diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index 0bfd6151c4..67fbd9660b 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -3592,7 +3592,7 @@ SELECT pg_stat_get_backend_pid(s.backendid) AS pid,
ext_stats_computed
bigint
- Number of computed extended statistics computed. This counter only advances when
+ Number of extended statistics computed. This counter only advances when
the phase is computing extended statistics.
@@ -3615,7 +3615,7 @@ SELECT pg_stat_get_backend_pid(s.backendid) AS pid,
current_child_table_relid
oid
OID of the child table currently being scanned. This field is only valid when
- the phase is computing extended statistics.
+ the phase is acquiring inherited sample rows.
@@ -3667,7 +3667,7 @@ SELECT pg_stat_get_backend_pid(s.backendid) AS pid,
computing extended statistics
The command is computing extended statistics from the samples rows obtained
- durring the table scan.
+ during the table scan.