Fix typo in documentation

These have been found while cross-checking for the use of unique words
in the documentation.

Author: Alexander Lakhin
Discussion: https://postgr.es/m/9b5a3a85-899a-ae62-dbab-1e7943aa5ab1@gmail.com

diff --git a/doc/src/sgml/maintenance.sgml b/doc/src/sgml/maintenance.sgml
index da3a900dc1f1308777567a2d54facad96884cda1..5f3adc98c96b91588d4718e1516155e379814526 100644 (file)
--- a/doc/src/sgml/maintenance.sgml
+++ b/doc/src/sgml/maintenance.sgml
@@ -594,7 +594,7 @@ SELECT datname, age(datfrozenxid) FROM pg_database;
     scans every page in the table that is not already all-frozen, it should
     set age(relfrozenxid) to a value just a little more than the
     vacuum_freeze_min_age setting
-    that was used (more by the number of transcations started since the
+    that was used (more by the number of transactions started since the
     VACUUM started).  If no relfrozenxid-advancing
     VACUUM is issued on the table until
     autovacuum_freeze_max_age is reached, an autovacuum will soon