On Wed, Jun 3, 2009 at 8:03 PM, Carlos Oliva <car...@pbsinet.com> wrote: > Woudl it be possible to keep the current postgresql version running in a > different port, install a new version of postgresql, and copy the data from > one version to the other while both versions are running? This might give > us time to copy the tables and databases one at a time and reconfigure the > database access for parts of the application until we complete the migration > to the new version. Yes it is possible. You can setup new version of postgresql with new data directory, in different location (say /var/pg_new/data), run it on different port, and have multiple postgresql installations running side by side. What OS do you run, and where do you get postgresql binaries from.
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