The pg_stop_backup will return one row with three values.

The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/14/continuous-archiving.html
Description:

It appears that this may be out of date.

pg_stop_backup
---------------------------------------------------------------------------
 (0/2000138,"START WAL LOCATION: 0/2000028 (file
000000010000000000000002)+
 CHECKPOINT LOCATION: 0/2000060
+
 BACKUP METHOD: streamed
+
 BACKUP FROM: primary
+
 START TIME: 2021-12-19 13:39:19 EST
+
 LABEL: label
+
 START TIMELINE: 1
+
 ","")


Seems to be returning 7 values ?

Dave