| From: | Melanie Plageman <melanieplageman(at)gmail(dot)com> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Use streaming read I/O in VACUUM's first phase |
| Date: | 2025-02-14 17:59:17 |
| Message-ID: | E1tizy9-0077X8-H5@gemulon.postgresql.org |
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| Lists: | pgsql-committers |
Use streaming read I/O in VACUUM's first phase
Make vacuum's first phase, which prunes and freezes tuples and records
dead TIDs, use the read stream API by by converting
heap_vac_scan_next_block() to a read stream callback.
Reviewed-by: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Reviewed-by: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Discussion: https://postgr.es/m/CAAKRu_aLwANZpxHc0tC-6OT0OQT4TftDGkKAO5yigMUOv_Tcsw%40mail.gmail.com
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/9256822608f3b0636cfd88c3436cdceda7003cf3
Modified Files
--------------
src/backend/access/heap/vacuumlazy.c | 152 ++++++++++++++++++++++-------------
1 file changed, 94 insertions(+), 58 deletions(-)
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