diff options
Diffstat (limited to 'src/man')
| -rw-r--r-- | src/man/pg_upgrade.1 | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/src/man/pg_upgrade.1 b/src/man/pg_upgrade.1 index e249e117474..75c48d096de 100644 --- a/src/man/pg_upgrade.1 +++ b/src/man/pg_upgrade.1 @@ -1,12 +1,12 @@ .\" This is -*-nroff-*- .\" XXX standard disclaimer belongs here.... -.\" $Header: /cvsroot/pgsql/src/man/Attic/pg_upgrade.1,v 1.3 1998/08/30 13:14:00 momjian Exp $ +.\" $Header: /cvsroot/pgsql/src/man/Attic/pg_upgrade.1,v 1.4 1998/08/31 04:32:18 momjian Exp $ .TH pg_upgrade UNIX 1/20/96 PostgreSQL PostgreSQL .SH NAME pg_upgrade - allows upgrade from a previous release without reloading data .SH SYNOPSIS .BR pg_upgrade -[-f input_file] old_data_dir database +[-f input_file] old_data_dir .SH DESCRIPTION .IR "pg_upgrade" is a utility for upgrading from a previous PostgreSQL release @@ -15,27 +15,28 @@ First, to be safe, back up your data directory. Then, use: .nf - pg_dumpall -s -o >db.out + pg_dumpall -s >db.out .fi -to dump out your old database definitions without data, -while perserving the max system oid. +to dump out your old database definitions without any data. +Stop the postmaster and all backends. .PP Then rename (using .IR mv ) your old pgsql /data directory to /data.old and do a .IR "make install" to install the new binaries. -Then run +Run .IR initdb to create a new .IR template1 database containing the system tables for the new release. +Start the new postmaster, .IR cd to the pgsql main directory, and type: .nf - pg_upgrade -f db.out data.old template1 + pg_upgrade -f db.out data.old .fi The system will do some checking to make sure everything is properly @@ -45,13 +46,9 @@ script to create all the databases and tables you had, but with no data. It will then move the data files from /data.old into the proper .IR /data directory. -You can then start the -.IR postmaster -and check out the data. +You can then check out the data. You can delete the .IR /data.old directory when you are finished. -.PP -It can also be used for individual databases. .SH "SEE ALSO" pg_dumpall(1). |