgpg5q3yv33ve6y3%40awork3.anarazel.de
Reviewed-by: Pavel Borisov

Files

PathChange+/−
src/backend/access/heap/heapam_handler.c modified +12 −0
src/backend/commands/analyze.c modified +26 −16
src/include/access/tableam.h modified +13 −0
src/include/commands/vacuum.h modified +53 −3
src/tools/pgindent/typedefs.list modified +2 −0

Discussion