Horton

Save slot's restart_lsn when invalidated due to size

Alvaro Herrera <alvherre@alvh.no-ip.org>

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Commit: 12e52ba5a76e56aacdfbbb269e6b45c53d80c477
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: 2020-06-24T18:15:17Z
Releases: 13.0 
Save slot's restart_lsn when invalidated due to size

We put it aside as invalidated_at, which let us show "lost" in
pg_replication slot.  Prior to this change, the state value was reported
as NULL.

Backpatch to 13.

Author: Kyotaro Horiguchi <horikyota.ntt@gmail.com>
Reviewed-by: Álvaro Herrera <alvherre@alvh.no-ip.org>
Discussion: https://postgr.es/m/20200617.101707.1735599255100002667.horikyota.ntt@gmail.com
Discussion: https://postgr.es/m/20200407.120905.1507671100168805403.horikyota.ntt@gmail.com

Files

PathChange+/−
src/backend/replication/slot.c modified +1 −0
src/backend/replication/slotfuncs.c modified +10 −1
src/include/access/xlog.h modified +1 −1
src/include/replication/slot.h modified +3 −0
src/test/recovery/t/019_replslot_limit.pl modified +1 −1

Discussion