doc: Add note to pg_dump man page about pg_dumpall

suggested by Joshua Drake
10 years ago · a85054181b
parent 340c74dfdf
commit a85054181b
1 changed files with 6 additions and 0 deletions
--- a/doc/src/sgml/ref/pg_dump.sgml
+++ b/doc/src/sgml/ref/pg_dump.sgml
@ -45,6 +45,12 @@ PostgreSQL documentation
   accessing the database (readers or writers).
  </para>

+  <para>
+   <application>pg_dump</application> only dumps a single database.  To backup
+   global objects that are common to all databases in a cluster, such as roles
+   and tablespaces, use <xref linkend="app-pg-dumpall">.
+  </para>
+
  <para>
   Dumps can be output in script or archive file formats. Script
   dumps are plain-text files containing the SQL commands required