Re: [GENERAL] DBMS upgrade and backups

2011-03-14 Thread Michael Nolan
On Mon, Mar 14, 2011 at 1:38 PM, Vick Khera wrote: > On Mon, Mar 14, 2011 at 10:06 AM, Alexander Pyhalov wrote: > > Am I right that on PostgreSQL upgrade to new major version (e.g. from 9.0 > to > > 9.1) I'll loose my backups (base backups and wal files will be useless)? > So > > to go to past a

Re: [GENERAL] DBMS upgrade and backups

2011-03-14 Thread Vick Khera
On Mon, Mar 14, 2011 at 10:06 AM, Alexander Pyhalov wrote: > Am I right that on PostgreSQL upgrade to new major version (e.g. from 9.0 to > 9.1) I'll loose my backups (base backups and wal files will be useless)? So > to go to past after DB upgrade  I had to install old version(9.0), recover > dat

Re: [GENERAL] DBMS upgrade and backups

2011-03-14 Thread Alexander Pyhalov
Hello. On 03/14/2011 17:38, Vibhor Kumar wrote: You won't be able to use the Data Directory of New Version for PG 9.0, you have to use your old backup. What is the preferred way to deal with this issue? I would recommend to take pg_dump backup with Filesystem Backup before any upgrade. Ca

Re: [GENERAL] DBMS upgrade and backups

2011-03-14 Thread Vibhor Kumar
On Mar 14, 2011, at 7:36 PM, Alexander Pyhalov wrote: > Am I right that on PostgreSQL upgrade to new major version (e.g. from 9.0 to > 9.1) I'll loose my backups (base backups and wal files will be useless)? Yes, those Backups would not be valid. > So to go to past after DB upgrade I had to i

[GENERAL] DBMS upgrade and backups

2011-03-14 Thread Alexander Pyhalov
Hello. Am I right that on PostgreSQL upgrade to new major version (e.g. from 9.0 to 9.1) I'll loose my backups (base backups and wal files will be useless)? So to go to past after DB upgrade I had to install old version(9.0), recover data and then upgrade DBMS software... What is the preferre