doc: Fix explanation related to pg_shmem_allocations
authorMichael Paquier <michael@paquier.xyz>
Wed, 16 Dec 2020 01:36:03 +0000 (10:36 +0900)
committerMichael Paquier <michael@paquier.xyz>
Wed, 16 Dec 2020 01:36:03 +0000 (10:36 +0900)
commitbce641a2af7199f07ec2b0a84f8fec0f26b2adc0
treed68b652f2c1e70c82032f02c52e1981f154c6d13
parent02c767b0fe241416d7b7ee3c107dcaf379d95381
doc: Fix explanation related to pg_shmem_allocations

Offsets are shown as NULL only for anonymous allocations.

Author: Benoit Lobréau
Reviewed-by: Kyotaro Horiguchi
Discussion: https://postgr.es/m/CAPE8EZ5Lnoyqoz7aZpvQM0E8sW+hw+k6G2NULe+m4arFRrA1aA@mail.gmail.com
Backpatch-through: 13
doc/src/sgml/catalogs.sgml