aboutsummaryrefslogtreecommitdiff
path: root/doc/src/sgml/backup.sgml
diff options
context:
space:
mode:
Diffstat (limited to 'doc/src/sgml/backup.sgml')
-rw-r--r--doc/src/sgml/backup.sgml3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/src/sgml/backup.sgml b/doc/src/sgml/backup.sgml
index 3fa5efdd789..7f7a2a36a08 100644
--- a/doc/src/sgml/backup.sgml
+++ b/doc/src/sgml/backup.sgml
@@ -903,7 +903,8 @@ SELECT * FROM pg_stop_backup(false, true);
<filename>backup_label</filename> in the root directory of the backup. The
third field should be written to a file named
<filename>tablespace_map</filename> unless the field is empty. These files are
- vital to the backup working, and must be written without modification.
+ vital to the backup working and must be written byte for byte without
+ modification, which may require opening the file in binary mode.
</para>
</listitem>
<listitem>